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TuxCare security update for org.bouncycastle (4 CVEs)

Type: advisorySources: OSV

TuxCare rebuilt 16 org.bouncycastle packages to address 4 CVEs. Fixed in 1.76-tuxcare.4.

Products
org.bouncycastle:bcjmail-jdk15to18, org.bouncycastle:bcjmail-jdk18on, org.bouncycastle:bcmail-jdk15to18, org.bouncycastle:bcmail-jdk18on, org.bouncycastle:bcpg-jdk15to18, org.bouncycastle:bcpg-jdk18on, org.bouncycastle:bcpkix-jdk15to18, org.bouncycastle:bcpkix-jdk18on, org.bouncycastle:bcprov-ext-jdk15to18, org.bouncycastle:bcprov-ext-jdk18on, org.bouncycastle:bcprov-jdk15to18, org.bouncycastle:bcprov-jdk18on, org.bouncycastle:bctls-jdk15to18, org.bouncycastle:bctls-jdk18on, org.bouncycastle:bcutil-jdk15to18, org.bouncycastle:bcutil-jdk18on
Affected versions
1.76, 1.76-tuxcare.1, 1.76-tuxcare.2, 1.76-tuxcare.3
Fixed versions
1.76-tuxcare.4
CVEs
CVE-2025-14813, CVE-2026-0636, CVE-2026-3505, CVE-2026-5598
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 16:52 UTC · Revision 1

Source evidence

TuxCare security update for org.bouncycastle (4 CVEs)

core-osv · Original source

Published 7 Sept 2026, 06:35 UTC

TuxCare rebuilt 16 org.bouncycastle packages to address 4 CVEs. Fixed in 1.76-tuxcare.4.

osv:CLSA-2026-1788762932

org.bouncycastle:bcjmail-jdk15to18

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcjmail-jdk18on

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcmail-jdk15to18

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcmail-jdk18on

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcpg-jdk15to18

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcpg-jdk18on

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcpkix-jdk15to18

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcpkix-jdk18on

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcprov-ext-jdk15to18

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcprov-ext-jdk18on

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcprov-jdk15to18

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcprov-jdk18on

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bctls-jdk15to18

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bctls-jdk18on

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcutil-jdk15to18

Fixed versions: 1.76-tuxcare.4

org.bouncycastle:bcutil-jdk18on

Fixed versions: 1.76-tuxcare.4

Complete source record
{
  "id": "eaa9a32f7e98141c92541fb9ffb8ec0db1db69448e7c272a543c90b37f077793",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1788762932",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "TuxCare security update for org.bouncycastle (4 CVEs)",
    "summary": "TuxCare rebuilt 16 org.bouncycastle packages to address 4 CVEs. Fixed in 1.76-tuxcare.4.",
    "evidence": "osv:CLSA-2026-1788762932",
    "products": [
      {
        "name": {
          "value": "org.bouncycastle:bcjmail-jdk15to18",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcjmail-jdk18on",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/1/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcmail-jdk15to18",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/2/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcmail-jdk18on",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/3/ranges"
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        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/3/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcpg-jdk15to18",
          "evidence": "/affected/4/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/4/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/4/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcpg-jdk18on",
          "evidence": "/affected/5/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/5/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/5/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcpkix-jdk15to18",
          "evidence": "/affected/6/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/6/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/6/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/6/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/6/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/6/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcpkix-jdk18on",
          "evidence": "/affected/7/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/7/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/7/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/7/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/7/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/7/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcprov-ext-jdk15to18",
          "evidence": "/affected/8/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/8/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/8/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/8/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/8/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/8/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcprov-ext-jdk18on",
          "evidence": "/affected/9/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/9/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/9/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/9/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/9/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/9/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcprov-jdk15to18",
          "evidence": "/affected/10/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/10/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/10/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/10/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/10/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/10/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcprov-jdk18on",
          "evidence": "/affected/11/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/11/ranges"
          }
        ],
        "affected_versions": [
          {
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            "evidence": "/affected/11/versions"
          },
          {
            "value": "1.76-tuxcare.1",
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          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/11/versions"
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        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bctls-jdk15to18",
          "evidence": "/affected/12/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/12/ranges"
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        ],
        "affected_versions": [
          {
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          {
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            "evidence": "/affected/12/versions"
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            "evidence": "/affected/12/versions"
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            "evidence": "/affected/12/versions"
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        ]
      },
      {
        "name": {
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          "evidence": "/affected/13/package/name"
        },
        "prerequisites": [],
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            "evidence": "/affected/13/ranges"
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        ],
        "affected_versions": [
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            "evidence": "/affected/13/versions"
          },
          {
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            "evidence": "/affected/13/versions"
          },
          {
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            "evidence": "/affected/13/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/13/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcutil-jdk15to18",
          "evidence": "/affected/14/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/14/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/14/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/14/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/14/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/14/versions"
          }
        ]
      },
      {
        "name": {
          "value": "org.bouncycastle:bcutil-jdk18on",
          "evidence": "/affected/15/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.76-tuxcare.4",
            "evidence": "/affected/15/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.76",
            "evidence": "/affected/15/versions"
          },
          {
            "value": "1.76-tuxcare.1",
            "evidence": "/affected/15/versions"
          },
          {
            "value": "1.76-tuxcare.2",
            "evidence": "/affected/15/versions"
          },
          {
            "value": "1.76-tuxcare.3",
            "evidence": "/affected/15/versions"
          }
        ]
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1788762932",
      "aliases": [
        "CLSA-2026-1788762932"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "1.76"
                },
                {
                  "fixed": "1.76-tuxcare.4"
                }
              ]
            }
          ],
          "package": {
            "name": "org.bouncycastle:bcjmail-jdk15to18",
            "purl": "pkg:maven/org.bouncycastle/bcjmail-jdk15to18",
            "ecosystem": "TuxCare:Maven"
          },
          "versions": [
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            "1.76-tuxcare.1",
            "1.76-tuxcare.2",
            "1.76-tuxcare.3"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1788762932.json",
            "tuxcare": {
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            }
          }
        },
        {
          "ranges": [
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                }
              ]
            }
          ],
          "package": {
            "name": "org.bouncycastle:bcjmail-jdk18on",
            "purl": "pkg:maven/org.bouncycastle/bcjmail-jdk18on",
            "ecosystem": "TuxCare:Maven"
          },
          "versions": [
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            "1.76-tuxcare.1",
            "1.76-tuxcare.2",
            "1.76-tuxcare.3"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1788762932.json",
            "tuxcare": {
              "base_version": "1.76",
              "fixed_version": "1.76-tuxcare.4"
            }
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
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                },
                {
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                }
              ]
            }
          ],
          "package": {
            "name": "org.bouncycastle:bcmail-jdk15to18",
            "purl": "pkg:maven/org.bouncycastle/bcmail-jdk15to18",
            "ecosystem": "TuxCare:Maven"
          },
          "versions": [
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            "1.76-tuxcare.1",
            "1.76-tuxcare.2",
            "1.76-tuxcare.3"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1788762932.json",
            "tuxcare": {
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              "fixed_version": "1.76-tuxcare.4"
            }
          }
        },
        {
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                },
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              ]
            }
          ],
          "package": {
            "name": "org.bouncycastle:bcmail-jdk18on",
            "purl": "pkg:maven/org.bouncycastle/bcmail-jdk18on",
            "ecosystem": "TuxCare:Maven"
          },
          "versions": [
            "1.76",
            "1.76-tuxcare.1",
            "1.76-tuxcare.2",
            "1.76-tuxcare.3"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1788762932.json",
            "tuxcare": {
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              "fixed_version": "1.76-tuxcare.4"
            }
          }
        },
        {
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                }
              ]
            }
          ],
          "package": {
            "name": "org.bouncycastle:bcpg-jdk15to18",
            "purl": "pkg:maven/org.bouncycastle/bcpg-jdk15to18",
            "ecosystem": "TuxCare:Maven"
          },
          "versions": [
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            "1.76-tuxcare.1",
            "1.76-tuxcare.2",
            "1.76-tuxcare.3"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1788762932.json",
            "tuxcare": {
              "base_version": "1.76",
              "fixed_version": "1.76-tuxcare.4"
            }
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "1.76"
                },
                {
                  "fixed": "1.76-tuxcare.4"
                }
              ]
            }
          ],
          "package": {
            "name": "org.bouncycastle:bcpg-jdk18on",
            "purl": "pkg:maven/org.bouncycastle/bcpg-jdk18on",
            "ecosystem": "TuxCare:Maven"
          },
          "versions": [
            "1.76",
            "1.76-tuxcare.1",
            "1.76-tuxcare.2",
            "1.76-tuxcare.3"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1788762932.json",
            "tuxcare": {
              "base_version": "1.76",
              "fixed_version": "1.76-tuxcare.4"
            }
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "1.76"
                },
                {
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                }
              ]
            }
          ],
          "package": {
            "name": "org.bouncycastle:bcpkix-jdk15to18",
            "purl": "pkg:maven/org.bouncycastle/bcpkix-jdk15to18",
            "ecosystem": "TuxCare:Maven"
          },
          "versions": [
            "1.76",
            "1.76-tuxcare.1",
            "1.76-tuxcare.2",
            "1.76-tuxcare.3"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/maven/CLSA-2026-1788762932.json",
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      "modified": "2026-10-15T09:47:42.689556367Z",
      "provider": "osv",
      "upstream": [
        "CVE-2025-14813",
        "CVE-2026-0636",
        "CVE-2026-3505",
        "CVE-2026-5598"
      ],
      "references": []
    },
    "related_cves": [
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        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-0636",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-3505",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-5598",
        "evidence": "/upstream"
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    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 328447,
  "published_at": "2026-09-07T06:35:32+00:00"
}