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openssl: Fix of 2 CVEs

Type: advisorySources: OSV

- CVE-2026-84782: reset s->init_off to 0 in dtls1_retransmit_message() and skip retransmission in dtls1_handle_timeout() while a handshake write is suspended, preventing a DTLS retransmit from being sent from a stale buffer offset - CVE-2026-35189: defer building the full nameRelativeToCRLIssuer distribution point name out of certificate parsing into CRL matching, so a certificate with many relative CRL distribution points no longer duplicates the issuer name per entry at parse time

Products
openssl, openssl-devel, openssl-libs, openssl-perl, openssl-static
Affected versions
Not specified
Fixed versions
1:1.1.1k-5.el8_5.tuxcare.els22
CVEs
CVE-2026-35189, CVE-2026-84782
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 11:49 UTC · Revision 1

Source evidence

openssl: Fix of 2 CVEs

core-osv · Original source

Published 2 Oct 2026, 09:26 UTC

- CVE-2026-84782: reset s->init_off to 0 in dtls1_retransmit_message() and skip retransmission in dtls1_handle_timeout() while a handshake write is suspended, preventing a DTLS retransmit from being sent from a stale buffer offset - CVE-2026-35189: defer building the full nameRelativeToCRLIssuer distribution point name out of certificate parsing into CRL matching, so a certificate with many relative CRL distribution points no longer duplicates the issuer name per entry at parse time

osv:CLSA-2026-1790933161

openssl

Fixed versions: 1:1.1.1k-5.el8_5.tuxcare.els22

openssl-devel

Fixed versions: 1:1.1.1k-5.el8_5.tuxcare.els22

openssl-libs

Fixed versions: 1:1.1.1k-5.el8_5.tuxcare.els22

openssl-perl

Fixed versions: 1:1.1.1k-5.el8_5.tuxcare.els22

openssl-static

Fixed versions: 1:1.1.1k-5.el8_5.tuxcare.els22

Complete source record
{
  "id": "37c4b118d0304cef692bef6c29b42820221ec991cf3643bf4d7995b971449640",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1790933161",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "openssl: Fix of 2 CVEs",
    "summary": "- CVE-2026-84782: reset s->init_off to 0 in dtls1_retransmit_message() and skip retransmission in dtls1_handle_timeout() while a handshake write is suspended, preventing a DTLS retransmit from being sent from a stale buffer offset - CVE-2026-35189: defer building the full nameRelativeToCRLIssuer distribution point name out of certificate parsing into CRL matching, so a certificate with many relative CRL distribution points no longer duplicates the issuer name per entry at parse time",
    "evidence": "osv:CLSA-2026-1790933161",
    "products": [
      {
        "name": {
          "value": "openssl",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:1.1.1k-5.el8_5.tuxcare.els22",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "openssl-devel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:1.1.1k-5.el8_5.tuxcare.els22",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "openssl-libs",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:1.1.1k-5.el8_5.tuxcare.els22",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "openssl-perl",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:1.1.1k-5.el8_5.tuxcare.els22",
            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "openssl-static",
          "evidence": "/affected/4/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:1.1.1k-5.el8_5.tuxcare.els22",
            "evidence": "/affected/4/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1790933161",
      "aliases": [
        "CLSA-2026-1790933161"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:1.1.1k-5.el8_5.tuxcare.els22"
                }
              ]
            }
          ],
          "package": {
            "name": "openssl",
            "purl": "pkg:rpm/tuxcare/openssl?distro=centos-8.5",
            "ecosystem": "TuxCare:CentOS:8.5"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1790933161.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:1.1.1k-5.el8_5.tuxcare.els22"
                }
              ]
            }
          ],
          "package": {
            "name": "openssl-devel",
            "purl": "pkg:rpm/tuxcare/openssl-devel?distro=centos-8.5",
            "ecosystem": "TuxCare:CentOS:8.5"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1790933161.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:1.1.1k-5.el8_5.tuxcare.els22"
                }
              ]
            }
          ],
          "package": {
            "name": "openssl-libs",
            "purl": "pkg:rpm/tuxcare/openssl-libs?distro=centos-8.5",
            "ecosystem": "TuxCare:CentOS:8.5"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1790933161.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:1.1.1k-5.el8_5.tuxcare.els22"
                }
              ]
            }
          ],
          "package": {
            "name": "openssl-perl",
            "purl": "pkg:rpm/tuxcare/openssl-perl?distro=centos-8.5",
            "ecosystem": "TuxCare:CentOS:8.5"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1790933161.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:1.1.1k-5.el8_5.tuxcare.els22"
                }
              ]
            }
          ],
          "package": {
            "name": "openssl-static",
            "purl": "pkg:rpm/tuxcare/openssl-static?distro=centos-8.5",
            "ecosystem": "TuxCare:CentOS:8.5"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.5els/CLSA-2026-1790933161.json"
          }
        }
      ],
      "modified": "2026-10-26T09:43:28.559171558Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-35189",
        "CVE-2026-84782"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/centos8.5els/CLSA-2026-1790933161.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-35189",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-84782"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-35189",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-84782",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 449930,
  "published_at": "2026-10-02T09:26:20+00:00"
}