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nss: Fix of CVE-2024-0743

Type: advisorySources: OSV

- CVE-2024-0743: fix undefined behavior with large ssl_DefSend return values

Products
nss, nss-devel, nss-pkcs11-devel, nss-sysinit, nss-tools
Affected versions
Not specified
Fixed versions
3.90.0-2.el7_9.tuxcare.els5
CVEs
CVE-2024-0743
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 11:35 UTC · Revision 1

Source evidence

nss: Fix of CVE-2024-0743

core-osv · Original source

Published 12 Aug 2026, 13:22 UTC

- CVE-2024-0743: fix undefined behavior with large ssl_DefSend return values

osv:CLSA-2026-1786540921

nss

Fixed versions: 3.90.0-2.el7_9.tuxcare.els5

nss-devel

Fixed versions: 3.90.0-2.el7_9.tuxcare.els5

nss-pkcs11-devel

Fixed versions: 3.90.0-2.el7_9.tuxcare.els5

nss-sysinit

Fixed versions: 3.90.0-2.el7_9.tuxcare.els5

nss-tools

Fixed versions: 3.90.0-2.el7_9.tuxcare.els5

Complete source record
{
  "id": "81dd05201d852cb3b3d63a30555a79da0e28351a32ca845a121c4611af345fee",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1786540921",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "nss: Fix of CVE-2024-0743",
    "summary": "- CVE-2024-0743: fix undefined behavior with large ssl_DefSend return values",
    "evidence": "osv:CLSA-2026-1786540921",
    "products": [
      {
        "name": {
          "value": "nss",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.90.0-2.el7_9.tuxcare.els5",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "nss-devel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.90.0-2.el7_9.tuxcare.els5",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "nss-pkcs11-devel",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.90.0-2.el7_9.tuxcare.els5",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "nss-sysinit",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.90.0-2.el7_9.tuxcare.els5",
            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "nss-tools",
          "evidence": "/affected/4/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "3.90.0-2.el7_9.tuxcare.els5",
            "evidence": "/affected/4/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1786540921",
      "aliases": [
        "CLSA-2026-1786540921"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.90.0-2.el7_9.tuxcare.els5"
                }
              ]
            }
          ],
          "package": {
            "name": "nss",
            "purl": "pkg:rpm/tuxcare/nss?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1786540921.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.90.0-2.el7_9.tuxcare.els5"
                }
              ]
            }
          ],
          "package": {
            "name": "nss-devel",
            "purl": "pkg:rpm/tuxcare/nss-devel?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1786540921.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.90.0-2.el7_9.tuxcare.els5"
                }
              ]
            }
          ],
          "package": {
            "name": "nss-pkcs11-devel",
            "purl": "pkg:rpm/tuxcare/nss-pkcs11-devel?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1786540921.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.90.0-2.el7_9.tuxcare.els5"
                }
              ]
            }
          ],
          "package": {
            "name": "nss-sysinit",
            "purl": "pkg:rpm/tuxcare/nss-sysinit?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1786540921.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3.90.0-2.el7_9.tuxcare.els5"
                }
              ]
            }
          ],
          "package": {
            "name": "nss-tools",
            "purl": "pkg:rpm/tuxcare/nss-tools?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1786540921.json"
          }
        }
      ],
      "modified": "2026-10-26T09:31:58.372298405Z",
      "provider": "osv",
      "upstream": [
        "CVE-2024-0743"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1786540921.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-0743"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2024-0743",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 449202,
  "published_at": "2026-08-12T13:22:12+00:00"
}