libevent: Fix of 2 CVEs

{
  "id": "f579dc0e2ae83c2a5c1b69f53cfb196627a595cf80d7c1fc1ff081ab5f365a5c",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1792440745",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "libevent: Fix of 2 CVEs",
    "summary": "- CVE-2016-10195: fix an out-of-bounds stack read in the name_parse function - CVE-2016-10196: fix a stack-based buffer overflow in the evutil_parse_sockaddr_port function - CVE-2016-10197: fix DoS via an empty hostname in the search_make_new function",
    "evidence": "osv:CLSA-2026-1792440745",
    "products": [
      {
        "name": {
          "value": "libevent",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.0.21-4.el7.tuxcare.els1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libevent-devel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.0.21-4.el7.tuxcare.els1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "libevent-doc",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.0.21-4.el7.tuxcare.els1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1792440745",
      "aliases": [
        "CLSA-2026-1792440745"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.0.21-4.el7.tuxcare.els1"
                }
              ]
            }
          ],
          "package": {
            "name": "libevent",
            "purl": "pkg:rpm/tuxcare/libevent?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792440745.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.0.21-4.el7.tuxcare.els1"
                }
              ]
            }
          ],
          "package": {
            "name": "libevent-devel",
            "purl": "pkg:rpm/tuxcare/libevent-devel?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792440745.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.0.21-4.el7.tuxcare.els1"
                }
              ]
            }
          ],
          "package": {
            "name": "libevent-doc",
            "purl": "pkg:rpm/tuxcare/libevent-doc?distro=rhel-7",
            "ecosystem": "TuxCare:RHEL:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/rhel7els/CLSA-2026-1792440745.json"
          }
        }
      ],
      "modified": "2026-10-26T09:31:59.479830452Z",
      "provider": "osv",
      "upstream": [
        "CVE-2016-10195",
        "CVE-2016-10196",
        "CVE-2016-10197"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/rhel7els/CLSA-2026-1792440745.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2016-10196",
        "https://nvd.nist.gov/vuln/detail/CVE-2016-10197"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2016-10195",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2016-10196",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2016-10197",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 449280,
  "published_at": "2026-10-19T20:12:37+00:00"
}