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httpd: Fix of 5 CVEs

Type: advisorySources: OSV

- CVE-2026-43951: fix mod_headers/mod_mime out-of-bounds read in merge_response_headers content-language iteration - CVE-2026-44119: fix improper privilege management allowing .htaccess authors to invoke file functions in restricted contexts - CVE-2026-44185: fix mod_ssl OCSP buffer over-read in ssl_util_ocsp send_request - CVE-2026-44186: fix mod_proxy_ftp infinite loop on crafted backend FTP response - CVE-2026-44631: fix ap_regname buffer underwrite via crafted named capture in configuration regex

Products
httpd, httpd-devel, httpd-filesystem, httpd-manual, httpd-tools, mod_ldap, mod_proxy_html, mod_session, mod_ssl
Affected versions
Not specified
Fixed versions
1:2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8, 2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8
CVEs
CVE-2026-43951, CVE-2026-44119, CVE-2026-44185, CVE-2026-44186, CVE-2026-44631
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 10:57 UTC · Revision 1

Source evidence

httpd: Fix of 5 CVEs

core-osv · Original source

Published 2 Jul 2026, 08:18 UTC

- CVE-2026-43951: fix mod_headers/mod_mime out-of-bounds read in merge_response_headers content-language iteration - CVE-2026-44119: fix improper privilege management allowing .htaccess authors to invoke file functions in restricted contexts - CVE-2026-44185: fix mod_ssl OCSP buffer over-read in ssl_util_ocsp send_request - CVE-2026-44186: fix mod_proxy_ftp infinite loop on crafted backend FTP response - CVE-2026-44631: fix ap_regname buffer underwrite via crafted named capture in configuration regex

osv:CLSA-2026-1782980275

httpd

Fixed versions: 2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8

httpd-devel

Fixed versions: 2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8

httpd-filesystem

Fixed versions: 2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8

httpd-manual

Fixed versions: 2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8

httpd-tools

Fixed versions: 2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8

mod_ldap

Fixed versions: 2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8

mod_proxy_html

Fixed versions: 1:2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8

mod_session

Fixed versions: 2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8

mod_ssl

Fixed versions: 1:2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8

Complete source record
{
  "id": "1d2ff45034558a1bb2bc50fb2f86c24f4d2b77bbbd2576c377551fe3d9692bed",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1782980275",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "httpd: Fix of 5 CVEs",
    "summary": "- CVE-2026-43951: fix mod_headers/mod_mime out-of-bounds read in merge_response_headers content-language iteration - CVE-2026-44119: fix improper privilege management allowing .htaccess authors to invoke file functions in restricted contexts - CVE-2026-44185: fix mod_ssl OCSP buffer over-read in ssl_util_ocsp send_request - CVE-2026-44186: fix mod_proxy_ftp infinite loop on crafted backend FTP response - CVE-2026-44631: fix ap_regname buffer underwrite via crafted named capture in configuration regex",
    "evidence": "osv:CLSA-2026-1782980275",
    "products": [
      {
        "name": {
          "value": "httpd",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "httpd-devel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "httpd-filesystem",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "httpd-manual",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8",
            "evidence": "/affected/3/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "httpd-tools",
          "evidence": "/affected/4/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8",
            "evidence": "/affected/4/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "mod_ldap",
          "evidence": "/affected/5/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8",
            "evidence": "/affected/5/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "mod_proxy_html",
          "evidence": "/affected/6/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8",
            "evidence": "/affected/6/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "mod_session",
          "evidence": "/affected/7/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8",
            "evidence": "/affected/7/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "mod_ssl",
          "evidence": "/affected/8/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1:2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8",
            "evidence": "/affected/8/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1782980275",
      "aliases": [
        "CLSA-2026-1782980275"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "httpd",
            "purl": "pkg:rpm/tuxcare/httpd?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782980275.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "httpd-devel",
            "purl": "pkg:rpm/tuxcare/httpd-devel?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782980275.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "httpd-filesystem",
            "purl": "pkg:rpm/tuxcare/httpd-filesystem?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782980275.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "httpd-manual",
            "purl": "pkg:rpm/tuxcare/httpd-manual?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782980275.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "httpd-tools",
            "purl": "pkg:rpm/tuxcare/httpd-tools?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782980275.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "mod_ldap",
            "purl": "pkg:rpm/tuxcare/mod_ldap?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782980275.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "mod_proxy_html",
            "purl": "pkg:rpm/tuxcare/mod_proxy_html?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782980275.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "mod_session",
            "purl": "pkg:rpm/tuxcare/mod_session?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782980275.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1:2.4.37-64.module_el8+2438+d0b58708.tuxcare.els8"
                }
              ]
            }
          ],
          "package": {
            "name": "mod_ssl",
            "purl": "pkg:rpm/tuxcare/mod_ssl?distro=centos-stream-8",
            "ecosystem": "TuxCare:CentOS-Stream:8"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos-stream8els/CLSA-2026-1782980275.json"
          }
        }
      ],
      "modified": "2026-10-26T09:31:37.715806596Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-43951",
        "CVE-2026-44119",
        "CVE-2026-44185",
        "CVE-2026-44186",
        "CVE-2026-44631"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/centos-stream8els/CLSA-2026-1782980275.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-43951",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-44119",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-44185",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-44186",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-44631"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-43951",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-44119",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-44185",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-44186",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-44631",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 447914,
  "published_at": "2026-07-02T08:18:17+00:00"
}