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UnratedFix available

squid: Fix of 2 CVEs

Type: advisorySources: OSV

- CVE-2026-47729: fix out-of-bounds read in the FTP gateway directory listing parser that could disclose memory from unrelated transactions - CVE-2026-50012: fix heap buffer overflow in cache digest reply handling when the on-the-wire payload exceeds the advertised mask size

Products
squid
Affected versions
Not specified
Fixed versions
7:4.11-4.module_el8.4.0+2440+5e6341ce.2.tuxcare.els17
CVEs
CVE-2026-47729, CVE-2026-50012
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 11:13 UTC · Revision 1

Source evidence

squid: Fix of 2 CVEs

core-osv · Original source

Published 22 Jul 2026, 09:42 UTC

- CVE-2026-47729: fix out-of-bounds read in the FTP gateway directory listing parser that could disclose memory from unrelated transactions - CVE-2026-50012: fix heap buffer overflow in cache digest reply handling when the on-the-wire payload exceeds the advertised mask size

osv:CLSA-2026-1784713308

squid

Fixed versions: 7:4.11-4.module_el8.4.0+2440+5e6341ce.2.tuxcare.els17

Complete source record
{
  "id": "3f6abb9f7fd682a2a851cd30e595656169a68c6a1f964170cfac71da1139510f",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1784713308",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "squid: Fix of 2 CVEs",
    "summary": "- CVE-2026-47729: fix out-of-bounds read in the FTP gateway directory listing parser that could disclose memory from unrelated transactions - CVE-2026-50012: fix heap buffer overflow in cache digest reply handling when the on-the-wire payload exceeds the advertised mask size",
    "evidence": "osv:CLSA-2026-1784713308",
    "products": [
      {
        "name": {
          "value": "squid",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "7:4.11-4.module_el8.4.0+2440+5e6341ce.2.tuxcare.els17",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1784713308",
      "aliases": [
        "CLSA-2026-1784713308"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "7:4.11-4.module_el8.4.0+2440+5e6341ce.2.tuxcare.els17"
                }
              ]
            }
          ],
          "package": {
            "name": "squid",
            "purl": "pkg:rpm/tuxcare/squid?distro=centos-8.4",
            "ecosystem": "TuxCare:CentOS:8.4"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1784713308.json"
          }
        }
      ],
      "modified": "2026-10-26T09:31:50.616488955Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-47729",
        "CVE-2026-50012"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/centos8.4els/CLSA-2026-1784713308.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-47729",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-50012"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-47729",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-50012",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 448654,
  "published_at": "2026-07-22T09:42:15+00:00"
}