RHSA-2024:9644HighCVSS 7.5

Red Hat Security Advisory: squid:4 security update

Published
November 14, 2024
Last Modified
August 6, 2026

🔗 CVE IDs covered (2)

CVE-2024-23638 →CVE-2024-45802 →

📋 Description

CVE-2024-23638 — squid: vulnerable to a Denial of Service attack against Cache Manager error responses CVE-2024-45802 — squid: Denial of Service processing ESI response content

🎯 Affected products31

  • Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-0:1.0.1-2.module+el8.9.0+19703+a1da7223.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-0:1.0.1-2.module+el8.9.0+19703+a1da7223.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-0:1.0.1-2.module+el8.9.0+19703+a1da7223.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-0:1.0.1-2.module+el8.9.0+19703+a1da7223.src (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-0:1.0.1-2.module+el8.9.0+19703+a1da7223.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-debuginfo-0:1.0.1-2.module+el8.9.0+19703+a1da7223.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-debuginfo-0:1.0.1-2.module+el8.9.0+19703+a1da7223.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-debuginfo-0:1.0.1-2.module+el8.9.0+19703+a1da7223.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-debuginfo-0:1.0.1-2.module+el8.9.0+19703+a1da7223.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-debugsource-0:1.0.1-2.module+el8.9.0+19703+a1da7223.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-debugsource-0:1.0.1-2.module+el8.9.0+19703+a1da7223.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-debugsource-0:1.0.1-2.module+el8.9.0+19703+a1da7223.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-debugsource-0:1.0.1-2.module+el8.9.0+19703+a1da7223.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-devel-0:1.0.1-2.module+el8.9.0+19703+a1da7223.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-devel-0:1.0.1-2.module+el8.9.0+19703+a1da7223.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-devel-0:1.0.1-2.module+el8.9.0+19703+a1da7223.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • libecap-devel-0:1.0.1-2.module+el8.9.0+19703+a1da7223.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-7:4.15-10.module+el8.10.0+22489+b920747d.3.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-7:4.15-10.module+el8.10.0+22489+b920747d.3.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-7:4.15-10.module+el8.10.0+22489+b920747d.3.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-7:4.15-10.module+el8.10.0+22489+b920747d.3.src (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-7:4.15-10.module+el8.10.0+22489+b920747d.3.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-debuginfo-7:4.15-10.module+el8.10.0+22489+b920747d.3.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-debuginfo-7:4.15-10.module+el8.10.0+22489+b920747d.3.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-debuginfo-7:4.15-10.module+el8.10.0+22489+b920747d.3.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-debuginfo-7:4.15-10.module+el8.10.0+22489+b920747d.3.x86_64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-debugsource-7:4.15-10.module+el8.10.0+22489+b920747d.3.aarch64 (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-debugsource-7:4.15-10.module+el8.10.0+22489+b920747d.3.ppc64le (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • squid-debugsource-7:4.15-10.module+el8.10.0+22489+b920747d.3.s390x (squid:4) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • +1 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: Restrict entry to Cache Manager through Squid's primary access control: http_access deny manager Workaround: This bug was mitigated by the default upstream build configuration of Squid since version 6.10.

🔗 References (5)