Description
A flaw was found in Squid. The limits applied for validation of HTTP response headers are applied before caching. However, Squid may grow a cached HTTP response header beyond the configured maximum size, causing a stall or crash of the worker process when a large header is retrieved from the disk cache, resulting in a denial of service.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Red Hat Red Hat Enterprise Linux 8
Default version status: affected
8090020231130092412.a75119d5 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support
Default version status: affected
8020020240122164331.4cda2c84 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service
Default version status: affected
8020020240122164331.4cda2c84 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions
Default version status: affected
8020020240122164331.4cda2c84 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Default version status: affected
8040020240122165847.522a0ee4 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service
Default version status: affected
8040020240122165847.522a0ee4 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions
Default version status: affected
8040020240122165847.522a0ee4 to < *unaffected
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support
Default version status: affected
8060020231222131040.ad008a3a to < *unaffected
Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support
Default version status: affected
8080020231222130009.63b34585 to < *unaffected
Red Hat Red Hat Enterprise Linux 9
Default version status: affected
7:5.5-6.el9_3.2 to < *unaffected
Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support
Default version status: affected
7:5.2-1.el9_0.4 to < *unaffected
Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support
Default version status: affected
7:5.5-5.el9_2.3 to < *unaffected
Red Hat Red Hat Enterprise Linux 6
Default version status: affected
Red Hat Red Hat Enterprise Linux 7
Default version status: affected
References
- https://access.redhat.com/errata/RHSA-2023:7465 ↗
- https://access.redhat.com/errata/RHSA-2023:7668 ↗
- https://access.redhat.com/errata/RHSA-2024:0072 ↗
- https://access.redhat.com/errata/RHSA-2024:0397 ↗
- https://access.redhat.com/errata/RHSA-2024:0771 ↗
- https://access.redhat.com/errata/RHSA-2024:0772 ↗
- https://access.redhat.com/errata/RHSA-2024:0773 ↗
- https://access.redhat.com/errata/RHSA-2024:1153 ↗
- https://access.redhat.com/security/cve/CVE-2023-5824 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2245914 ↗
- https://github.com/squid-cache/squid/security/advisories/GHSA-543m-w2m2-g255 ↗
- https://security.netapp.com/advisory/ntap-20231130-0003/ ↗
- https://lists.debian.org/debian-lts-announce/2025/09/msg00027.html ↗