CVE-2024-25111

squid: Squid is a web proxy cache

CVE-2024-25111 is fixed in 10 products on 1 platform, first by squid 4.10-1ubuntu1.10, released March 6, 2024. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
8.6
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.6525
99th percentile

Squid is a web proxy cache. Starting in version 3.5.27 and prior to version6.8, Squid may be vulnerable to a Denial of Service attack against HTTPChunked decoder due to an uncontrolled recursion bug. This problem allows aremote attacker to cause Denial of Service when sending a crafted, chunked,encoded HTTP Message. This bug is fixed in Squid version 6.8. In addition,patches addressing this problem for the stable releases can be found inSquid's patch archives. There is no workaround for this issue.

Where it's fixed

ProductFixed inFixReleased
Linux
libecap · RHEL 8 0:1.0.1-2.module+el8.9.0+19703+a1da7223 RHSA-2024:1375 Mar 19, 2024
libecap · almalinux 8 1.0.1-2.module_el8.6.0+2741+01592ae8 ALSA-2024:1375 Mar 19, 2024
libecap · ol 8 0:1.0.1-2.module+el8.9.0+90083+f7556140 ELSA-2024-1375 Mar 21, 2024
libecap · rocky 8 0:1.0.1-2.module+el8.9.0+1437+df5ea8f0 RLSA-2024:1375 May 7, 2025
libecap-devel · RHEL 8 0:1.0.1-2.module+el8.9.0+19703+a1da7223 RHSA-2024:1375 Mar 19, 2024
libecap-devel · almalinux 8 1.0.1-2.module_el8.6.0+2741+01592ae8 ALSA-2024:1375 Mar 19, 2024
libecap-devel · ol 8 0:1.0.1-2.module+el8.9.0+90083+f7556140 ELSA-2024-1375 Mar 21, 2024
squid · Debian 11.6 (bullseye) 4.13-10+deb11u4 DLA-4083-1 Mar 11, 2025
squid · Debian 12.15 (bookworm) 5.7-2+deb12u1 DEBIAN-CVE-2024-25111 Mar 6, 2024
squid · Debian 13.5 (trixie) 6.8-1 DEBIAN-CVE-2024-25111 Mar 6, 2024
squid · Debian 14 6.8-1 DEBIAN-CVE-2024-25111 Mar 6, 2024
squid · RHEL 8 7:4.15-7.module+el8.9.0+21530+59b09a5b.10 RHSA-2024:1375 Mar 19, 2024
squid · RHEL 9 7:5.5-6.el9_3.8 RHSA-2024:1376 Mar 19, 2024
squid · Ubuntu 20.04 LTS (focal) 4.10-1ubuntu1.10 squid 4.10-1ubuntu1.10 Mar 6, 2024
squid · Ubuntu 22.04.1 LTS (jammy) 5.7-0ubuntu0.22.04.4 squid 5.7-0ubuntu0.22.04.4 Aug 1, 2025
squid · Ubuntu 24.04.5 LTS (noble) 6.6-1ubuntu4 squid 6.6-1ubuntu4 Mar 6, 2024
squid · Ubuntu 24.10 (oracular) 6.6-1ubuntu4 squid 6.6-1ubuntu4 Jan 16, 2026
squid · Ubuntu 25.04 (plucky) 6.6-1ubuntu4 squid 6.6-1ubuntu4 Jan 16, 2026
squid · almalinux 8 7:4.15-7.module_el8.9.0+3749+dbf371ed.10 ALSA-2024:1375 Mar 19, 2024
squid · almalinux 9 7:5.5-6.el9_3.8 ALSA-2024:1376 Mar 19, 2024
squid · amzn 2023 7:6.6-1.amzn2023.0.3 ALAS2023-2024-578 Mar 27, 2024
squid · ol 8 7:4.15-7.module+el8.9.0+90184+ff65e696.10 ELSA-2024-1375 Mar 21, 2024
squid · ol 9 7:5.5-6.0.1.el9_3.8 ELSA-2024-1376 Mar 20, 2024
squid-cgi · Ubuntu 20.04 LTS (focal) 4.10-1ubuntu1.10 squid-cgi 4.10-1ubuntu1.10 Mar 6, 2024
squid-cgi · Ubuntu 22.04.1 LTS (jammy) 5.7-0ubuntu0.22.04.4 squid-cgi 5.7-0ubuntu0.22.04.4 Aug 1, 2025
squid-cgi · Ubuntu 24.04.5 LTS (noble) 6.6-1ubuntu4 squid-cgi 6.6-1ubuntu4 Mar 6, 2024
squid-cgi · Ubuntu 24.10 (oracular) 6.6-1ubuntu4 squid-cgi 6.6-1ubuntu4 Jan 16, 2026
squid-cgi · Ubuntu 25.04 (plucky) 6.6-1ubuntu4 squid-cgi 6.6-1ubuntu4 Jan 16, 2026
squid-common · Ubuntu 20.04 LTS (focal) 4.10-1ubuntu1.10 squid-common 4.10-1ubuntu1.10 Mar 6, 2024
squid-common · Ubuntu 22.04.1 LTS (jammy) 5.7-0ubuntu0.22.04.4 squid-common 5.7-0ubuntu0.22.04.4 Aug 1, 2025
squid-common · Ubuntu 24.04.5 LTS (noble) 6.6-1ubuntu4 squid-common 6.6-1ubuntu4 Mar 6, 2024
squid-common · Ubuntu 24.10 (oracular) 6.6-1ubuntu4 squid-common 6.6-1ubuntu4 Jan 16, 2026
squid-common · Ubuntu 25.04 (plucky) 6.6-1ubuntu4 squid-common 6.6-1ubuntu4 Jan 16, 2026
squid-debuginfo · amzn 2023 7:6.6-1.amzn2023.0.3 ALAS2023-2024-578 Mar 27, 2024
squid-debugsource · amzn 2023 7:6.6-1.amzn2023.0.3 ALAS2023-2024-578 Mar 27, 2024
squid-openssl · Ubuntu 22.04.1 LTS (jammy) 5.7-0ubuntu0.22.04.4 squid-openssl 5.7-0ubuntu0.22.04.4 Aug 1, 2025
squid-openssl · Ubuntu 24.04.5 LTS (noble) 6.6-1ubuntu4 squid-openssl 6.6-1ubuntu4 Mar 6, 2024
squid-openssl · Ubuntu 24.10 (oracular) 6.6-1ubuntu4 squid-openssl 6.6-1ubuntu4 Jan 16, 2026
squid-openssl · Ubuntu 25.04 (plucky) 6.6-1ubuntu4 squid-openssl 6.6-1ubuntu4 Jan 16, 2026
squid-purge · Ubuntu 20.04 LTS (focal) 4.10-1ubuntu1.10 squid-purge 4.10-1ubuntu1.10 Mar 6, 2024
squid-purge · Ubuntu 22.04.1 LTS (jammy) 5.7-0ubuntu0.22.04.4 squid-purge 5.7-0ubuntu0.22.04.4 Aug 1, 2025
squid-purge · Ubuntu 24.04.5 LTS (noble) 6.6-1ubuntu4 squid-purge 6.6-1ubuntu4 Mar 6, 2024
squid-purge · Ubuntu 24.10 (oracular) 6.6-1ubuntu4 squid-purge 6.6-1ubuntu4 Jan 16, 2026
squid-purge · Ubuntu 25.04 (plucky) 6.6-1ubuntu4 squid-purge 6.6-1ubuntu4 Jan 16, 2026
squidclient · Ubuntu 20.04 LTS (focal) 4.10-1ubuntu1.10 squidclient 4.10-1ubuntu1.10 Mar 6, 2024
squidclient · Ubuntu 22.04.1 LTS (jammy) 5.7-0ubuntu0.22.04.4 squidclient 5.7-0ubuntu0.22.04.4 Aug 1, 2025
squidclient · Ubuntu 24.04.5 LTS (noble) 6.6-1ubuntu4 squidclient 6.6-1ubuntu4 Mar 6, 2024
squidclient · Ubuntu 24.10 (oracular) 6.6-1ubuntu4 squidclient 6.6-1ubuntu4 Jan 16, 2026
squidclient · Ubuntu 25.04 (plucky) 6.6-1ubuntu4 squidclient 6.6-1ubuntu4 Jan 16, 2026

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