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Medium ALSA-2024:4861 2 CVEs

Moderate: squid security update

Published Jul 25, 2024 · Updated Oct 29, 2026

Summary

Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects.

Security Fix(es):

* squid: vulnerable to a Denial of Service attack against Cache Manager error responses (CVE-2024-23638)
* squid: Out-of-bounds write error may lead to Denial of Service (CVE-2024-37894)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 1

ReleasePackageFixed in
AlmaLinux · 9 squid 7:5.5-13.el9_4

Vulnerabilities 2

  • Medium 6.5
    CVE-2024-23638 EPSS 60%

    SQUID-2023:11 Denial of Service in Cache Manager

    Squid is a caching proxy for the Web. Due to an expired pointer reference bug, Squid prior to version 6.6 is vulnerable to a Denial of Service attack against Cache Manager error responses. This problem allows a trusted client to perform Denial of Service when…

  • Medium 6.3

    Squid vulnerable to heap corruption in ESI assign

    Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to an Out-of-bounds Write error when assigning ESI variables, Squid is susceptible to a Memory Corruption error. This error can lead to a Denial of Service attack.

References

  • report
    https://access.redhat.com/security/cve/CVE-2024-23638
  • report
    https://access.redhat.com/security/cve/CVE-2024-37894
  • report
    https://bugzilla.redhat.com/2260051
  • report
    https://bugzilla.redhat.com/2294353
  • advisory
    https://errata.almalinux.org/9/ALSA-2024-4861.html