RHSA-2024:1375 - Security Advisory

Topic

An update for the squid:4 module is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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

Security Fix(es):

• squid: denial of service in HTTP header parser (CVE-2024-25617)
• squid: Denial of Service in HTTP Chunked Decoding (CVE-2024-25111)
• squid: denial of service in HTTP request parsing (CVE-2023-50269)

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.

Solution

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

After installing this update, the squid service will be restarted automatically.

Affected Products

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for ARM 64 8 aarch64

Fixes

• BZ - 2254663 - CVE-2023-50269 squid: denial of service in HTTP request parsing
• BZ - 2264309 - CVE-2024-25617 squid: denial of service in HTTP header parser
• BZ - 2268366 - CVE-2024-25111 squid: Denial of Service in HTTP Chunked Decoding

CVEs

• CVE-2023-50269
• CVE-2024-25111
• CVE-2024-25617

References

• https://access.redhat.com/security/updates/classification/#important