Important: squid

Issue Overview:

Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a Buffer Overread bug Squid is vulnerable to a Denial of Service attack against Squid HTTP Message processing. This bug is fixed by Squid version 6.5. Users are advised to upgrade. There are no known workarounds for this vulnerability. (CVE-2023-49285)

Affected Packages:

squid

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update squid to update your system.

New Packages:

aarch64:  
    squid-3.5.20-17.amzn2.7.19.aarch64  
    squid-sysvinit-3.5.20-17.amzn2.7.19.aarch64  
    squid-migration-script-3.5.20-17.amzn2.7.19.aarch64  
    squid-debuginfo-3.5.20-17.amzn2.7.19.aarch64  
  
i686:  
    squid-3.5.20-17.amzn2.7.19.i686  
    squid-sysvinit-3.5.20-17.amzn2.7.19.i686  
    squid-migration-script-3.5.20-17.amzn2.7.19.i686  
    squid-debuginfo-3.5.20-17.amzn2.7.19.i686  
  
src:  
    squid-3.5.20-17.amzn2.7.19.src  
  
x86_64:  
    squid-3.5.20-17.amzn2.7.19.x86_64  
    squid-sysvinit-3.5.20-17.amzn2.7.19.x86_64  
    squid-migration-script-3.5.20-17.amzn2.7.19.x86_64  
    squid-debuginfo-3.5.20-17.amzn2.7.19.x86_64  

Additional References

Red Hat: CVE-2023-49285

Mitre: CVE-2023-49285