Important: cifs-utils

Issue Overview:

A stack-based buffer overflow issue was found in pifs-utils. Parsing the mount.cifs ip command-line argument can lead to local attackers gaining root privileges. (CVE-2022-27239)

A flaw was found in cifs-utils. When verbose logging is enabled, invalid credentials file lines may be dumped to stderr. This may lead to information disclosure in particular conditions when the credentials file given is sensitive and contains = signs. (CVE-2022-29869)

Affected Packages:

cifs-utils

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 cifs-utils to update your system.

New Packages:

aarch64:  
    cifs-utils-6.2-10.amzn2.0.4.aarch64  
    cifs-utils-devel-6.2-10.amzn2.0.4.aarch64  
    cifs-utils-debuginfo-6.2-10.amzn2.0.4.aarch64  
  
i686:  
    cifs-utils-6.2-10.amzn2.0.4.i686  
    cifs-utils-devel-6.2-10.amzn2.0.4.i686  
    cifs-utils-debuginfo-6.2-10.amzn2.0.4.i686  
  
src:  
    cifs-utils-6.2-10.amzn2.0.4.src  
  
x86_64:  
    cifs-utils-6.2-10.amzn2.0.4.x86_64  
    cifs-utils-devel-6.2-10.amzn2.0.4.x86_64  
    cifs-utils-debuginfo-6.2-10.amzn2.0.4.x86_64  

Additional References

Red Hat: CVE-2022-27239, CVE-2022-29869

Mitre: CVE-2022-27239, CVE-2022-29869