USN-6541-2: GNU C Library regression

Operations Manager

1 more products

24661

12 July 2024

12 July 2024

CLOSED

LOW

Severity

medium

Vendor

VMware Tanzu

Versions Affected

  • Canonical Ubuntu 22.04

Description

USN-6541-1 fixed vulnerabilities in the GNU C Library. Unfortunately, changes made to allow proper application of the fix for CVE-2023-4806 in Ubuntu 22.04 LTS introduced an issue in the NSCD service IPv6 processing functionalities. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that the GNU C Library was not properly handling certain memory operations. An attacker could possibly use this issue to cause a denial of service (application crash). (CVE-2023-4806, CVE-2023-4813) It was discovered that the GNU C library was not properly implementing a fix for CVE-2023-4806 in certain cases, which could lead to a memory leak. An attacker could possibly use this issue to cause a denial of service (application crash). This issue only affected Ubuntu 22.04 LTS and Ubuntu 23.04. (CVE-2023-5156) Update Instructions: Run `sudo pro fix USN-6541-2` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libc-bin - 2.35-0ubuntu3.6 glibc-doc - 2.35-0ubuntu3.6 locales-all - 2.35-0ubuntu3.6 libc6-i386 - 2.35-0ubuntu3.6 libc6-s390 - 2.35-0ubuntu3.6 libc6-dev-i386 - 2.35-0ubuntu3.6 nscd - 2.35-0ubuntu3.6 libc6-dev-x32 - 2.35-0ubuntu3.6 libc6-dev - 2.35-0ubuntu3.6 libc6-amd64 - 2.35-0ubuntu3.6 libc6-x32 - 2.35-0ubuntu3.6 libc6-dev-amd64 - 2.35-0ubuntu3.6 libc-dev-bin - 2.35-0ubuntu3.6 libc6 - 2.35-0ubuntu3.6 libc6-prof - 2.35-0ubuntu3.6 libc-devtools - 2.35-0ubuntu3.6 glibc-source - 2.35-0ubuntu3.6 libc6-dev-s390 - 2.35-0ubuntu3.6 locales - 2.35-0ubuntu3.6 No subscription required.

Fixed VMware Products and Versions

  • Cflinuxfs4
    • All+1.64.0 or greater
  • Isolation Segment
    • 4.0.15+LTS-T or greater
    • 5.0.5 or greater
  • Operations Manager
    • 3.0.24+LTS-T or greater
  • VMware Tanzu Application Service for VMs
    • 4.0.15+LTS-T or greater
    • 5.0.6 or greater
  • Jammy Stemcells
    • 1.351 or greater

 

References

https://ubuntu.com/security/notices/USN-6541-2

https://www.cloudfoundry.org/blog/usn-6541-2

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/24661

https://cve.mitre.org/cgi-bin/cvename.cgi?name=usn-6541-2

History

2024-01-10: Initial vulnerability report published.