Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 18.04
• Canonical Ubuntu 22.04
• Cflinuxfs3--All

Description

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-6541-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libc-bin - 2.35-0ubuntu3.5 glibc-doc - 2.35-0ubuntu3.5 locales-all - 2.35-0ubuntu3.5 libc6-i386 - 2.35-0ubuntu3.5 libc6-s390 - 2.35-0ubuntu3.5 libc6-dev-i386 - 2.35-0ubuntu3.5 nscd - 2.35-0ubuntu3.5 libc6-dev-x32 - 2.35-0ubuntu3.5 libc6-dev - 2.35-0ubuntu3.5 libc6-amd64 - 2.35-0ubuntu3.5 libc6-x32 - 2.35-0ubuntu3.5 libc6-dev-amd64 - 2.35-0ubuntu3.5 libc-dev-bin - 2.35-0ubuntu3.5 libc6 - 2.35-0ubuntu3.5 libc6-prof - 2.35-0ubuntu3.5 libc-devtools - 2.35-0ubuntu3.5 glibc-source - 2.35-0ubuntu3.5 libc6-dev-s390 - 2.35-0ubuntu3.5 locales - 2.35-0ubuntu3.5 No subscription required.

Fixed VMware Products and Versions

• Cflinuxfs4
  • All+1.58.0 or greater
• Isolation Segment
  • 4.0.15+LTS-T or greater
  • 5.0.5 or greater
• Operations Manager
  • 2.10.67 or greater
  • 3.0.22+LTS-T or greater
• Tanzu Greenplum for Kubernetes
  • 2.0.0 or greater
• Jammy Stemcells
  
  • 1.327 or greater
• Xenial Stemcell
  • 621.782 or greater
• CF Deployment
  • 30.0.0 or greater

References

https://ubuntu.com/security/notices/USN-6541-1

https://www.cloudfoundry.org/blog/usn-6541-1

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/24653

https://cve.mitre.org/cgi-bin/cvename.cgi?name=usn-6541-1

History

2023-12-07: Initial vulnerability report published.