Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 22.04

Description

Yair Mizrahi discovered that libXpm incorrectly handled certain malformed XPM image files. If a user were tricked into opening a specially crafted XPM image file, a remote attacker could possibly use this issue to consume memory, leading to a denial of service. (CVE-2023-43786) Yair Mizrahi discovered that libXpm incorrectly handled certain malformed XPM image files. If a user were tricked into opening a specially crafted XPM image file, a remote attacker could use this issue to cause libXpm to crash, leading to a denial of service, or possibly execute arbitrary code. (CVE-2023-43787) Alan Coopersmith discovered that libXpm incorrectly handled certain malformed XPM image files. If a user were tricked into opening a specially crafted XPM image file, a remote attacker could possibly use this issue to cause libXpm to crash, leading to a denial of service. (CVE-2023-43788, CVE-2023-43789) Update Instructions: Run `sudo pro fix USN-6408-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: xpmutils - 1:3.5.12-1ubuntu0.20.04.2 libxpm-dev - 1:3.5.12-1ubuntu0.20.04.2 libxpm4 - 1:3.5.12-1ubuntu0.20.04.2 No subscription required

CVEs contained in this USN include: CVE-2023-43786, CVE-2023-43787, CVE-2023-43788, CVE-2023-43789

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Isolation Segment
  • 3.0.x versions prior to 3.0.18
  • 4.0.x versions prior to 4.0.10+LTS-T
• VMware Tanzu Application Service for VMs
  • 3.0.x versions prior to 3.0.18
  • 4.0.x versions prior to 4.0.10+LTS-T

Mitigation

Users of affected products are strongly encouraged to follow the mitigation below. On the Tanzu Network product page for each release, check the Depends On section and/or Release Notes for this information. Releases that have fixed this issue include:

• Isolation Segment
  • 3.0.18
  • 4.0.10+LTS-T
• VMware Tanzu Application Service for VMs
  • 3.0.18
  • 4.0.10+LTS-T

References

• https://ubuntu.com/security/CVE-2023-43786
• https://ubuntu.com/security/CVE-2023-43787
• https://ubuntu.com/security/CVE-2023-43788
• https://ubuntu.com/security/CVE-2023-43789
• https://ubuntu.com/security/notices/USN-6408-1

History

2023-10-18: Initial vulnerability report published.