Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 18.04

Description

It was discovered that FriBidi incorrectly handled processing of input strings resulting in memory corruption. An attacker could use this issue to cause FriBidi to crash, resulting in a denial of service, or potentially execute arbitrary code. (CVE-2022-25308) It was discovered that FriBidi incorrectly validated input data to its CapRTL unicode encoder, resulting in memory corruption. An attacker could use this issue to cause FriBidi to crash, resulting in a denial of service, or potentially execute arbitrary code. (CVE-2022-25309) It was discovered that FriBidi incorrectly handled empty input when removing marks from unicode strings, resulting in a crash. An attacker could use this to cause FriBidi to crash, resulting in a denial of service, or potentially execute arbitrary code. (CVE-2022-25310) Update Instructions: Run `sudo ua fix USN-5366-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libfribidi-bin - 0.19.7-2ubuntu0.1 libfribidi0 - 0.19.7-2ubuntu0.1 libfribidi-dev - 0.19.7-2ubuntu0.1 No subscription required

CVEs contained in this USN include: CVE-2022-25308, CVE-2022-25309, CVE-2022-25310

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Isolation Segment
  • 2.7.x versions prior to 2.7.44
  • 2.10.x versions prior to 2.10.24
  • 2.11.x versions prior to 2.11.13
  • 2.12.x versions prior to 2.12.7
• VMware Tanzu Application Service for VMs
  • 2.7.x versions prior to 2.7.49
  • 2.10.x versions prior to 2.10.31
  • 2.11.x versions prior to 2.11.19
  • 2.12.x versions prior to 2.12.12

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
  • 2.7.44
  • 2.10.24
  • 2.11.13
  • 2.12.7
• VMware Tanzu Application Service for VMs
  • 2.7.49
  • 2.10.31
  • 2.11.19
  • 2.12.12

References

• https://ubuntu.com/security/CVE-2022-25308
• https://ubuntu.com/security/CVE-2022-25309
• https://ubuntu.com/security/CVE-2022-25310
• https://ubuntu.com/security/notices/USN-5366-1
• https://cloudfoundry.org/blog/usn-5366-1

History

2022-07-25: Initial vulnerability report published.