All Vulnerability Reports

USN-5922-1: FriBidi vulnerabilities

Severity

Medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 16.04

Description

It was discovered that FriBidi incorrectly handled the processing of input strings, resulting in memory corruption. An attacker could possibly 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 possibly 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 possibly 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 pro fix USN-5922-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libfribidi-bin - 0.19.7-1ubuntu0.1~esm1 libfribidi0 - 0.19.7-1ubuntu0.1~esm1 libfribidi-dev - 0.19.7-1ubuntu0.1~esm1 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

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
  • 2.8.x versions with Xenial Stemcells prior to 621.463
  • 2.9.x versions with Xenial Stemcells prior to 621.463
  • 2.10.x versions with Xenial Stemcells prior to 621.463
  • 2.11.x versions with Xenial Stemcells prior to 621.463
  • 2.12.x versions with Xenial Stemcells prior to 621.463
  • 2.13.x versions with Xenial Stemcells prior to 621.463

• Operations Manager
  • 2.10.x versions prior to 2.10.55

• VMware Tanzu Application Service for VMs
  • 2.8.x versions with Xenial Stemcells prior to 621.463
  • 2.9.x versions with Xenial Stemcells prior to 621.463
  • 2.10.x versions with Xenial Stemcells prior to 621.463
  • 2.11.x versions with Xenial Stemcells prior to 621.463
  • 2.12.x versions with Xenial Stemcells prior to 621.463
  • 2.13.x versions with Xenial Stemcells prior to 621.463

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
  • 2.8.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.12.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.13.x: Upgrade Xenial Stemcells to 621.463 or greater

• Operations Manager
  • 2.10.55

• VMware Tanzu Application Service for VMs
  • 2.8.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.12.x: Upgrade Xenial Stemcells to 621.463 or greater
  • 2.13.x: Upgrade Xenial Stemcells to 621.463 or greater

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-5922-1
• https://cloudfoundry.org/blog/usn-5922-1

History

2023-05-22: Initial vulnerability report published.