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USN-6322-1: elfutils vulnerabilities

Severity

Medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 16.04
• Canonical Ubuntu 18.04

Description

It was discovered that elfutils incorrectly handled certain malformed files. If a user or automated system were tricked into processing a specially crafted file, elfutils could be made to crash or consume resources, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS. (CVE-2018-16062, CVE-2018-16403, CVE-2018-18310, CVE-2018-18520, CVE-2018-18521, CVE-2019-7149, CVE-2019-7150, CVE-2019-7665) It was discovered that elfutils incorrectly handled bounds checks in certain functions when processing malformed files. If a user or automated system were tricked into processing a specially crafted file, elfutils could be made to crash or consume resources, resulting in a denial of service. (CVE-2020-21047, CVE-2021-33294) Update Instructions: Run `sudo pro fix USN-6322-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libasm1 - 0.165-3ubuntu1.2+esm1 libdw-dev - 0.165-3ubuntu1.2+esm1 libelf1 - 0.165-3ubuntu1.2+esm1 libelf-dev - 0.165-3ubuntu1.2+esm1 elfutils - 0.165-3ubuntu1.2+esm1 libdw1 - 0.165-3ubuntu1.2+esm1 libasm-dev - 0.165-3ubuntu1.2+esm1 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2018-16062, CVE-2018-16403, CVE-2018-18310, CVE-2018-18520, CVE-2018-18521, CVE-2019-7149, CVE-2019-7150, CVE-2019-7665, CVE-2020-21047, CVE-2021-33294

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Isolation Segment
  • 2.11.x versions prior to 2.11.39, or later versions with Xenial Stemcells prior to 621.676
  • 2.13.x versions prior to 2.13.24, or later versions with Xenial Stemcells prior to 621.676
  • 3.0.x versions prior to 3.0.17
  • 4.0.x versions prior to 4.0.9+LTS-T

• Operations Manager
  • 2.10.x versions prior to 2.10.61

• VMware Tanzu Application Service for VMs
  • 2.11.x versions prior to 2.11.45, or later versions with Xenial Stemcells prior to 621.676
  • 2.13.x versions prior to 2.13.27, or later versions with Xenial Stemcells prior to 621.676
  • 3.0.x versions prior to 3.0.17
  • 4.0.x versions prior to 4.0.9+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
  • 2.11.39, and upgrade Xenial Stemcells to 621.676 or greater
  • 2.13.24, and upgrade Xenial Stemcells to 621.676 or greater
  • 3.0.17
  • 4.0.9+LTS-T

• Operations Manager
  • 2.10.61

• VMware Tanzu Application Service for VMs
  • 2.11.45, and upgrade Xenial Stemcells to 621.676 or greater
  • 2.13.27, and upgrade Xenial Stemcells to 621.676 or greater
  • 3.0.17
  • 4.0.9+LTS-T

References

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16062
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16403
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18310
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18520
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18521
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7149
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7150
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7665
• https://ubuntu.com/security/CVE-2020-21047
• https://ubuntu.com/security/CVE-2021-33294
• https://ubuntu.com/security/notices/USN-6322-1

History

2023-10-18: Initial vulnerability report published.