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USN-6421-1: Bind vulnerability


Severity

Medium

Vendor

VMware Tanzu

Versions Affected

  • Canonical Ubuntu 16.04
  • Canonical Ubuntu 18.04

Description

It was discovered that Bind incorrectly handled certain control channel messages. A remote attacker with access to the control channel could possibly use this issue to cause Bind to crash, resulting in a denial of service. Update Instructions: Run `sudo pro fix USN-6421-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libisc160 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccc-export140-udeb - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libdns162 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libbind-dev - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libbind9-140 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccc-export140 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccfg-export140 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 bind9 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisc-export160 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 bind9-doc - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libbind-export-dev - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccc140 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 host - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccfg140 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 bind9-host - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 dnsutils - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libdns-export162 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 bind9utils - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 liblwres141 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libirs141 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libirs-export141 - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 lwresd - 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2023-3341

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

  • Isolation Segment
    • 2.11.x versions prior to 2.11.41, or later versions with Xenial Stemcells prior to 621.730
    • 2.13.x versions prior to 2.13.26, or later versions with Xenial Stemcells prior to 621.730
    • 3.0.x versions prior to 3.0.19
    • 4.0.x versions prior to 4.0.11+LTS-T
  • Operations Manager
    • 2.10.x versions prior to 2.10.65
  • VMware Tanzu Application Service for VMs
    • 2.11.x versions prior to 2.11.47, or later versions with Xenial Stemcells prior to 621.730
    • 2.13.x versions prior to 2.13.29, or later versions with Xenial Stemcells prior to 621.730
    • 3.0.x versions prior to 3.0.19
    • 4.0.x versions prior to 4.0.11+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
    • 2.11.41, and upgrade Xenial Stemcells to 621.730 or greater
    • 2.13.26, and upgrade Xenial Stemcells to 621.730 or greater
    • 3.0.19
    • 4.0.11+LTS-T
  • Operations Manager
    • 2.10.65
  • VMware Tanzu Application Service for VMs
    • 2.11.47, and upgrade Xenial Stemcells to 621.730 or greater
    • 2.13.29, and upgrade Xenial Stemcells to 621.730 or greater
    • 3.0.19
    • 4.0.11+LTS-T

References

History

2023-12-04: Initial vulnerability report published.