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
- https://ubuntu.com/security/CVE-2023-3341
- https://ubuntu.com/security/notices/USN-6421-1
- https://cloudfoundry.org/blog/usn-6421-1
History
2023-12-04: Initial vulnerability report published.