Out-of-bounds Write Affecting bind9 package, versions <1:9.18.16-1~deb12u1
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Test your applications- Snyk ID SNYK-DEBIAN12-BIND9-5729939
- published 22 Jun 2023
- disclosed 21 Jun 2023
Introduced: 21 Jun 2023
CVE-2023-2911 Open this link in a new tabHow to fix?
Upgrade Debian:12 bind9 to version 1:9.18.16-1~deb12u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream bind9 package and not the bind9 package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
If the recursive-clients quota is reached on a BIND 9 resolver configured with both stale-answer-enable yes; and stale-answer-client-timeout 0;, a sequence of serve-stale-related lookups could cause named to loop and terminate unexpectedly due to a stack overflow.
This issue affects BIND 9 versions 9.16.33 through 9.16.41, 9.18.7 through 9.18.15, 9.16.33-S1 through 9.16.41-S1, and 9.18.11-S1 through 9.18.15-S1.
References
- https://security-tracker.debian.org/tracker/CVE-2023-2911
- http://www.openwall.com/lists/oss-security/2023/06/21/6
- https://kb.isc.org/docs/cve-2023-2911
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SEFCEVCTYEMKTWA7V7EYPI5YQQ4JWDLI/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U3K6AJK7RRSR53HRF5GGKPA6PDUDWOD2/
- https://security.netapp.com/advisory/ntap-20230703-0010/
- https://www.debian.org/security/2023/dsa-5439