7.5
High
CVE-2023-4236 A flaw in the networking code handling DNS-over-TLS queries may cause `named` to terminate unexpectedly due to an…
Description
A flaw in the networking code handling DNS-over-TLS queries may cause `named` to terminate unexpectedly due to an assertion failure. This happens when internal data structures are incorrectly reused under significant DNS-over-TLS query load. This issue affects BIND 9 versions 9.18.0 through 9.18.18 and 9.18.11-S1 through 9.18.18-S1.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| BIND 9 9.18 | 9.18.0 → 9.18.18 | No fix stated |
References
- CVE-2023-4236 kb.isc.org
- www.openwall.com www.openwall.com
- www.debian.org www.debian.org
- lists.fedoraproject.org lists.fedoraproject.org
- lists.fedoraproject.org lists.fedoraproject.org
- security.netapp.com security.netapp.com
- lists.fedoraproject.org lists.fedoraproject.org
Timeline
- Published
- Last modified
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