VDB

ALPINE-CVE-2023-2911

ALPINE-CVE-2023-2911 PUBLISHED CVSS 7.5 HIGH

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.

Risk Scores

CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Alpine:v3.15bind0, 9.10.0-r0, 9.10.0_p1-r0

Timeline

  • Jun 21, 2023 CVE Published
  • Nov 19, 2025 CVE Updated
  • Apr 30, 2026 Distribution Patch
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