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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-76163

named aborts on a TKEY query when the user configuration has no global options statement

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Status
Published
Published
Updated
Assigning organization
isc

Description

If BIND is loaded with a "`named.conf`" file that contains no global "`options`" block, an attacker can send a query of QTYPE TKEY which may cause an assertion failure and subsequent unexpected program exit. This issue affects BIND 9 versions 9.20.0 through 9.20.27, 9.21.0 through 9.21.25, and 9.20.9-S1 through 9.20.27-S1.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

ISC BIND 9

Default version status: unaffected

  • 9.20.0 to ≤ 9.20.27affected
  • 9.21.0 to ≤ 9.21.25affected
  • 9.20.9-S1 to ≤ 9.20.27-S1affected

References