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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-3119

Authenticated query containing a TKEY record may cause named to terminate unexpectedly

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Status
Published
Published
Updated
Assigning organization
isc

Description

Under certain conditions, `named` may crash when processing a correctly signed query containing a TKEY record. The affected code can only be reached if an incoming request has a valid transaction signature (TSIG) from a key declared in the `named` configuration. This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1. BIND 9 versions 9.18.0 through 9.18.46 and 9.18.11-S1 through 9.18.46-S1 are NOT affected.

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 ≤ 9.20.20affected
  • 9.21.0 to ≤ 9.21.19affected
  • 9.20.9-S1 to ≤ 9.20.20-S1affected
  • 9.18.0 to ≤ 9.18.46unaffected
  • 9.18.11-S1 to ≤ 9.18.46-S1unaffected

References