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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-96888

Named may terminate unexpectedly when a redirect zone is used with strict QNAME minimization

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Status
Published
Published
Updated
Assigning organization
isc

Description

A BIND resolver that is configured with both a "redirect" zone and "qname-minimization strict" may abort with an assertion failure while processing the redirect. This issue affects BIND 9 versions 9.16.0 through 9.18.50, 9.20.0 through 9.20.29, 9.21.0 through 9.21.26, 9.16.8-S1 through 9.18.50-S1, and 9.20.9-S1 through 9.20.29-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

  • 9.16.0 to ≤ 9.18.50affected
  • 9.20.0 to ≤ 9.20.29affected
  • 9.21.0 to ≤ 9.21.26affected
  • 9.16.8-S1 to ≤ 9.18.50-S1affected
  • 9.20.9-S1 to ≤ 9.20.29-S1affected

References