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(merge: d4ec8eb e83a182)
chg: dev: Invalid NSEC3 can cause OOB read of the isdelegation() stack
authorOndřej Surý <ondrej@isc.org>
Tue, 24 Feb 2026 15:00:35 +0000 (16:00 +0100)
committerOndřej Surý <ondrej@isc.org>
Tue, 24 Feb 2026 15:00:35 +0000 (16:00 +0100)
commitd8be931c491d0c5abd82f694df1c125aaf06e262
tree879f3dc5105e820dfd7a783b7bf7c780622faa51tree | snapshot
parentd4ec8ebee84b15702d4c3f01d80c91ba2c19e2a7commit | diff
parente83a182056b5624566a576669417e62eb94bffe9commit | diff
chg: dev: Invalid NSEC3 can cause OOB read of the isdelegation() stack

When .next_length is longer than NSEC3_MAX_HASH_LENGTH, it causes a
harmless out-of-bound read of the isdelegation() stack.  This has been
fixed.

Closes #5749

Merge branch '5749-fix-OOB-read-in-isdelegation' into 'main'

See merge request isc-projects/bind9!11553
Mirror of https://gitlab.isc.org/isc-projects/bind9.git