CVE-2026-42959

A flaw was found in Unbound's DNSSEC validator when constructing chase-reply messages for validation. The code uses the wrong counter to calculate write offsets for ADDITIONAL section resource record sets. When a DNAME chain is combined with authority filtering, an uninitialized array slot is...

bind security update

32:9.16.23-24.0.1.el95.3 - Fix bind: bind9: Many records in the additional section cause CPU exhaustion CVE-2024-11187...

bind security update

32:9.11.36-16.4 - Change patches applying to use -P parameter 32:9.11.36-16.3 - Limit additional section records CPU processing CVE-2024-11187 - Correct ANY queries to not have additional data appended...

bind: bind9: Many records in the additional section cause CPU exhaustion

A flaw was found in the bind package where a crafted DNS zone may generate numerous records in the 'Additional' section of the response. This flaw allows an attacker to send a large amount of such queries, which may lead either the authoritative server or an independent resolver to run into an...