Bug 2520880 - CVE-2026-66374 knot-resolver: Knot Resolver: Remote code execution via heap-based buffer overflow in DoQ receive path [fedora-all]
Summary: CVE-2026-66374 knot-resolver: Knot Resolver: Remote code execution via heap-b...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: knot-resolver
Version: rawhide
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Jakub Ružička
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["5e28c264-d410-48d6-ad8e-8...
Depends On:
Blocks: CVE-2026-66374
TreeView+ depends on / blocked
 
Reported: 2026-08-21 03:22 UTC by Ganesh
Modified: 2026-08-21 03:22 UTC (History)
3 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:

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Description Ganesh 2026-08-21 03:22:19 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ (DNS-over-QUIC) receive path.
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