Bug 2460666 (CVE-2026-33595) - CVE-2026-33595 dnsdist: DoQ/DoH3 excessive memory allocation
Summary: CVE-2026-33595 dnsdist: DoQ/DoH3 excessive memory allocation
Keywords:
Status: NEW
Alias: CVE-2026-33595
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2460840 2460841
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-22 15:04 UTC by OSIDB Bzimport
Modified: 2026-04-22 18:45 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2026-04-22 15:04:10 UTC 
A client can trigger excessive memory allocation by generating a lot of errors responses over a single DoQ and DoH3 connection, as some resources were not properly released until the end of the connection.
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