Bug 2511350 (CVE-2026-66276) - CVE-2026-66276 Apache Qpid Proton-J: Apache Qpid Proton-J: Denial of service via unbounded disposition range handling
Summary: CVE-2026-66276 Apache Qpid Proton-J: Apache Qpid Proton-J: Denial of service ...
Keywords:
Status: NEW
Alias: CVE-2026-66276
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:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-05 07:01 UTC by OSIDB Bzimport
Modified: 2026-08-25 12:40 UTC (History)
53 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-08-05 07:01:50 UTC 
An authenticated attacker can craft a disposition frame with large or illegal ranges causing excessive CPU usage due to naive range handling, leading to denial of service.

This issue affects Apache Qpid Proton-J: through 0.34.1.

Users are recommended to upgrade to version 0.35.0, which fixes the issue.
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