Bug 2526938 (CVE-2026-52132) - CVE-2026-52132 llama.cpp: llama.cpp: Denial of Service via negative top_n value
Summary: CVE-2026-52132 llama.cpp: llama.cpp: Denial of Service via negative top_n value
Keywords:
Status: NEW
Alias: CVE-2026-52132
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-01 17:31 UTC by OSIDB Bzimport
Modified: 2026-10-12 14:31 UTC (History)
3 users (show)

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2026-09-01 17:31:48 UTC 
llama.cpp through commit 97f06e9, when started with the --reranking flag, allows remote attackers to cause a denial of service (std::bad_alloc and HTTP 500) via a negative top_n value in a POST request to /rerank.
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