6.1Mittel
CVE-2026-116840llama.cpp b5854 before b11275 Integer Overflow in gguf_init_from_reader
Beschreibung
llama.cpp b5854 before b11275 contains an integer overflow vulnerability in gguf_init_from_reader that bypasses the CVE-2025-53630 size check when padding near-SIZE_MAX tensor sizes. Attackers can supply a crafted GGUF file whose tensor size pads to zero, causing an undersized data blob and out-of-bounds reads by consumers.
Schwachstellentyp (CWE):
CWE-190
Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.
Betroffene Produkte und Versionen
Referenzen und Patches
- https://github.com/ggml-org/llama.cpp/issues/26978 issue-tracking
- https://github.com/ggml-org/llama.cpp/pull/26979 patchissue-tracking
- https://github.com/ggml-org/llama.cpp/commit/a6ea155d3d38b3f6f43d0c0dc29c2d592413ef44 patch
- https://github.com/ggml-org/llama.cpp/blob/v0.5.0/ggml/src/gguf.cpp#L794-L795 technical-description
- llama.cpp b11275 Release Notes release-notes
- VulnCheck Advisory: llama.cpp b5854 before b11275 Integer Overflow in gguf_init_from_reader third-party-advisory