CVE-2026-2069
- Source
- https://cve.org/CVERecord?id=CVE-2026-2069
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-2069.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2026-2069
- Downstream
- Published
- 2026-02-06T22:16:12.883Z
- Modified
- 2026-03-15T14:53:47.933848Z
- Severity
-
- 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
- Summary
- [none]
- Details
-
A flaw has been found in ggml-org llama.cpp up to 55abc39. Impacted is the function llamagrammaradvance_stack of the file llama.cpp/src/llama-grammar.cpp of the component GBNF Grammar Handler. This manipulation causes stack-based buffer overflow. The attack needs to be launched locally. The exploit has been published and may be used. Patch name: 18993. To fix this issue, it is recommended to deploy a patch.
- References
-
- https://github.com/user-attachments/files/24761101/poc.zip
- https://vuldb.com/?ctiid.344636
- https://vuldb.com/?id.344636
- https://vuldb.com/?submit.745263
- https://github.com/ggml-org/llama.cpp/
- https://github.com/ggml-org/llama.cpp/issues/18988
- https://github.com/ggml-org/llama.cpp/issues/18988#event-4426704865
- https://github.com/ggml-org/llama.cpp/pull/18993