CVE-2026-17501

Name	CVE-2026-17501
Description	A flaw has been found in ggml-org llama.cpp e15efe0. This vulnerability affects the function transform of the file common/json-schema-to-grammar.cpp of the component JSON-Schema-to-GBNF Conversion. This manipulation causes uncontrolled recursion. The attack may be initiated remotely. The pull request to fix this issue awaits acceptance.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	1143156

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
llama.cpp (PTS)	forky	10271+dfsg-1	vulnerable
	sid	10344+dfsg-1	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
llama.cpp	source	(unstable)	(unfixed)			1143156

https://github.com/ggml-org/llama.cpp/issues/25283
https://github.com/ggml-org/llama.cpp/pull/25308