{"id":"UBUNTU-CVE-2026-17501","details":"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.","modified":"2026-08-06T03:08:40.484747424Z","published":"2026-07-27T01:16:00Z","upstream":["CVE-2026-17501"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-17501"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-17501"},{"type":"REPORT","url":"https://github.com/ggml-org/llama.cpp/issues/25283"},{"type":"REPORT","url":"https://github.com/ggml-org/llama.cpp/pull/25308"},{"type":"REPORT","url":"https://github.com/ggml-org/llama.cpp/"},{"type":"REPORT","url":"https://vuldb.com/cve/CVE-2026-17501"},{"type":"REPORT","url":"https://vuldb.com/submit/798504"},{"type":"REPORT","url":"https://vuldb.com/vuln/383354"},{"type":"REPORT","url":"https://vuldb.com/vuln/383354/cti"}],"affected":[{"package":{"name":"llama.cpp","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/llama.cpp?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5882+dfsg-2","8064+dfsg-1ubuntu1","8681+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libllama0","binary_version":"8681+dfsg-1"},{"binary_name":"llama.cpp","binary_version":"8681+dfsg-1"},{"binary_name":"llama.cpp-examples","binary_version":"8681+dfsg-1"},{"binary_name":"llama.cpp-tests","binary_version":"8681+dfsg-1"},{"binary_version":"8681+dfsg-1","binary_name":"llama.cpp-tools"},{"binary_version":"8681+dfsg-1","binary_name":"llama.cpp-tools-extra"},{"binary_name":"python3-gguf","binary_version":"8681+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-17501.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}]}