CVE-2026-17500

MEDIUM

ggml-org llama.cpp json-schema-to-grammar.cpp _visit_pattern null pointer dereference

Title source: cna
STIX 2.1

Description

A vulnerability was detected in ggml-org llama.cpp d006858/e15efe0. This affects the function _visit_pattern of the file common/json-schema-to-grammar.cpp. The manipulation results in null pointer dereference. The attack can be launched remotely. The pull request to fix this issue awaits acceptance.

References (7)

Core 7
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-383353 | ggml-org llama.cpp json-schema-to-grammar.cpp _visit_pattern null pointer dereference
https://vuldb.com/vuln/383353
Signature, Permissions Required signature permissions-required
VDB-383353 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/383353/cti
Third Party Advisory third-party-advisory
CVE-2026-17500 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-17500
Third Party Advisory third-party-advisory
Submit #798503 | ggml-org llama.cpp confirmed on commit d006858 / 2025-04-03 and commit e15efe0 / tag b8635+1) Reachable Assertion
https://vuldb.com/submit/798503

Scores

CVSS v3 5.3
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-404 CWE-476
Status published
Products (2)
ggml-org/llama.cpp d006858
ggml-org/llama.cpp e15efe0
Published Jul 27, 2026
Tracked Since Jul 27, 2026