EUVD-2026-5558

A flaw has been found in ggml-org llama.cpp up to 55abc39. Impacted is the function llamagrammaradvancestack 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 exploi...

Stack-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Stack-based Buffer Overflow via the llamagrammaradvancestack function. An attacker can cause a stack-based buffer overflow by providing specially crafted input to the GBNF Grammar Handler component. Remediation There is no fixed version...

CVE-2026-2069

A flaw has been found in ggml-org llama.cpp up to 55abc39. Impacted is the function llamagrammaradvancestack 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 exploi...

CVE-2026-2069

A flaw has been found in ggml-org llama.cpp up to 55abc39. Impacted is the function llamagrammaradvancestack 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 exploi...

UBUNTU-CVE-2026-2069

A flaw has been found in ggml-org llama.cpp up to 55abc39. Impacted is the function llamagrammaradvancestack 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 exploi...

CVE-2026-2069 ggml-org llama.cpp GBNF Grammar llama-grammar.cpp llama_grammar_advance_stack stack-based overflow

A flaw has been found in ggml-org llama.cpp up to 55abc39. Impacted is the function llamagrammaradvancestack 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 exploi...

CVE-2026-2069

A flaw has been found in ggml-org llama.cpp up to 55abc39. Impacted is the function llamagrammaradvancestack 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 exploi...

CVE-2026-2069: Stack-based Buffer Overflow

A flaw has been found in ggml-org llama.cpp up to 55abc39. Impacted is the function llamagrammaradvancestack 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 exploi...