llama.cpp: llama.cpp builds b1886 through b7445 contain an integer overflow vulnerability in the LLaMA-Android JNI wrapper where...
CVE-2026-70638 is fixed in llama.cpp on 1 platform by DEBIAN-CVE-2026-70638 (version 7593+dfsg-1), released August 7, 2026. It is not reported as exploited. Patch Radar priority: Routine.
llama.cpp builds b1886 through b7445 contain an integer overflow vulnerability in the LLaMA-Android JNI wrapper where the new_1batch() function multiplies sizeof(llama_seq_id) by an attacker-controlled n_seq_max parameter without overflow validation, causing heap buffer allocation to wrap and allocate insufficient memory. Attackers can exploit this by providing a crafted n_seq_max value through a malicious model file or JNI call to trigger heap corruption and achieve denial of service or arbitrary code execution on Android applications using the LLaMA-Android binding.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| llama.cpp · Debian 14 | 7593+dfsg-1 | DEBIAN-CVE-2026-70638 | Aug 7, 2026 |
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