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CVE-2026-21869 llama.cpp has Out-of-bounds Write in llama-server

🗓️ 07 Jan 2026 23:37:59Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

CVE-2026-21869: llama.cpp server accepts negative n_discard, causing out-of-bounds writes and remote code execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
AlpineLinux
CVE-2026-21869
7 Jan 202623:37
alpinelinux
Circl
CVE-2026-21869
8 Jan 202601:03
circl
CNNVD
llama.cpp 缓冲区错误漏洞
8 Jan 202600:00
cnnvd
CVE
CVE-2026-21869
7 Jan 202623:37
cve
Debian CVE
CVE-2026-21869
7 Jan 202623:37
debiancve
NVD
CVE-2026-21869
8 Jan 202600:16
nvd
OPENSUSE Linux
ggml-devel-9500-1.1 on GA media (moderate)
9 Jun 202600:00
opensuse
OSV
CVE-2026-21869 llama.cpp has Out-of-bounds Write in llama-server
7 Jan 202623:37
osv
OSV
DEBIAN-CVE-2026-21869
8 Jan 202600:16
osv
OSV
OPENSUSE-SU-2026:10961-1 ggml-devel-9500-1.1 on GA media
5 Jun 202600:00
osv
Rows per page
[
  {
    "vendor": "ggml-org",
    "product": "llama.cpp",
    "versions": [
      {
        "version": "<= 55d4206c8",
        "status": "affected"
      }
    ]
  }
]

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