Buffer overflow in Tiiny-Ai Powerinfer
CVE-2026-108955
A vulnerability was determined in Tiiny-AI PowerInfer up to 8bd56d69906c9d2dba4d3bf6899763401e01a9a4. Impacted is the function gguf_init_from_file of the file ggml.c of the component GGUF Parser. This manipulation of the argument data_offset causes out-of-bounds read. The attack requires local access. The exploit has been publicly disclosed and may be utilized. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The pull request to fix this issue awaits acceptance.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Tiiny-Ai Powerinfer — versions 8bd56d69906c9d2dba4d3bf6899763401e01a9a4
Weakness classification (CWE)
References
- github.com/Tiiny-AI/PowerInfer/ (product)
- github.com/Tiiny-AI/PowerInfer/issues/283 (issue-tracking, exploit)
- vuldb.com/cve/CVE-2026-108955 (third-party-advisory)
- vuldb.com/submit/997844 (third-party-advisory)
- vuldb.com/vuln/416774 (technical-description, vdb-entry)
- vuldb.com/vuln/416774/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-108955?
- CVE-2026-108955 is a medium-severity vulnerability in Tiiny-Ai Powerinfer, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2026-10-13.
- How severe is CVE-2026-108955?
- Medium severity. CVSS v3 base score is 5.3 out of 10.