Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before…
Priority LOW 38Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Integer signedness error in libc/string/arm/memset.S in uClibc and uClibc-ng before 1.0.16 allows context-dependent attackers to cause a denial of service (crash) via a negative length value to the memset function.
Why it matters now
EPSS 0.02662 85th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:uclibc:uclibc:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | uClibC |
| cpe:2.3:a:uclibc-ng_project:uclibc-ng:*:*:*:*:*:*:*:* | before 1.0.16 | Vulnerable | Uclibc-ng Project |
- cpe:2.3:a:uclibc:uclibc:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·uClibC
- cpe:2.3:a:uclibc-ng_project:uclibc-ng:*:*:*:*:*:*:*:* Versions before 1.0.16 Vulnerable ·Uclibc-ng Project
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2016-6264
- 2026-10-03 Alias added: GHSA-5f7g-9m8m-qhpv
References
Patch 3
Sources
- CVE-2016-6264 · CVE Program
- CVE-2016-6264 · NVD
- FIRST EPSS
- GHSA-5f7g-9m8m-qhpv · GitHub Advisory Database · CC BY 4.0
- CVE-2016-6264 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences