An integer underflow vulnerability exists in pixel-a.asm, the x86 assembly code for…
Priority LOW 25CWE-191Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-191 and the CVSS impact.
Summary
An integer underflow vulnerability exists in pixel-a.asm, the x86 assembly code for planeClipAndMax() in MulticoreWare x265 through 2.5, as used in libbpg and other products. A small height value can cause an integer underflow, which leads to a crash. This is a different vulnerability than CVE-2017-8906.
Why it matters now
EPSS 0.00382 32nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 · 26
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:multicorewareinc:x265:0.1:*:*:*:*:*:*:* | 0.1 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:0.2:*:*:*:*:*:*:* | 0.2 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:0.3:*:*:*:*:*:*:* | 0.3 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:0.4:*:*:*:*:*:*:* | 0.4 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:0.4.1:*:*:*:*:*:*:* | 0.4.1 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:0.5:*:*:*:*:*:*:* | 0.5 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:0.6:*:*:*:*:*:*:* | 0.6 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:0.7:*:*:*:*:*:*:* | 0.7 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:0.8:*:*:*:*:*:*:* | 0.8 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:0.9:*:*:*:*:*:*:* | 0.9 | Vulnerable | Multicorewareinc |
- cpe:2.3:a:multicorewareinc:x265:0.1:*:*:*:*:*:*:* Versions 0.1 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:0.2:*:*:*:*:*:*:* Versions 0.2 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:0.3:*:*:*:*:*:*:* Versions 0.3 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:0.4:*:*:*:*:*:*:* Versions 0.4 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:0.4.1:*:*:*:*:*:*:* Versions 0.4.1 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:0.5:*:*:*:*:*:*:* Versions 0.5 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:0.6:*:*:*:*:*:*:* Versions 0.6 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:0.7:*:*:*:*:*:*:* Versions 0.7 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:0.8:*:*:*:*:*:*:* Versions 0.8 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:0.9:*:*:*:*:*:*:* Versions 0.9 Vulnerable ·Multicorewareinc
Show 16 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:multicorewareinc:x265:1:*:*:*:*:*:*:* | 1 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:1.1:*:*:*:*:*:*:* | 1.1 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:1.2:*:*:*:*:*:*:* | 1.2 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:1.3:*:*:*:*:*:*:* | 1.3 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:1.4:*:*:*:*:*:*:* | 1.4 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:1.5:*:*:*:*:*:*:* | 1.5 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:1.6:*:*:*:*:*:*:* | 1.6 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:1.7:*:*:*:*:*:*:* | 1.7 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:1.8:*:*:*:*:*:*:* | 1.8 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:1.9:*:*:*:*:*:*:* | 1.9 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:2.2:*:*:*:*:*:*:* | 2.2 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:2.3:*:*:*:*:*:*:* | 2.3 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:2.4:*:*:*:*:*:*:* | 2.4 | Vulnerable | Multicorewareinc |
| cpe:2.3:a:multicorewareinc:x265:2.5:*:*:*:*:*:*:* | 2.5 | Vulnerable | Multicorewareinc |
- cpe:2.3:a:multicorewareinc:x265:1:*:*:*:*:*:*:* Versions 1 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:1.3:*:*:*:*:*:*:* Versions 1.3 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:1.4:*:*:*:*:*:*:* Versions 1.4 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:1.6:*:*:*:*:*:*:* Versions 1.6 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:1.7:*:*:*:*:*:*:* Versions 1.7 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:1.8:*:*:*:*:*:*:* Versions 1.8 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:1.9:*:*:*:*:*:*:* Versions 1.9 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:2.2:*:*:*:*:*:*:* Versions 2.2 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:2.3:*:*:*:*:*:*:* Versions 2.3 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:2.4:*:*:*:*:*:*:* Versions 2.4 Vulnerable ·Multicorewareinc
- cpe:2.3:a:multicorewareinc:x265:2.5:*:*:*:*:*:*:* Versions 2.5 Vulnerable ·Multicorewareinc
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-13666
- 2026-10-03 Alias added: GHSA-rvv7-6w95-x7c7
References
Sources
- CVE-2017-13666 · CVE Program
- CVE-2017-13666 · NVD
- FIRST EPSS
- GHSA-rvv7-6w95-x7c7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences