CVE-2017-8906 — MEDIUM (5.5)

Q: How severe is CVE-2017-8906?

CVE-2017-8906 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2017-8906?

Check the references section above for vendor advisories and patch information. Affected products include: Multicorewareinc X265 High Efficiency Video Coding.

Vulnerability Description

An integer underflow vulnerability exists in pixel-a.asm, the x86 assembly code for planeClipAndMax() in MulticoreWare x265 through 2.4, as used by the x265_encoder_encode dependency in libbpg and other products. A small picture can cause an integer underflow, which leads to a Denial of Service in the process of encoding.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Multicorewareinc	X265 High Efficiency Video Coding	<= 2.4

Related Weaknesses (CWE)

CWE-191

References

https://bitbucket.org/multicoreware/x265/issues/345/integer-underflow-in-x265-soExploitIssue TrackingPatch
https://bitbucket.org/multicoreware/x265/issues/345/integer-underflow-in-x265-soExploitIssue TrackingPatch

FAQ

What is CVE-2017-8906?

CVE-2017-8906 is a vulnerability with a CVSS score of 5.5 (MEDIUM). An integer underflow vulnerability exists in pixel-a.asm, the x86 assembly code for planeClipAndMax() in MulticoreWare x265 through 2.4, as used by the x265_encoder_encode dependency in libbpg and oth...

How severe is CVE-2017-8906?

CVE-2017-8906 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-8906?

Check the references section above for vendor advisories and patch information. Affected products include: Multicorewareinc X265 High Efficiency Video Coding.