CVE-2018-6406

Published: Jan 30, 2018Modified: Jun 17, 2026

8.8

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

The function ParseVP9SuperFrameIndex in common/libwebm_util.cc in libwebm through 2018-01-30 does not validate the child_frame_length data obtained from a .webm file, which allows remote attackers to cause an information leak or a denial of service (heap-based buffer over-read and later out-of-bounds write), or possibly have unspecified other impact.

Affected (1)

Products: Webmproject: Libwebm

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Webmproject Libwebm	Up to 2018-01-30

Related CWEs

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (4)

https://bugs.chromium.org/p/webm/issues/detail?id=1492

Source: cve@mitre.org

Permissions Required

https://github.com/dwfault/PoCs/blob/master/libwebm%20ParseVP9SuperFrameIndex%20memory%20corruption/libwebm%20ParseVP9SuperFrameIndex%20OOB%20read.md

Source: cve@mitre.org

Broken Link

https://bugs.chromium.org/p/webm/issues/detail?id=1492

Source: af854a3a-2127-422b-91ae-364da2661108

Permissions Required

https://github.com/dwfault/PoCs/blob/master/libwebm%20ParseVP9SuperFrameIndex%20memory%20corruption/libwebm%20ParseVP9SuperFrameIndex%20OOB%20read.md

Source: af854a3a-2127-422b-91ae-364da2661108

Broken Link

Timeline

No history available yet.