CVE-2015-4486: canonical ubuntu_linux

Vulnerability summary

CVE-2015-4486 is a high (CVSS 10.0) vulnerability in canonical ubuntu_linux. EPSS estimates a 6.61% chance of exploitation in the next 30 days, higher than 93.7% of scored vulnerabilities.

Timeline

1. 16-08-2015
   PublishedVulnerability first disclosed.
2. 06-08-2024
   Last modifiedVulnerability information updated.

Description

The decrease_ref_count function in libvpx in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via malformed WebM video data.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.