CVE-2016-5275 describes a buffer overflow vulnerability in the mozilla::gfx::FilterSupport::ComputeSourceNeededRegions function within Mozilla Firefox versions prior to 49.0. This flaw allows remote attackers to execute arbitrary code by exploiting improper interactions between empty filters and CANVAS element rendering. With a CVSS score of 8.8 (HIGH), this vulnerability has a network attack vector, low attack complexity, and high impacts on confidentiality, integrity, and availability, requiring user interaction. While no public exploit code (Metasploit, Nuclei, ExploitDB) is available and it's not listed in CISA's KEV catalog, it garnered some community discussion and media coverage at the time of its disclosure.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 48.0.2CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.