CVE-2012-3956 is a critical use-after-free vulnerability in the MediaStreamGraphThreadRunnable::Run function affecting Mozilla Firefox, Thunderbird, and SeaMonkey versions prior to 15.0 and 10.0.7 ESR. With a CVSS score of 10.0, this flaw allows remote attackers to execute arbitrary code or cause a denial of service through heap memory corruption. While the vulnerability is severe and easily exploitable over a network, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding it.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 15.0CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
>= 10.0, < 10.0.7CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
< 2.12CPE matchmatch criteria | cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* | ||
< 15.0CPE matchmatch criteria | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | ||
>= 10.0, < 10.0.7CPE matchmatch criteria | cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.