CVE-2012-0055 describes a critical security bypass vulnerability in the OverlayFS component of the Linux kernel, specifically affecting versions before 3.0.0-16.28, including Ubuntu 10.0.4 LTS and 11.10. This flaw stems from missing inode security checks, allowing local attackers to bypass security restrictions and execute unauthorized actions with high impact on confidentiality, integrity, and availability. While not observed in active exploitation or included in the KEV catalog, a public exploit (EDB-36571) exists, demonstrating its potential for local privilege escalation. Despite its high severity and exploit availability, there is minimal community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.0.0CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
10.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:* | ||
11.10CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.