CVE-2012-2133 is a use-after-free vulnerability in the Linux kernel versions prior to 3.3.6, specifically when huge pages are enabled. This flaw allows local users to trigger a system crash (Denial of Service) or potentially escalate privileges by manipulating the hugetlbfs filesystem, particularly during unmount operations that mishandle quota data. The vulnerability has a CVSS score of 4.0, indicating a low severity with local access and high attack complexity, leading to a complete availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.3.5CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
3.3CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:3.3:*:*:*:*:*:*:* | ||
3.3.1CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:3.3.1:*:*:*:*:*:*:* | ||
3.3.2CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:3.3.2:*:*:*:*:*:*:* | ||
3.3.3CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:3.3.3:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:H/Au:N/C:N/I:N/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.