CVE-2011-2184 describes a NULL pointer dereference vulnerability in the Linux kernel (before version 2.6.39.1) within the key_replace_session_keyring function. This flaw allows local users to trigger a denial of service (system crash) and potentially other unspecified impacts by using a crafted argument with the keyctl function. With a CVSS score of 7.2, it is considered highly severe, requiring local access with low attack complexity, and leading to complete confidentiality, integrity, and availability compromise. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.6.39.1CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/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, 0.0 Mastodon, and 0.5 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.