CVE-2007-3731 is a denial-of-service vulnerability affecting Linux kernel versions 2.6.20 and 2.6.21. It arises from improper handling of an invalid LDT segment selector during ptrace single-step operations, allowing a local attacker to trigger a NULL dereference and system crash (OOPS). With a CVSS score of 4.9, this vulnerability is of low severity, requiring local access with low attack complexity to achieve a complete system 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 |
|---|---|---|---|
2.6.20CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.20:*:*:*:*:*:*:* | ||
2.6.21CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.21:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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.