CVE-2009-2909 describes an integer signedness error in the Linux kernel's AX.25 subsystem (specifically the ax25_setsockopt function in net/ax25/af_ax25.c) affecting versions prior to 2.6.31.2. This vulnerability allows a local attacker to trigger a denial of service (OOPS) by providing a specially crafted optlen value during an SO_BINDTODEVICE operation. With a CVSS score of 4.9 (AV:L/AC:L/Au:N/C:N/I:N/A:C), it is considered a low-severity local attack requiring no authentication, leading to a complete system availability impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, indicating a low exploitation risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.6.31.1CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
2.6.0CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:* | ||
2.6.1CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.1:*:*:*:*:*:*:* | ||
2.6.2CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.2:*:*:*:*:*:*:* | ||
2.6.3CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.3:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:C
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.