CVE-2009-0748 describes a denial-of-service vulnerability in the Linux kernel's ext4 filesystem implementation (versions 2.6.27 before 2.6.27.19 and 2.6.28 before 2.6.28.7). A local attacker can trigger a NULL pointer dereference and system crash (OOPS) by attempting to mount a specially crafted ext4 filesystem due to insufficient superblock configuration validation. This vulnerability has a CVSS score of 4.9, indicating a low-severity local attack requiring no authentication, leading to a complete loss of availability. 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 |
|---|---|---|---|
2.6.27CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.27:*:*:*:*:*:*:* | ||
2.6.27CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.27:rc1:*:*:*:*:*:* | ||
2.6.27CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.27:rc2:*:*:*:*:*:* | ||
2.6.27CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.27:rc3:*:*:*:*:*:* | ||
2.6.27CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:2.6.27:rc4:*:*:*:*:*:* |
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.