Vulnerability in Linux Kernel
CVE-2009-4307
The ext4_fill_flex_info function in fs/ext4/super.c in the Linux kernel before 2.6.32-git6 allows user-assisted remote attackers to cause a denial of service (divide-by-zero error and panic) via a malformed ext4 filesystem containing a super block with a large FLEX_BG group size (aka s_log_groups_per_flex value).
EPSS: 0.034 (87.7th percentile) — read the EPSS interpretation.
Affected products
- Linux Linux_kernel — versions 2.6.0, 2.6.1, 2.6.2
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_SECUNIA, third-party-advisory)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch)
- cve@mitre.org (signature, x_refsource_OVAL, vdb-entry)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (x_refsource_CONFIRM, Exploit, Patch)
- cve@mitre.org (x_refsource_SECUNIA, Vendor Advisory, third-party-advisory)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)