CVE-2009-4307 | Date: (C)2009-12-12 (M)2024-02-22 |
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).
CVSS Score and Metrics +CVSS Score and Metrics -CVSS V2 Severity: |
CVSS Score : 7.1 |
Exploit Score: 8.6 |
Impact Score: 6.9 |
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CVSS V2 Metrics: |
Access Vector: NETWORK |
Access Complexity: MEDIUM |
Authentication: NONE |
Confidentiality: NONE |
Integrity: NONE |
Availability: COMPLETE |
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