CVE-2009-0748

Advisory lineage Upstream: 0 Downstream: 2
Modified
Published: 27 Feb 2009, 17:00
Last modified:07 Aug 2024, 04:48

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
4.9 MEDIUM
v2.0 (nvd)
EPSS Score
0.1% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

27 Feb 2009, 17:00
Published
Vulnerability first disclosed
07 Aug 2024, 04:48
Last Modified
Vulnerability information updated

Description

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel 2.6.27 before 2.6.27.19 and 2.6.28 before 2.6.28.7 does not validate the superblock configuration, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) by attempting to mount a crafted ext4 filesystem.

CVSS Metrics

  • v2.0•MEDIUM•Score: 4.9AV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS Trends

Current EPSS score: 0.10%• Percentile: 27%

Techniques & Countermeasures

  • CWE-20•Improper Input Validation

    The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Affected Systems

  • linux•linux_kernel

    2.6.27 | 2.6.27:rc1 | 2.6.27:rc2 | 2.6.27:rc3 | 2.6.27:rc4 | 2.6.27:rc5 | 2.6.27:rc6 | 2.6.27:rc7 | 2.6.27:rc8 | 2.6.27:rc9 | 2.6.27.1 | 2.6.27.2 | 2.6.27.3 | 2.6.27.4 | 2.6.27.5 | 2.6.27.6 | 2.6.27.7 | 2.6.27.8 | 2.6.27.9 | 2.6.27.10 | 2.6.27.11 | 2.6.27.12 | 2.6.27.13 | 2.6.27.14 | 2.6.27.15 | 2.6.27.16 | 2.6.27.17 | 2.6.27.18 | 2.6.28 | 2.6.28:rc1 | 2.6.28:rc2 | 2.6.28:rc3 | 2.6.28:rc4 | 2.6.28:rc5 | 2.6.28:rc6 | 2.6.28:rc7 | 2.6.28.1 | 2.6.28.2 | 2.6.28.3 | 2.6.28.4 | 2.6.28.5 | 2.6.28.6

References (17)