CVE-2011-2493

Severity

21%

Complexity

39%

Confidentiality

48%

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel before 2.6.39 does not properly initialize a certain error-report data structure, which allows local users to cause a denial of service (OOPS) by attempting to mount a crafted ext4 filesystem.

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel before 2.6.39 does not properly initialize a certain error-report data structure, which allows local users to cause a denial of service (OOPS) by attempting to mount a crafted ext4 filesystem.

CVSS 2.0 Base Score 2.1. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P).

Overview

First reported 12 years ago

2012-06-13 10:24:00

Last updated 12 years ago

2012-06-14 04:00:00

Affected Software

Linux Kernel 2.6.38

2.6.38

Linux Kernel 2.6.38 Release Candidate 1

2.6.38

Linux Kernel 2.6.38 Release Candidate 2

2.6.38

Linux Kernel 2.6.38 Release Candidate 3

2.6.38

Linux Kernel 2.6.38 Release Candidate 4

2.6.38

Linux Kernel 2.6.38 Release Candidate 5

2.6.38

Linux Kernel 2.6.38 Release Candidate 6

2.6.38

Linux Kernel 2.6.38 Release Candidate 7

2.6.38

Linux Kernel 2.6.38 Release Candidate 8

2.6.38

Linux Kernel 2.6.38.1

2.6.38.1

Linux Kernel 2.6.38.2

2.6.38.2

Linux Kernel 2.6.38.3

2.6.38.3

Linux Kernel 2.6.38.4

2.6.38.4

Linux Kernel 2.6.38.5

2.6.38.5

Linux Kernel 2.6.38.6

2.6.38.6

Linux Kernel 2.6.38.7

2.6.38.7

Linux Kernel

References

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0449641130f5652b344ef6fa39fa019d7e94660a

Patch

[oss-security] 20110624 Re: CVE request: kernel: ext4: init timer earlier to avoid a kernel panic in __save_error_info

https://github.com/torvalds/linux/commit/0449641130f5652b344ef6fa39fa019d7e94660a

Exploit, Patch

Stay updated

ExploitPedia is constantly evolving. Sign up to receive a notification when we release additional functionality.

Get in touch

If you'd like to report a bug or have any suggestions for improvements then please do get in touch with us using this form. We will get back to you as soon as we can.