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CVE-2011-2493

Date: June 13, 2012

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.

Language: C

Severity Score

Related Resources (7)

http://www.openwall.com/lists/oss-security/2011/06/24/4
https://github.com/torvalds/linux/commit/0449641130f5652b344ef6fa39fa019d7e94660a
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
https://people.canonical.com/~ubuntu-security/cve/CVE-2011-2493
https://nvd.nist.gov/vuln/detail/CVE-2011-2493
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0449641130f5652b344ef6fa39fa019d7e94660a
https://www.mend.io/vulnerability-database/CVE-2011-2493

Severity Score

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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