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CVE-2011-1012

Date: March 1, 2011

The ldm_parse_vmdb function in fs/partitions/ldm.c in the Linux kernel before 2.6.38-rc6-git6 does not validate the VBLK size value in the VMDB structure in an LDM partition table, which allows local users to cause a denial of service (divide-by-zero error and OOPS) via a crafted partition table.

Language: C

Severity Score

Related Resources (14)

http://www.pre-cert.de/advisories/PRE-SA-2011-01.txt
http://www.securityfocus.com/bid/46512
http://openwall.com/lists/oss-security/2011/02/23/4
http://www.spinics.net/lists/mm-commits/msg82429.html
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=294f6cf48666825d23c9372ef37631232746e40d
https://nvd.nist.gov/vuln/detail/CVE-2011-1012
http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.38-rc6-git6.log
http://openwall.com/lists/oss-security/2011/02/23/21
http://www.securityfocus.com/archive/1/516615/100/0/threaded
http://securityreason.com/securityalert/8115
https://people.canonical.com/~ubuntu-security/cve/CVE-2011-1012
http://www.ubuntu.com/usn/USN-1146-1
http://www.securitytracker.com/id?1025127
https://www.mend.io/vulnerability-database/CVE-2011-1012

Severity Score

Weakness Type (CWE)

Divide By Zero

CWE-369

Improper Input Validation

CWE-20

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): HIGH

CVSS v2

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

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