CVE-2011-1012

Description

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.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.01%
Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ubuntu.com/usn/USN-1146-1 third party advisory vendor advisory
http://www.securitytracker.com/id?1025127 vdb entry third party advisory
http://www.securityfocus.com/bid/46512 vdb entry third party advisory
http://securityreason.com/securityalert/8115 third party advisory
http://openwall.com/lists/oss-security/2011/02/23/4 mailing list third party advisory patch
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=294f6cf48666825d23c9372ef37631232746e40d
http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.38-rc6-git6.log broken link
http://www.securityfocus.com/archive/1/516615/100/0/threaded mailing list not applicable
http://openwall.com/lists/oss-security/2011/02/23/21 mailing list third party advisory patch
http://www.spinics.net/lists/mm-commits/msg82429.html mailing list third party advisory patch
http://www.pre-cert.de/advisories/PRE-SA-2011-01.txt third party advisory

Frequently Asked Questions

What is the severity of CVE-2011-1012?
CVE-2011-1012 has been scored as a medium severity vulnerability.
How to fix CVE-2011-1012?
To fix CVE-2011-1012, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-1012 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-1012 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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