CVE-2012-5374

2013-02-1800:00:00

ubuntu.com

4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:H/Au:N/C:N/I:N/A:C

0.0004 Low

EPSS

Percentile

5.2%

JSON

The CRC32C feature in the Btrfs implementation in the Linux kernel before
3.8-rc1 allows local users to cause a denial of service (extended runtime
of kernel code) by creating many different files whose names are associated
with the same CRC32C hash value.

Bugs

<https://launchpad.net/bugs/1091187>

Notes

Author	Note
jdstrand	Per kernel team, patch is too intrusive to backport

OSVersionArchitecturePackageVersionFilename
ubuntu12.04noarchlinux< 3.2.0-56.86UNKNOWN
ubuntu12.10noarchlinux< 3.5.0-40.62UNKNOWN
ubuntu12.04noarchlinux-armadaxp< 3.2.0-1627.39UNKNOWN
ubuntu12.10noarchlinux-armadaxp< 3.5.0-1621.29UNKNOWN
ubuntu12.04noarchlinux-lts-quantal< 3.5.0-40.62~precise1UNKNOWN
ubuntu12.04noarchlinux-ti-omap4< 3.2.0-1440.59UNKNOWN
ubuntu12.10noarchlinux-ti-omap4< 3.5.0-232.48UNKNOWN
ubuntu13.04noarchlinux-ti-omap4< 3.5.0-232.48UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	12.04	noarch	linux	< 3.2.0-56.86	UNKNOWN
ubuntu	12.10	noarch	linux	< 3.5.0-40.62	UNKNOWN
ubuntu	12.04	noarch	linux-armadaxp	< 3.2.0-1627.39	UNKNOWN
ubuntu	12.10	noarch	linux-armadaxp	< 3.5.0-1621.29	UNKNOWN
ubuntu	12.04	noarch	linux-lts-quantal	< 3.5.0-40.62~precise1	UNKNOWN
ubuntu	12.04	noarch	linux-ti-omap4	< 3.2.0-1440.59	UNKNOWN
ubuntu	12.10	noarch	linux-ti-omap4	< 3.5.0-232.48	UNKNOWN
ubuntu	13.04	noarch	linux-ti-omap4	< 3.5.0-232.48	UNKNOWN