CVE-2012-5374
5.6 Medium
AI Score
Confidence
Low
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%
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.
References
crypto.junod.info/2012/12/13/hash-dos-and-btrfs/
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9c52057c698fb96f8f07e7a4bcf4801a092bda89
lists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html
openwall.com/lists/oss-security/2012/12/13/20
www.kernel.org/pub/linux/kernel/v3.x/testing/patch-3.8-rc1.bz2
www.ubuntu.com/usn/USN-1944-1
www.ubuntu.com/usn/USN-1945-1
www.ubuntu.com/usn/USN-1946-1
www.ubuntu.com/usn/USN-1947-1
www.ubuntu.com/usn/USN-2017-1
github.com/torvalds/linux/commit/9c52057c698fb96f8f07e7a4bcf4801a092bda89
Related
5.6 Medium
AI Score
Confidence
Low
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%