U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

CVE-2012-5375 Detail

Description

The CRC32C feature in the Btrfs implementation in the Linux kernel before 3.8-rc1 allows local users to cause a denial of service (prevention of file creation) by leveraging the ability to write to a directory important to the victim, and creating a file with a crafted name that is associated with a specific CRC32C hash value.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://crypto.junod.info/2012/12/13/hash-dos-and-btrfs/
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9c52057c698fb96f8f07e7a4bcf4801a092bda89
http://openwall.com/lists/oss-security/2012/12/13/20
http://www.kernel.org/pub/linux/kernel/v3.x/testing/patch-3.8-rc1.bz2 Patch 
http://www.ubuntu.com/usn/USN-1944-1
http://www.ubuntu.com/usn/USN-1945-1
http://www.ubuntu.com/usn/USN-1946-1
http://www.ubuntu.com/usn/USN-1947-1
http://www.ubuntu.com/usn/USN-2017-1
https://github.com/torvalds/linux/commit/9c52057c698fb96f8f07e7a4bcf4801a092bda89 Exploit  Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-310 Cryptographic Issues cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2012-5375
NVD Published Date:
02/18/2013
NVD Last Modified:
11/06/2023
Source:
MITRE