CVE-2012-5374
MEDIUM · CVSS 4.0EPSS 0.5%EU EUVD
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.
Key facts
- CVSS score
- 4.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:L/AC:H/Au:N/C:N/I:N/A:C- Weakness (CWE)
- CWE-310
- EPSS score
- 0.5% (42th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-5293)
- Published
- February 18, 2013
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-5293 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
- linux / linux kernel
and 121 more…
References
- 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://lists.opensuse.org/opensuse-security-announce/2013-03/msg00004.html
- 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)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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