CVE-2012-0879

Description

The I/O implementation for block devices in the Linux kernel before 2.6.33 does not properly handle the CLONE_IO feature, which allows local users to cause a denial of service (I/O instability) by starting multiple processes that share an I/O context.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.02%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory marc.info
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2012-0531.html third party advisory vendor advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=61cc74fbb87af6aa551a06a370590c9bc07e29d9
http://www.ubuntu.com/usn/USN-1408-1 third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2012/02/23/5 third party advisory mailing list
http://www.securitytracker.com/id?1027086 third party advisory vdb entry
http://www.debian.org/security/2012/dsa-2469 third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2012-0481.html third party advisory vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=796829 patch third party advisory issue tracking
http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html vendor advisory mailing list third party advisory
http://secunia.com/advisories/48545 third party advisory not applicable
http://www.ubuntu.com/usn/USN-1411-1 third party advisory vendor advisory
https://github.com/torvalds/linux/commit/b69f2292063d2caf37ca9aec7d63ded203701bf3 third party advisory patch
http://secunia.com/advisories/48842 third party advisory not applicable
https://github.com/torvalds/linux/commit/61cc74fbb87af6aa551a06a370590c9bc07e29d9 third party advisory patch
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33 broken link
http://www.ubuntu.com/usn/USN-1410-1 third party advisory vendor advisory
http://marc.info/?l=bugtraq&m=139447903326211&w=2 vendor advisory mailing list third party advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69f2292063d2caf37ca9aec7d63ded203701bf3

Frequently Asked Questions

What is the severity of CVE-2012-0879?
CVE-2012-0879 has been scored as a medium severity vulnerability.
How to fix CVE-2012-0879?
To fix CVE-2012-0879, 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-2012-0879 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-0879 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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