CVE-2012-0879
MEDIUM severity · CVSS 5.5 · Uncontrolled resource consumption
5.5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (2)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=61cc74fbb87af6aa551a06a370590c9bc07e29d9
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69f2292063d2caf37ca9aec7d63ded203701bf3
- http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.htmlAdvisory
- http://marc.info/?l=bugtraq&m=139447903326211&w=2Advisory
- http://rhn.redhat.com/errata/RHSA-2012-0481.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2012-0531.htmlAdvisory
- http://secunia.com/advisories/48545