Is CVE-2012-0879 being actively exploited?

CVE-2012-0879 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-0879?

CVE-2012-0879 has a CVSS 3.1 base score of 5.5 (MEDIUM).

CVE-2012-0879

MEDIUM · CVSS 5.5EPSS 0.5%EU EUVD

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.

Key facts

CVSS score: 5.5 (v3.1)
Severity: MEDIUM
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-400
EPSS score: 0.5% (41th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-0903)
Published: May 17, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-0903 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
debian / debian linux
linux / linux kernel
suse / linux enterprise desktop
suse / linux enterprise desktop
suse / linux enterprise high availability extension
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server

Certified products that may be affected

2 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

SUSE Linux Enterprise Server 11 Service Pack 2 on IBM System z - SUSE Linux Products Gmbh - Common Criteria BSI-DSZ-CC-0852-2013 - archived
SUSE Linux Enterprise Server 11 Service Pack 2 including KVM virtualization - SUSE Linux Products Gmbh - Common Criteria BSI-DSZ-CC-0787-2013 - archived

References

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33(Broken Link)
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.html(Mailing List, Third Party Advisory)
http://marc.info/?l=bugtraq&m=139447903326211&w=2(Mailing List, Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2012-0481.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2012-0531.html(Third Party Advisory)
http://secunia.com/advisories/48545(Not Applicable)
http://secunia.com/advisories/48842(Not Applicable)
http://www.debian.org/security/2012/dsa-2469(Third Party Advisory)
http://www.openwall.com/lists/oss-security/2012/02/23/5(Mailing List, Third Party Advisory)
http://www.securitytracker.com/id?1027086(Third Party Advisory, VDB Entry)
http://www.ubuntu.com/usn/USN-1408-1(Third Party Advisory)
http://www.ubuntu.com/usn/USN-1410-1(Third Party Advisory)
http://www.ubuntu.com/usn/USN-1411-1(Third Party Advisory)
https://bugzilla.redhat.com/show_bug.cgi?id=796829(Issue Tracking, Patch, Third Party Advisory)
https://github.com/torvalds/linux/commit/61cc74fbb87af6aa551a06a370590c9bc07e29d9(Patch, Third Party Advisory)
https://github.com/torvalds/linux/commit/b69f2292063d2caf37ca9aec7d63ded203701bf3(Patch, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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