VulnerabilityModified
CVE-2014-3122
The try_to_unmap_cluster function in mm/rmap.c in the Linux kernel before 3.14.3 does not properly consider which pages must be locked, which allows local users to cause a denial of service (system crash) by triggering a memory-usage pattern that…
MEDIUM 4.9EPSS 0.55%
Does this matter?
Lower severity and a low EPSS score (0.55%). Track it; it rarely justifies an emergency change on its own.
Description
The try_to_unmap_cluster function in mm/rmap.c in the Linux kernel before 3.14.3 does not properly consider which pages must be locked, which allows local users to cause a denial of service (system crash) by triggering a memory-usage pattern that requires removal of page-table mappings.
- CVSS 2.0
- 4.9 MEDIUMAV:L/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 0.55% probability · 44th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400
- Affected
- linux/linux kernel · canonical/ubuntu linux · debian/debian linux
- Source
- secalert@redhat.com
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=57e68e9cd65b4b8eb4045a1e0d0746458502554c
- http://secunia.com/advisories/59386Broken Link
- http://secunia.com/advisories/59599Broken Link
- http://www.debian.org/security/2014/dsa-2926Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.3Mailing List, Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2014/05/01/7Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/67162Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2240-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1093076Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/57e68e9cd65b4b8eb4045a1e0d0746458502554cPatch, Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=57e68e9cd65b4b8eb4045a1e0d0746458502554c
- http://secunia.com/advisories/59386Broken Link
- http://secunia.com/advisories/59599Broken Link
- http://www.debian.org/security/2014/dsa-2926Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.3Mailing List, Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2014/05/01/7Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/67162Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2240-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1093076Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/57e68e9cd65b4b8eb4045a1e0d0746458502554cPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.