VulnerabilityModified

CVE-2012-0055

OverlayFS in the Linux kernel before 3.0.0-16.28, as used in Ubuntu 10.0.4 LTS and 11.10, is missing inode security checks which could allow attackers to bypass security restrictions and perform unauthorized actions.

HIGH 7.8EPSS 1.24%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

CVSS 3.1: 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.24% probability · 67th percentile
CISA KEV: Not listed
Weakness: CWE-862
Affected: linux/linux kernel · canonical/ubuntu linux
Source: secalert@redhat.com

References

http://www.openwall.com/lists/oss-security/2012/01/17/11Exploit, Mailing List, Patch, Third Party Advisory
http://www.ubuntu.com/usn/USN-1363-1Third Party Advisory
http://www.ubuntu.com/usn/USN-1364-1Third Party Advisory
http://www.ubuntu.com/usn/USN-1384-1Third Party Advisory
https://access.redhat.com/security/cve/cve-2012-0055Third Party Advisory
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/915941Exploit, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2012-0055Issue Tracking, Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/01/17/11Exploit, Mailing List, Patch, Third Party Advisory
http://www.ubuntu.com/usn/USN-1363-1Third Party Advisory
http://www.ubuntu.com/usn/USN-1364-1Third Party Advisory
http://www.ubuntu.com/usn/USN-1384-1Third Party Advisory
https://access.redhat.com/security/cve/cve-2012-0055Third Party Advisory
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/915941Exploit, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2012-0055Issue Tracking, Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.