CVE-2014-4014

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

• Linux Kernel 3.13 - SGID Privilege Escalation2014-06-21 · local · linux · Verified

Impact

The capabilities implementation in the Linux kernel before 3.14.8 does not properly consider that namespaces are inapplicable to inodes, which allows local users to bypass intended chmod restrictions by first creating a user namespace, as demonstrated by setting the setgid bit on a file with group ownership of root.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=23adbe12ef7d3d4195e80800ab36b37bee28cd03
• http://secunia.com/advisories/59220
• http://www.exploit-db.com/exploits/33824
• http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.8
• http://www.openwall.com/lists/oss-security/2014/06/10/4
• http://www.securityfocus.com/bid/67988
• http://www.securitytracker.com/id/1030394
• https://bugzilla.redhat.com/show_bug.cgi?id=1107966
• https://github.com/torvalds/linux/commit/23adbe12ef7d3d4195e80800ab36b37bee28cd03
• https://source.android.com/security/bulletin/2016-12-01.html
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=23adbe12ef7d3d4195e80800ab36b37bee28cd03
• http://secunia.com/advisories/59220
• http://www.exploit-db.com/exploits/33824
• http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.8
• http://www.openwall.com/lists/oss-security/2014/06/10/4
• http://www.securityfocus.com/bid/67988
• http://www.securitytracker.com/id/1030394
• https://bugzilla.redhat.com/show_bug.cgi?id=1107966
• https://github.com/torvalds/linux/commit/23adbe12ef7d3d4195e80800ab36b37bee28cd03
• https://source.android.com/security/bulletin/2016-12-01.html