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Status published
Medium
CVE-2015-2925
The prepend_path function in fs/dcache.c in the Linux kernel before...
Vulnerability Description
The prepend_path function in fs/dcache.c in the Linux kernel before 4.2.4 does not properly handle rename actions inside a bind mount, which allows local users to bypass an intended container protection mechanism by renaming a directory, related to a "double-chroot attack."
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00018.html
- http://rhn.redhat.com/errata/RHSA-2015-2636.html
- http://www.debian.org/security/2015/dsa-3372
- http://permalink.gmane.org/gmane.linux.kernel.containers/29173
- http://rhn.redhat.com/errata/RHSA-2016-0068.html
- http://pkgs.fedoraproject.org/cgit/kernel.git/commit/?h=f22&id=520b64102de2f184036024b2a53de2b67463bd78
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html
- http://www.ubuntu.com/usn/USN-2792-1
- http://www.securityfocus.com/bid/73926
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html
- http://www.debian.org/security/2015/dsa-3364
- http://www.ubuntu.com/usn/USN-2794-1
- http://www.ubuntu.com/usn/USN-2799-1
- http://www.ubuntu.com/usn/USN-2795-1
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://permalink.gmane.org/gmane.linux.kernel.containers/29177
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cde93be45a8a90d8c264c776fab63487b5038a65
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html
- http://www.openwall.com/lists/oss-security/2015/04/04/4
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.2.4
- https://bugzilla.redhat.com/show_bug.cgi?id=1209367
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=397d425dc26da728396e66d392d5dcb8dac30c37
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html
- https://github.com/torvalds/linux/commit/cde93be45a8a90d8c264c776fab63487b5038a65
- https://bugzilla.redhat.com/show_bug.cgi?id=1209373
- https://github.com/torvalds/linux/commit/397d425dc26da728396e66d392d5dcb8dac30c37
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html
- http://www.ubuntu.com/usn/USN-2798-1
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Affected Vendor
linux
View all reports →Affected Software
linux kernel, debian linux, ubuntu linux
Vulnerable Versions:
0, 3.3, 3.5, 3.11, 3.13, 3.15, 3.17, 3.19, 4.2, 7.0, 8.0, 12.04, 14.04, 15.04
Timeline
Official Publish:
November 16th, 2015
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.