PRIOn knowledge basePRION:CVE-2014-7970Code injection
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.4 Medium
AI Score
Confidence
High
4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.0004 Low
EPSS
Percentile
8.3%
The pivot_root implementation in fs/namespace.c in the Linux kernel through 3.17 does not properly interact with certain locations of a chroot directory, which allows local users to cause a denial of service (mount-tree loop) via . (dot) values in both arguments to the pivot_root system call.
| CPE | Name | Operator | Version |
|---|---|---|---|
| ubuntu_linux | eq | 12.04 | |
| ubuntu_linux | eq | 14.04 | |
| linux_kernel | le | 3.17 | |
| suse_linux_enterprise_server | eq | 11.0 sp3 |
References
lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
secunia.com/advisories/60174
secunia.com/advisories/61142
www.openwall.com/lists/oss-security/2014/10/08/21
www.securityfocus.com/bid/70319
www.securitytracker.com/id/1030991
www.spinics.net/lists/linux-fsdevel/msg79153.html
www.ubuntu.com/usn/USN-2419-1
www.ubuntu.com/usn/USN-2420-1
www.ubuntu.com/usn/USN-2513-1
www.ubuntu.com/usn/USN-2514-1
access.redhat.com/errata/RHSA-2017:1842
access.redhat.com/errata/RHSA-2017:2077
bugzilla.redhat.com/show_bug.cgi?id=1151095
exchange.xforce.ibmcloud.com/vulnerabilities/96921
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0826019e529f21c84687521d03f60cd241ca7d
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
6.4 Medium
AI Score
Confidence
High
4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.0004 Low
EPSS
Percentile
8.3%