CVE-2015-5706
Published: 03 August 2015
Use-after-free vulnerability in the path_openat function in fs/namei.c in the Linux kernel 3.x and 4.x before 4.0.4 allows local users to cause a denial of service or possibly have unspecified other impact via O_TMPFILE filesystem operations that leverage a duplicate cleanup operation.
From the Ubuntu security team
A double free flaw was discovered in the Linux kernel's path lookup. A local user could cause a denial of service (Oops).
Priority
Medium
Status
| Package | Release | Status |
|---|---|---|
|
linux Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
Patches: Introduced by 60545d0d4610b02e55f65d141c95b18ccf855b6e Fixed by f15133df088ecadd141ea1907f2c96df67c729f0 |
||
|
linux-2.6 Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-armadaxp Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
| This package is not directly supported by the Ubuntu Security Team | ||
|
linux-aws Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-ec2 Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-flo Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-fsl-imx51 Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-gke Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-goldfish Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-grouper Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-hwe Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-hwe-edge Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-linaro-omap Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-linaro-shared Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-linaro-vexpress Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-lts-quantal Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
| This package is not directly supported by the Ubuntu Security Team | ||
|
linux-lts-raring Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-lts-saucy Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
| This package is not directly supported by the Ubuntu Security Team | ||
|
linux-lts-trusty Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-lts-utopic Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-lts-vivid Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-lts-wily Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-lts-xenial Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-maguro Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-mako Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-manta Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-mvl-dove Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-qcm-msm Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-raspi2 Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-snapdragon Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
|
linux-ti-omap4 Launchpad, Ubuntu, Debian |
Upstream |
Released
(4.1~rc3)
|
Notes
| Author | Note |
|---|---|
| jdstrand | android kernels (flo, goldfish, grouper, maguro, mako and manta) are not supported on the Ubuntu Touch 14.10 and earlier preview kernels linux-lts-saucy no longer receives official support linux-lts-quantal no longer receives official support |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5706
- http://www.openwall.com/lists/oss-security/2015/08/01/5
- https://twitter.com/grsecurity/status/597127122910490624
- https://ubuntu.com/security/notices/USN-2664-1
- https://ubuntu.com/security/notices/USN-2665-1
- https://ubuntu.com/security/notices/USN-2667-1
- https://ubuntu.com/security/notices/USN-2680-1
- https://ubuntu.com/security/notices/USN-2681-1
- NVD
- Launchpad
- Debian