CVE-2013-2140
Published: 05 June 2013
The dispatch_discard_io function in drivers/block/xen-blkback/blkback.c in the Xen blkback implementation in the Linux kernel before 3.10.5 allows guest OS users to cause a denial of service (data loss) via filesystem write operations on a read-only disk that supports the (1) BLKIF_OP_DISCARD (aka discard or TRIM) or (2) SCSI UNMAP feature.
From the Ubuntu security team
A flaw was discovered in the Xen subsystem of the Linux kernel when it provides read-only access to a disk that supports TRIM or SCSI UNMAP to a guest OS. A privileged user in the guest OS could exploit this flaw to destroy data on the disk, even though the guest OS should not be able to write to the disk.
Priority
Status
Package | Release | Status |
---|---|---|
linux Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Not vulnerable
(4.2.0-16.19)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Not vulnerable
(3.11.0-12.19)
|
|
Patches: Introduced by b3cb0d6adc4bbc70b5e37e49a6068e973545ead7 Fixed by 604c499cbbcc3d5fe5fb8d53306aa0fae1990109 |
||
linux-ec2 Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-mvl-dove Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-ti-omap4 Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-lts-backport-maverick Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-fsl-imx51 Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-linaro-omap Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-linaro-shared Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-linaro-vexpress Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-qcm-msm Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-armadaxp Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
This package is not directly supported by the Ubuntu Security Team | ||
linux-lts-quantal Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
Patches: DNE |
||
linux-lts-raring Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-lts-saucy Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-goldfish Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Not vulnerable
(3.4.0-4.27)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was ignored [was needed now end-of-life])
|
|
linux-grouper Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was ignored [abandoned])
|
|
linux-maguro Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was ignored [abandoned])
|
|
linux-mako Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Ignored
(abandoned)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was ignored [was needed now end-of-life])
|
|
linux-manta Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was ignored [was needed now end-of-life])
|
|
linux-flo Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Ignored
(abandoned)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was ignored [was needed now end-of-life])
|
|
linux-lts-trusty Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-lts-utopic Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was not-affected [3.16.0-25.33~14.04.2])
|
|
linux-lts-vivid Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was not-affected [3.19.0-18.18~14.04.1])
|
|
linux-lts-wily Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was not-affected [4.2.0-18.22~14.04.1])
|
|
linux-raspi2 Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Not vulnerable
(4.2.0-1013.19)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-lts-xenial Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Does not exist
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Not vulnerable
(4.4.0-13.29~14.04.1)
|
|
linux-snapdragon Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Not vulnerable
(4.4.0-1012.12)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-aws Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Not vulnerable
(4.4.0-1001.10)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Not vulnerable
(4.4.0-1002.2)
|
|
linux-hwe-edge Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Not vulnerable
(4.8.0-36.36~16.04.1)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-hwe Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Not vulnerable
(4.8.0-36.36~16.04.1)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
linux-gke Launchpad, Ubuntu, Debian |
Upstream |
Released
(3.11~rc3)
|
Ubuntu 16.04 LTS (Xenial Xerus) |
Not vulnerable
(4.4.0-1003.3)
|
|
Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
Notes
Author | Note |
---|---|
seth-arnold | diff is e79ab45..4119bcd, patch not yet in tree |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2140
- http://www.openwall.com/lists/oss-security/2013/06/05/18
- https://usn.ubuntu.com/usn/usn-1938-1
- https://usn.ubuntu.com/usn/usn-1943-1
- https://usn.ubuntu.com/usn/usn-1944-1
- https://usn.ubuntu.com/usn/usn-1945-1
- https://usn.ubuntu.com/usn/usn-1947-1
- https://usn.ubuntu.com/usn/usn-1946-1
- https://usn.ubuntu.com/usn/usn-2038-1
- https://usn.ubuntu.com/usn/usn-2039-1
- NVD
- Launchpad
- Debian