*** This bug is a security vulnerability ***

Public security bug reported:

A flaw was found in the CXGB3 kernel driver when the network was
considered congested.  The kernel would incorrectly misinterpret the
congestion as an error condition and incorrectly free/clean up the skb.
When the device would then send the skb's queued, these structures would
be referenced and may panic the system or allow an attacker to escalate
privileges in a use-after-free scenario.

Break-Fix: 04b5d028f50ff05a8f9ae049ee71f8fdfcf1f5de
67f1aee6f45059fd6b0f5b0ecb2c97ad0451f6b3

** Affects: linux (Ubuntu)
     Importance: Medium
         Status: New

** Affects: linux-armadaxp (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-ec2 (Ubuntu)
     Importance: Undecided
         Status: New

** Affects: linux-flo (Ubuntu)
     Importance: Medium
         Status: New

** Affects: linux-fsl-imx51 (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-goldfish (Ubuntu)
     Importance: Medium
         Status: New

** Affects: linux-lts-backport-maverick (Ubuntu)
     Importance: Undecided
         Status: New

** Affects: linux-lts-backport-natty (Ubuntu)
     Importance: Undecided
         Status: New

** Affects: linux-lts-quantal (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-raring (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-saucy (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-trusty (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-utopic (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-vivid (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-wily (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-xenial (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux-mako (Ubuntu)
     Importance: Medium
         Status: New

** Affects: linux-manta (Ubuntu)
     Importance: Medium
         Status: New

** Affects: linux-mvl-dove (Ubuntu)
     Importance: Undecided
         Status: New

** Affects: linux-raspi2 (Ubuntu)
     Importance: Medium
         Status: New

** Affects: linux-ti-omap4 (Ubuntu)
     Importance: Medium
         Status: Invalid

** Affects: linux (Ubuntu Precise)
     Importance: Medium
         Status: New

** Affects: linux-armadaxp (Ubuntu Precise)
     Importance: Medium
         Status: New

** Affects: linux-ec2 (Ubuntu Precise)
     Importance: Undecided
         Status: New

** Affects: linux-flo (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-fsl-imx51 (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-goldfish (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-backport-maverick (Ubuntu Precise)
     Importance: Undecided
         Status: New

** Affects: linux-lts-backport-natty (Ubuntu Precise)
     Importance: Undecided
         Status: New

** Affects: linux-lts-quantal (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-raring (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-saucy (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-trusty (Ubuntu Precise)
     Importance: Medium
         Status: New

** Affects: linux-lts-utopic (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-vivid (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-wily (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-xenial (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-mako (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-manta (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-mvl-dove (Ubuntu Precise)
     Importance: Undecided
         Status: New

** Affects: linux-raspi2 (Ubuntu Precise)
     Importance: Medium
         Status: Invalid

** Affects: linux-ti-omap4 (Ubuntu Precise)
     Importance: Medium
         Status: New

** Affects: linux (Ubuntu Trusty)
     Importance: Medium
         Status: New

** Affects: linux-armadaxp (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-ec2 (Ubuntu Trusty)
     Importance: Undecided
         Status: New

** Affects: linux-flo (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-fsl-imx51 (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-goldfish (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-backport-maverick (Ubuntu Trusty)
     Importance: Undecided
         Status: New

** Affects: linux-lts-backport-natty (Ubuntu Trusty)
     Importance: Undecided
         Status: New

** Affects: linux-lts-quantal (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-raring (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-saucy (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-trusty (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-utopic (Ubuntu Trusty)
     Importance: Medium
         Status: New

** Affects: linux-lts-vivid (Ubuntu Trusty)
     Importance: Medium
         Status: New

** Affects: linux-lts-wily (Ubuntu Trusty)
     Importance: Medium
         Status: New

** Affects: linux-lts-xenial (Ubuntu Trusty)
     Importance: Medium
         Status: New

** Affects: linux-mako (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-manta (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-mvl-dove (Ubuntu Trusty)
     Importance: Undecided
         Status: New

** Affects: linux-raspi2 (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux-ti-omap4 (Ubuntu Trusty)
     Importance: Medium
         Status: Invalid

** Affects: linux (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-armadaxp (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-ec2 (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-flo (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-fsl-imx51 (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-goldfish (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-backport-maverick (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-backport-natty (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-quantal (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-raring (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-saucy (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-trusty (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-utopic (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-vivid (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-wily (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-lts-xenial (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-mako (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-manta (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-mvl-dove (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-raspi2 (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux-ti-omap4 (Ubuntu Vivid)
     Importance: Undecided
         Status: New

** Affects: linux (Ubuntu Wily)
     Importance: Medium
         Status: New

** Affects: linux-armadaxp (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-ec2 (Ubuntu Wily)
     Importance: Undecided
         Status: New

** Affects: linux-flo (Ubuntu Wily)
     Importance: Medium
         Status: New

** Affects: linux-fsl-imx51 (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-goldfish (Ubuntu Wily)
     Importance: Medium
         Status: New

** Affects: linux-lts-backport-maverick (Ubuntu Wily)
     Importance: Undecided
         Status: New

** Affects: linux-lts-backport-natty (Ubuntu Wily)
     Importance: Undecided
         Status: New

** Affects: linux-lts-quantal (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-raring (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-saucy (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-trusty (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-utopic (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-vivid (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-wily (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-xenial (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux-mako (Ubuntu Wily)
     Importance: Medium
         Status: New

** Affects: linux-manta (Ubuntu Wily)
     Importance: Medium
         Status: New

** Affects: linux-mvl-dove (Ubuntu Wily)
     Importance: Undecided
         Status: New

** Affects: linux-raspi2 (Ubuntu Wily)
     Importance: Medium
         Status: New

** Affects: linux-ti-omap4 (Ubuntu Wily)
     Importance: Medium
         Status: Invalid

** Affects: linux (Ubuntu Xenial)
     Importance: Medium
         Status: New

** Affects: linux-armadaxp (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-ec2 (Ubuntu Xenial)
     Importance: Undecided
         Status: New

** Affects: linux-flo (Ubuntu Xenial)
     Importance: Medium
         Status: New

** Affects: linux-fsl-imx51 (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-goldfish (Ubuntu Xenial)
     Importance: Medium
         Status: New

** Affects: linux-lts-backport-maverick (Ubuntu Xenial)
     Importance: Undecided
         Status: New

** Affects: linux-lts-backport-natty (Ubuntu Xenial)
     Importance: Undecided
         Status: New

** Affects: linux-lts-quantal (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-raring (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-saucy (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-trusty (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-utopic (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-vivid (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-wily (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-lts-xenial (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid

** Affects: linux-mako (Ubuntu Xenial)
     Importance: Medium
         Status: New

** Affects: linux-manta (Ubuntu Xenial)
     Importance: Medium
         Status: New

** Affects: linux-mvl-dove (Ubuntu Xenial)
     Importance: Undecided
         Status: New

** Affects: linux-raspi2 (Ubuntu Xenial)
     Importance: Medium
         Status: New

** Affects: linux-ti-omap4 (Ubuntu Xenial)
     Importance: Medium
         Status: Invalid


** Tags: kernel-cve-tracking-bug

** Tags added: kernel-cve-tracking-bug

** Information type changed from Public to Public Security

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2015-8812

-- 
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1545029

Title:
  CVE-2015-8812

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1545029/+subscriptions

-- 
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs

Reply via email to