CVE-2014-7843

Bug #1392826 reported by John Johansen on 2014-11-14
256
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-armadaxp (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-ec2 (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-flo (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-fsl-imx51 (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-goldfish (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-lts-backport-maverick (Ubuntu)
Undecided
Unassigned
Lucid
Undecided
Unassigned
Precise
Undecided
Unassigned
Trusty
Undecided
Unassigned
Utopic
Undecided
Unassigned
Vivid
Undecided
Unassigned
Wily
Undecided
Unassigned
Xenial
Undecided
Unassigned
linux-lts-backport-natty (Ubuntu)
Undecided
Unassigned
Lucid
Undecided
Unassigned
Precise
Undecided
Unassigned
Trusty
Undecided
Unassigned
Utopic
Undecided
Unassigned
Vivid
Undecided
Unassigned
Wily
Undecided
Unassigned
Xenial
Undecided
Unassigned
linux-lts-quantal (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-lts-raring (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-lts-saucy (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-lts-trusty (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-lts-utopic (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-lts-vivid (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-mako (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-manta (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-mvl-dove (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-raspi2 (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned
linux-ti-omap4 (Ubuntu)
Medium
Unassigned
Precise
Medium
Unassigned
Trusty
Medium
Unassigned
Vivid
Medium
Unassigned
Wily
Medium
Unassigned
Xenial
Medium
Unassigned

Bug Description

The __clear_user function in arch/arm64/lib/clear_user.S in the Linux kernel before 3.17.4 on the ARM64 platform allows local users to cause a denial of service (system crash) by reading one byte beyond a /dev/zero page boundary.

Break-Fix: 0aea86a2176c22647a5b683768f858d880d5e05b 97fc15436b36ee3956efad83e22a557991f7d19d

CVE References

John Johansen (jjohansen) wrote :

CVE-2014-7843

tags: added: kernel-cve-tracking-bug
information type: Public → Public Security
Changed in linux-armadaxp (Ubuntu Trusty):
status: New → Invalid
Changed in linux-armadaxp (Ubuntu Lucid):
status: New → Invalid
Changed in linux-armadaxp (Ubuntu Vivid):
status: New → Invalid
Changed in linux-armadaxp (Ubuntu Utopic):
status: New → Invalid
Changed in linux-ec2 (Ubuntu Precise):
status: New → Invalid
Changed in linux-ec2 (Ubuntu Trusty):
status: New → Invalid
Changed in linux-ec2 (Ubuntu Vivid):
status: New → Invalid
Changed in linux-ec2 (Ubuntu Utopic):
status: New → Invalid
Changed in linux-lts-quantal (Ubuntu Trusty):
status: New → Invalid
Changed in linux-lts-quantal (Ubuntu Lucid):
status: New → Invalid
Changed in linux-lts-quantal (Ubuntu Vivid):
status: New → Invalid
Changed in linux-lts-quantal (Ubuntu Utopic):
status: New → Invalid
Changed in linux-mvl-dove (Ubuntu Precise):
status: New → Invalid
Changed in linux-mvl-dove (Ubuntu Trusty):
status: New → Invalid
Changed in linux-mvl-dove (Ubuntu Vivid):
status: New → Invalid
Changed in linux-mvl-dove (Ubuntu Utopic):
status: New → Invalid
Changed in linux-lts-saucy (Ubuntu Trusty):
status: New → Invalid
Changed in linux-lts-saucy (Ubuntu Lucid):
status: New → Invalid
Changed in linux-lts-saucy (Ubuntu Vivid):
status: New → Invalid
Changed in linux-lts-saucy (Ubuntu Utopic):
status: New → Invalid
Changed in linux-ti-omap4 (Ubuntu Trusty):
status: New → Invalid
Changed in linux-ti-omap4 (Ubuntu Lucid):
status: New → Invalid
Changed in linux-ti-omap4 (Ubuntu Vivid):
status: New → Invalid
Changed in linux-ti-omap4 (Ubuntu Utopic):
status: New → Invalid
Changed in linux-fsl-imx51 (Ubuntu Precise):
status: New → Invalid
Changed in linux-fsl-imx51 (Ubuntu Trusty):
status: New → Invalid
Changed in linux-fsl-imx51 (Ubuntu Vivid):
status: New → Invalid
Changed in linux-fsl-imx51 (Ubuntu Utopic):
status: New → Invalid
Changed in linux-lts-raring (Ubuntu Trusty):
status: New → Invalid
Changed in linux-lts-raring (Ubuntu Lucid):
status: New → Invalid
Changed in linux-lts-raring (Ubuntu Vivid):
status: New → Invalid
Changed in linux-lts-raring (Ubuntu Utopic):
status: New → Invalid
description: updated
Changed in linux-armadaxp (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Vivid):
importance: Undecided → Medium
Changed in linux-armadaxp (Ubuntu Utopic):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Vivid):
importance: Undecided → Medium
Changed in linux-ec2 (Ubuntu Utopic):
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Vivid):
importance: Undecided → Medium
Changed in linux-lts-quantal (Ubuntu Utopic):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Lucid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Vivid):
importance: Undecided → Medium
Changed in linux-mvl-dove (Ubuntu Utopic):
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Vivid):
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Utopic):
importance: Undecided → Medium
Changed in linux (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux (Ubuntu Vivid):
importance: Undecided → Medium
Changed in linux (Ubuntu Utopic):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Vivid):
importance: Undecided → Medium
Changed in linux-ti-omap4 (Ubuntu Utopic):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Lucid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Vivid):
importance: Undecided → Medium
Changed in linux-fsl-imx51 (Ubuntu Utopic):
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Lucid):
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Vivid):
importance: Undecided → Medium
Changed in linux-lts-raring (Ubuntu Utopic):
importance: Undecided → Medium
description: updated
Changed in linux-armadaxp (Ubuntu Precise):
status: New → Invalid
Changed in linux-ec2 (Ubuntu Lucid):
status: New → Invalid
Changed in linux-lts-quantal (Ubuntu Precise):
status: New → Invalid
Changed in linux (Ubuntu Precise):
status: New → Invalid
Changed in linux (Ubuntu Lucid):
status: New → Invalid
Changed in linux (Ubuntu Vivid):
status: New → Fix Committed
Changed in linux-ti-omap4 (Ubuntu Precise):
status: New → Invalid
Changed in linux-lts-raring (Ubuntu Precise):
status: New → Invalid
description: updated
Changed in linux-lts-trusty (Ubuntu Precise):
importance: Undecided → Medium
Changed in linux-lts-trusty (Ubuntu Trusty):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-trusty (Ubuntu Lucid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-trusty (Ubuntu Vivid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-trusty (Ubuntu Utopic):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-utopic (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-utopic (Ubuntu Trusty):
importance: Undecided → Medium
Changed in linux-lts-utopic (Ubuntu Lucid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-utopic (Ubuntu Vivid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-utopic (Ubuntu Utopic):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-saucy (Ubuntu Precise):
status: New → Fix Committed
Changed in linux (Ubuntu Trusty):
status: New → Fix Committed
Changed in linux (Ubuntu Utopic):
status: New → Fix Committed
Changed in linux-lts-trusty (Ubuntu Precise):
status: New → Fix Committed
Changed in linux-lts-utopic (Ubuntu Trusty):
status: New → Fix Committed
Changed in linux-lts-trusty (Ubuntu Precise):
status: Fix Committed → Fix Released
Changed in linux-lts-utopic (Ubuntu Trusty):
status: Fix Committed → Fix Released
Changed in linux (Ubuntu Trusty):
status: Fix Committed → Fix Released
Changed in linux (Ubuntu Utopic):
status: Fix Committed → Fix Released
Changed in linux (Ubuntu Vivid):
status: Fix Committed → Invalid
Changed in linux-lts-saucy (Ubuntu Precise):
status: Fix Committed → Invalid
no longer affects: linux-lts-trusty (Ubuntu Lucid)
no longer affects: linux-armadaxp (Ubuntu Lucid)
no longer affects: linux-ec2 (Ubuntu Lucid)
no longer affects: linux-goldfish (Ubuntu Lucid)
no longer affects: linux-lts-saucy (Ubuntu Lucid)
no longer affects: linux-lts-quantal (Ubuntu Lucid)
no longer affects: linux-mvl-dove (Ubuntu Lucid)
no longer affects: linux-ti-omap4 (Ubuntu Lucid)
no longer affects: linux-lts-vivid (Ubuntu Lucid)
no longer affects: linux (Ubuntu Lucid)
no longer affects: linux-mako (Ubuntu Lucid)
no longer affects: linux-fsl-imx51 (Ubuntu Lucid)
no longer affects: linux-lts-utopic (Ubuntu Lucid)
no longer affects: linux-flo (Ubuntu Lucid)
no longer affects: linux-lts-raring (Ubuntu Lucid)
no longer affects: linux-manta (Ubuntu Lucid)
Changed in linux-manta (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-manta (Ubuntu Vivid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-manta (Ubuntu Wily):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-manta (Ubuntu Utopic):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-manta (Ubuntu Trusty):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-vivid (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-vivid (Ubuntu Vivid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-vivid (Ubuntu Wily):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-vivid (Ubuntu Utopic):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-lts-vivid (Ubuntu Trusty):
status: New → Fix Committed
importance: Undecided → Medium
Changed in linux-mako (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-mako (Ubuntu Vivid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-mako (Ubuntu Wily):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-mako (Ubuntu Utopic):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-mako (Ubuntu Trusty):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-goldfish (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-goldfish (Ubuntu Vivid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-goldfish (Ubuntu Wily):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-goldfish (Ubuntu Utopic):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-goldfish (Ubuntu Trusty):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-flo (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-flo (Ubuntu Vivid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-flo (Ubuntu Wily):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-flo (Ubuntu Utopic):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-flo (Ubuntu Trusty):
status: New → Invalid
importance: Undecided → Medium
Rolf Leggewie (r0lf) wrote :

lucid has seen the end of its life and is no longer receiving any updates. Marking the lucid task for this ticket as "Won't Fix".

Changed in linux-lts-backport-maverick (Ubuntu Lucid):
status: New → Won't Fix
Changed in linux-lts-backport-natty (Ubuntu Lucid):
status: New → Won't Fix
Steve Beattie (sbeattie) on 2016-01-27
no longer affects: linux-lts-trusty (Ubuntu Utopic)
no longer affects: linux-armadaxp (Ubuntu Utopic)
no longer affects: linux-ec2 (Ubuntu Utopic)
no longer affects: linux-goldfish (Ubuntu Utopic)
no longer affects: linux-lts-saucy (Ubuntu Utopic)
no longer affects: linux-lts-quantal (Ubuntu Utopic)
no longer affects: linux-raspi2 (Ubuntu Utopic)
no longer affects: linux-mvl-dove (Ubuntu Utopic)
no longer affects: linux-ti-omap4 (Ubuntu Utopic)
no longer affects: linux-lts-vivid (Ubuntu Utopic)
no longer affects: linux (Ubuntu Utopic)
no longer affects: linux-mako (Ubuntu Utopic)
no longer affects: linux-fsl-imx51 (Ubuntu Utopic)
no longer affects: linux-lts-utopic (Ubuntu Utopic)
no longer affects: linux-flo (Ubuntu Utopic)
no longer affects: linux-lts-raring (Ubuntu Utopic)
no longer affects: linux-manta (Ubuntu Utopic)
Changed in linux-raspi2 (Ubuntu Precise):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-raspi2 (Ubuntu Vivid):
status: New → Invalid
importance: Undecided → Medium
Changed in linux-raspi2 (Ubuntu Wily):
importance: Undecided → Medium
Changed in linux-raspi2 (Ubuntu Trusty):
status: New → Invalid
importance: Undecided → Medium
Steve Beattie (sbeattie) on 2016-01-27
Changed in linux-raspi2 (Ubuntu Xenial):
importance: Undecided → Medium
Rolf Leggewie (r0lf) on 2016-04-24
Changed in linux-lts-backport-maverick (Ubuntu Utopic):
status: New → Won't Fix
Changed in linux-lts-backport-natty (Ubuntu Utopic):
status: New → Won't Fix
To post a comment you must log in.
This report contains Public Security information  Edit
Everyone can see this security related information.

Other bug subscribers