*** This bug is a security vulnerability ***
You have been subscribed to a public security bug by Kees Cook (kees):
In Hardy, the CONFIG_DEVKMEM setting was explicitly disabled. This
should stay off for Intrepid and Jaunty.
Reproducer:
sudo dd if=/dev/kmem of=/dev/null bs=4k count=1
Expected results:
dd: opening `/dev/kmem': No such device or address
Results on Intrepid and Jaunty:
dd: reading `/dev/kmem': Bad address
0+0 records in
0+0 records out
0 bytes (0 B) copied, 0.00103467 s, 0.0 kB/s
ProblemType: Bug
Architecture: amd64
DistroRelease: Ubuntu 9.04
MachineType:
Package: linux-image-2.6.28-11-generic 2.6.28-11.38
ProcCmdLine: root=UUID=4817238d-bf87-48ec-9e9c-ede4cac3ea95 ro splash
crashkernel=384M-2G:6...@16m,2G-:1...@16m
ProcEnviron:
PATH=(custom, user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.28-11.38-generic
SourcePackage: linux
** Affects: linux (Ubuntu)
Importance: High
Status: New
** Affects: linux (Ubuntu Intrepid)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Jaunty)
Importance: High
Status: New
** Tags: amd64 apport-bug
--
[regression] /dev/kmem available
https://bugs.edge.launchpad.net/bugs/354221
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