A new gnome-screensaver vulnerability update is available for Ubuntu Linux. Here the announcement:
Ubuntu Security Notice USN-898-1 February 10, 2010
gnome-screensaver vulnerability
CVE-2010-0414
==========================
==========================
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A security issue affects the following Ubuntu releases:
Ubuntu 9.10
This advisory also applies to the corresponding versions of
Kubuntu, Edubuntu, and Xubuntu.
The problem can be corrected by upgrading your system to the
following package versions:
Ubuntu 9.10:
gnome-screensaver 2.28.0-0ubuntu3.4
After a standard system upgrade you need to restart your session to effect
the necessary changes.
Details follow:
It was discovered that gnome-screensaver did not correctly handle monitor
hotplugging. An attacker with physical access could cause gnome-screensaver
to crash and gain access to the locked session.
Updated packages for Ubuntu 9.10:
Source archives:
http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-s=
creensaver_2.28.0-0ubuntu3.4.diff.gz
Size/MD5: 14438 df2eeb9fde262814316d3d909bcc29aa
http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-s=
creensaver_2.28.0-0ubuntu3.4.dsc
Size/MD5: 1757 6aa4026ae6faa87f58a76d0def8220cb
http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-s=
creensaver_2.28.0.orig.tar.gz
Size/MD5: 5069053 cdf328a0443a3cc30b4b2b36d9a99236
amd64 architecture (Athlon64, Opteron, EM64T Xeon):
http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-s=
creensaver_2.28.0-0ubuntu3.4_amd64.deb
Size/MD5: 4185932 a64b30c3d21a6914d1a2376c9b85c34d
i386 architecture (x86 compatible Intel/AMD):
http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-s=
creensaver_2.28.0-0ubuntu3.4_i386.deb
Size/MD5: 4169482 988fb3a93243e21d863462a7ec9c4d71
lpia architecture (Low Power Intel Architecture):
http://ports.ubuntu.com/pool/main/g/gnome-screensaver/gnome-screensaver=
_2.28.0-0ubuntu3.4_lpia.deb
Size/MD5: 4170332 40dcb1fb1c203811b2c4c0895a9e22af
powerpc architecture (Apple Macintosh G3/G4/G5):
http://ports.ubuntu.com/pool/main/g/gnome-screensaver/gnome-screensaver=
_2.28.0-0ubuntu3.4_powerpc.deb
Size/MD5: 4179928 709de0a74df0c05f3605b30eae34edba
sparc architecture (Sun SPARC/UltraSPARC):
http://ports.ubuntu.com/pool/main/g/gnome-screensaver/gnome-screensaver=
_2.28.0-0ubuntu3.4_sparc.deb
Size/MD5: 4178372 cc91e447b311c1f509cbcfbf635c92a6
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