Ubuntu 866-1: gnome-screensaver vulnerability

    Date07 Dec 2009
    CategoryUbuntu
    40
    Posted ByLinuxSecurity Advisories
    It was discovered that gnome-screensaver did not always re-enable itself after applications requested it to ignore idle timers. This may result in the screen not being automatically locked after the inactivity timeout is reached, permitting an attacker with physical access to gain access to an unlocked session. [More...]
    ===========================================================
    Ubuntu Security Notice USN-866-1          December 07, 2009
    gnome-screensaver vulnerability
    https://launchpad.net/bugs/411350
    ===========================================================
    
    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               2.28.0-0ubuntu3.1
    
    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 always re-enable itself
    after applications requested it to ignore idle timers. This may result in the
    screen not being automatically locked after the inactivity timeout is
    reached, permitting an attacker with physical access to gain access to an
    unlocked session.
    
    
    Updated packages for Ubuntu 9.10:
    
      Source archives:
    
        http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.28.0-0ubuntu3.1.diff.gz
          Size/MD5:    13327 f2c77fbb875fa28d1c44d39936232927
        http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.28.0-0ubuntu3.1.dsc
          Size/MD5:     1756 cdcdd23a16e1d25d6940e5340f6eb760
        http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_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-screensaver_2.28.0-0ubuntu3.1_amd64.deb
          Size/MD5:  4185376 942a077f04675c8d27c5d55e826b039b
    
      i386 architecture (x86 compatible Intel/AMD):
    
        http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.28.0-0ubuntu3.1_i386.deb
          Size/MD5:  4168922 a3ca1ae6e3274795a0d2aff0a4b94a6f
    
      lpia architecture (Low Power Intel Architecture):
    
        http://ports.ubuntu.com/pool/main/g/gnome-screensaver/gnome-screensaver_2.28.0-0ubuntu3.1_lpia.deb
          Size/MD5:  4169780 e9e90dfe93ebd18c13808e5f0bf83f4c
    
      powerpc architecture (Apple Macintosh G3/G4/G5):
    
        http://ports.ubuntu.com/pool/main/g/gnome-screensaver/gnome-screensaver_2.28.0-0ubuntu3.1_powerpc.deb
          Size/MD5:  4179392 d0ae3da6337a4fb8b71dd0ef36f4692d
    
      sparc architecture (Sun SPARC/UltraSPARC):
    
        http://ports.ubuntu.com/pool/main/g/gnome-screensaver/gnome-screensaver_2.28.0-0ubuntu3.1_sparc.deb
          Size/MD5:  4177782 ee55f5f5f3ac0e4867cd9e8c1bc450f6
    
    
    
    
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