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Ubuntu: FreeType vulnerability Print E-mail
User Rating:      How can I rate this item?
Posted by Benjamin D. Thomas   
Ubuntu Tavis Ormandy discovered that FreeType did not correctly handle certain large values in font files. If a user were tricked into using a specially crafted font file, a remote attacker could execute arbitrary code with user privileges.
Ubuntu Security Notice USN-767-1             April 27, 2009
freetype vulnerability

A security issue affects the following Ubuntu releases:

Ubuntu 6.06 LTS
Ubuntu 8.04 LTS
Ubuntu 8.10
Ubuntu 9.04

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 6.06 LTS:
  libfreetype6                    2.1.10-1ubuntu2.6

Ubuntu 8.04 LTS:
  libfreetype6                    2.3.5-1ubuntu4.8.04.2

Ubuntu 8.10:
  libfreetype6                    2.3.7-2ubuntu1.1

Ubuntu 9.04:
  libfreetype6                    2.3.9-4ubuntu0.1

After a standard system upgrade you need to restart your session to effect
the necessary changes.

Details follow:

Tavis Ormandy discovered that FreeType did not correctly handle certain
large values in font files. If a user were tricked into using a specially
crafted font file, a remote attacker could execute arbitrary code with user

Updated packages for Ubuntu 6.06 LTS:

  Source archives:
      Size/MD5:    63243 6eced56657e507440d991ed5fb7e0507
      Size/MD5:      718 0187b6f8fec0809baf064ea6174385d5
      Size/MD5:  1323617 adf145ce51196ad1b3054d5fb032efe6

  amd64 architecture (Athlon64, Opteron, EM64T Xeon):
      Size/MD5:   717576 85fd921a50749842a931c2b6f52ee8bf
      Size/MD5:   440082 e689c28c61a0d4c70cfc8e1823f861ea
      Size/MD5:   133862 a63df79393b82314d708c1099209ea43
      Size/MD5:   251740 bf1479fbacd83ccfdaaf679d13d68e46

  i386 architecture (x86 compatible Intel/AMD):
      Size/MD5:   677580 09a7c3c7559c93687887106c0916f193
      Size/MD5:   415800 5d17f49104f4e75ccd25aecb856b0f33
      Size/MD5:   117352 a972506957e5e40799eeb76c538a9ce2
      Size/MD5:   227434 98fedf40c8a2ce5329a8132cd452bc0a

  powerpc architecture (Apple Macintosh G3/G4/G5):
      Size/MD5:   708492 68a4995925bcd945e46ecd2927941be0
      Size/MD5:   430248 c67e9a322cb3ce40210282af049c20e9
      Size/MD5:   134264 0eaf8e8743688d696dc317fc347f8c6b
      Size/MD5:   241536 c8b480f23f465753c9898808ed159daa

  sparc architecture (Sun SPARC/UltraSPARC):
      Size/MD5:   683838 6f59a42cfa33aa7c218cd72230c3b508
      Size/MD5:   411260 5dc0cc3f380b074c5c58122a44704a4d
      Size/MD5:   120086 e8e04f15c6b55f38d019c97820169d8a
      Size/MD5:   222578 a8b45bf046a9f3c8e5edccf9ee562dde

Updated packages for Ubuntu 8.04 LTS:

  Source archives:
      Size/MD5:    34030 5fccbfbd34cf9ec5c20ec19d298575dd
      Size/MD5:      906 b627d379927f29c574fa825fa914caae
      Size/MD5:  1536077 4a5bdbe1ab92f3fe4c4816f9934a5ec2

  amd64 architecture (Athlon64, Opteron, EM64T Xeon):
      Size/MD5:   694072 d77aedf6ae28d5cf3f78fde6c673ce78
      Size/MD5:   361534 ebe7428c86ec09817e1751c421072042
      Size/MD5:   221294 da1213d0ab5b00d5696c4382224763ac
      Size/MD5:   258220 6b59878a409bdb52f3a839960f8ca919

  i386 architecture (x86 compatible Intel/AMD):
      Size/MD5:   663334 be36bc9c6bb6640d7094f350d9e54859
      Size/MD5:   346626 eee8d191e0569d12681d3661aa8cd536
      Size/MD5:   201184 a8b3b1394b00153b564ed91b85fe9fff
      Size/MD5:   243350 13de39536d6a5ba96728af9e98e9c08a

  lpia architecture (Low Power Intel Architecture):
      Size/MD5:   665104 2b0fb13ab4d9b35e18f258a2ca9f413f
      Size/MD5:   346804 f88701a0e6bf9daaea61bf43deb4a706
      Size/MD5:   205444 c161aec6bfec144b155fbe884b68f1d2
      Size/MD5:   244250 7bfa8dd521d39b5ca60dde7756116c76

  powerpc architecture (Apple Macintosh G3/G4/G5):
      Size/MD5:   687172 57949107ee5153b9855986f2a54fb99d
      Size/MD5:   357512 0c0f189d319e2468e2e2ee5ab775cd9a
      Size/MD5:   235464 8d78d9f6a846902f520cdda87b8a9b86
      Size/MD5:   254372 114f72c3f09ca692032d02b88156d490

  sparc architecture (Sun SPARC/UltraSPARC):
      Size/MD5:   658002 115e0959c5b3ee90c608330a650c73f6
      Size/MD5:   331430 725e0d228448a4f2472cccdb1cfdd4fc
      Size/MD5:   199682 5511ca256126a878c49c2652f8909e2c
      Size/MD5:   227742 1a3ab995c86d12dcc39ebfac0b8eb30d

Updated packages for Ubuntu 8.10:

  Source archives:
      Size/MD5:    34014 9dbf40d8947ad72b6150ea0cadcff023
      Size/MD5:     1310 2b1e1d6a830d6780d2f1e991f499faf7
      Size/MD5:  1567540 c1a9f44fde316470176fd6d66af3a0e8

  amd64 architecture (Athlon64, Opteron, EM64T Xeon):
      Size/MD5:   714744 272150906be43a5023e331249ac67a39
      Size/MD5:   385030 da7e86a8bd2eac0cb6a22edeb439fe66
      Size/MD5:   225376 f5070329475d13f727c995c6b288bf98
      Size/MD5:   268810 72e878fd0d41ed4e1cb2284b436d5569

  i386 architecture (x86 compatible Intel/AMD):
      Size/MD5:   684262 41eeb0f56f7b9de1344e41987b48c82e
      Size/MD5:   369310 ed330c8529f64e4c3efe447b7262991c
      Size/MD5:   197738 8d4a605c30bb27877f424d39c0c45b81
      Size/MD5:   253868 0495a9df858479e8621af8a415e21333

  lpia architecture (Low Power Intel Architecture):
      Size/MD5:   686444 d8d8b8d80a7927943073c29783f529f2
      Size/MD5:   369464 46f265d23c6b5151453553babbf1272a
      Size/MD5:   200606 c69fe733317c5a27e478d47135f05366
      Size/MD5:   254134 e7d0adb3dbd49d9ae3e75012763d10af

  powerpc architecture (Apple Macintosh G3/G4/G5):
      Size/MD5:   707636 38f91efda5d37e0b94d4978db97e3bb3
      Size/MD5:   377142 4ecbf680e3081f51d0c96157453e3366
      Size/MD5:   226534 3b531d2a4ad444ec18d22eeaedc6efcc
      Size/MD5:   261810 a648a148a0e9ad44ce10d88875c28e52

  sparc architecture (Sun SPARC/UltraSPARC):
      Size/MD5:   675998 03ece4005fbc4a29402e8247485e2d0c
      Size/MD5:   349982 9a4f121b866445be99ef92b88e2f3fe3
      Size/MD5:   200646 d27581465861fcf9a851698d739bf88e
      Size/MD5:   235092 6163a0bd37680f8b3df7bdfca188db44

Updated packages for Ubuntu 9.04:

  Source archives:
      Size/MD5:    36631 982bfae418763751b6adb4d0b007511b
      Size/MD5:     1310 f384ff386a01582076f2c2408596ab58
      Size/MD5:  1624314 7b2ab681f1a436876ed888041204e478

  amd64 architecture (Athlon64, Opteron, EM64T Xeon):
      Size/MD5:   729206 b48fc9907dbad4ed87918d23e7ee1fb8
      Size/MD5:   272746 58638602d26c387c4d2a115c787d15e8
      Size/MD5:   406250 378224725aee8445f3cf447bc716a7af
      Size/MD5:   226370 bc6debd3635e03350cd6d9bbf765ad3c

  i386 architecture (x86 compatible Intel/AMD):
      Size/MD5:   697634 49f0a72a2f6b297f533130d5b35f082c
      Size/MD5:   257748 f0286eee94412e898a53ed58697521bf
      Size/MD5:   391634 a24b1bb441f4901d5cbf6347eabd277c
      Size/MD5:   198696 d75df0ec8356af1d8792bff2e2456459

  lpia architecture (Low Power Intel Architecture):
      Size/MD5:   698720 c334c49293dcb55d0de7266d5def91ae
      Size/MD5:   257666 b4a658d726dba4e198a7601ef503c621
      Size/MD5:   392168 fd4c73c8704c8b2b95c7e63aa67228b6
      Size/MD5:   201526 4e05b9516e4369d6ea7c3486f3411d5a

  powerpc architecture (Apple Macintosh G3/G4/G5):
      Size/MD5:   719880 d397634553bff1be5704c5e6ee572173
      Size/MD5:   265694 4ce19350999978e0e16d98e6c7d4d5c3
      Size/MD5:   399528 8d3f0bdc81c7d2ad84e8146225c3c69c
      Size/MD5:   227754 18e452ce2daf53958e707a721e717239

  sparc architecture (Sun SPARC/UltraSPARC):
      Size/MD5:   689200 ee24ef498fb19e18b61b8ddad65bd00a
      Size/MD5:   238112 23a3f6268a807ca623eb2ac3722c392c
      Size/MD5:   371724 928cff8f549020285bef41b79aa00f49
      Size/MD5:   201360 812a74c8596405e1bcd8e0d97352cca7

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