| From: |
| Martin Pitt <martin.pitt@canonical.com> |
| To: |
| ubuntu-security-announce@lists.ubuntu.com |
| Subject: |
| [USN-72-1] Perl vulnerabilities |
| Date: |
| Wed, 2 Feb 2005 14:57:49 +0100 |
| Cc: |
| bugtraq@securityfocus.com, full-disclosure@lists.netsys.com |
===========================================================
Ubuntu Security Notice USN-72-1 February 02, 2005
perl vulnerabilities
CAN-2005-0155, CAN-2005-0156
===========================================================
A security issue affects the following Ubuntu releases:
Ubuntu 4.10 (Warty Warthog)
The following packages are affected:
perl
The problem can be corrected by upgrading the affected package to
version 5.8.4-2ubuntu0.3. In general, a standard system upgrade is
sufficient to effect the necessary changes.
Details follow:
Two exploitable vulnerabilities involving setuid-enabled perl scripts
have been discovered. The package "perl-suid" provides a wrapper
around perl which allows to use setuid-root perl scripts, i.e.
user-callable Perl scripts which have full root privileges.
Previous versions allowed users to overwrite arbitrary files by
setting the PERLIO_DEBUG environment variable and calling an arbitrary
setuid-root perl script. The file that PERLIO_DEBUG points to was then
overwritten by Perl debug messages. This did not allow precise control
over the file content, but could destroy important data. PERLIO_DEBUG
is now ignored for setuid scripts. (CAN-2005-0155)
In addition, calling a setuid-root perl script with a very long path
caused a buffer overflow if PERLIO_DEBUG was set. This buffer overflow
could be exploited to execute arbitrary files with full root
privileges. (CAN-2005-0156)
Source archives:
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl_5...
Size/MD5: 57791 6838d5eb8b01a50895f60f899b7f9970
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl_5...
Size/MD5: 727 424d777c7a4f7e01e142bd907ec49134
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl_5...
Size/MD5: 12094233 912050a9cb6b0f415b76ba56052fb4cf
Architecture independent packages:
http://security.ubuntu.com/ubuntu/pool/universe/p/perl/li...
Size/MD5: 36762 3187be1f92d688e34fca60c46f688ca9
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl-d...
Size/MD5: 7049796 f64050a4658b325918e1d853d0f2cbc0
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl-m...
Size/MD5: 2181384 b2a50b4f2dde034430bc84bbabc791cc
amd64 architecture (Athlon64, Opteron, EM64T Xeon)
http://security.ubuntu.com/ubuntu/pool/main/p/perl/libper...
Size/MD5: 605434 2ca037b813fe14be47cafa2f27acd77b
http://security.ubuntu.com/ubuntu/pool/main/p/perl/libper...
Size/MD5: 1032 2bb8737a384a3786171d2ae2a3ed4a7a
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl-b...
Size/MD5: 787086 e5bb5502b6e90a29c74acc032b9e55c5
http://security.ubuntu.com/ubuntu/pool/universe/p/perl/pe...
Size/MD5: 3819860 1daaaa3016ad679e80199e19c5b901ef
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl-s...
Size/MD5: 32832 0cb6d5e891a5524a8d88a2c42c866e57
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl_5...
Size/MD5: 3834226 442c1ace9f9ea25dc24075c37ee2365b
i386 architecture (x86 compatible Intel/AMD)
http://security.ubuntu.com/ubuntu/pool/main/p/perl/libper...
Size/MD5: 546882 60034b55abcae07a3d6c6052a3213463
http://security.ubuntu.com/ubuntu/pool/main/p/perl/libper...
Size/MD5: 494062 6588b891ea5946652fbfa57529ab63c7
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl-b...
Size/MD5: 727402 9f372c22dbe904e4986c20db27ca4eab
http://security.ubuntu.com/ubuntu/pool/universe/p/perl/pe...
Size/MD5: 3631146 a4e235f9ee4b5b4c00af9681c462f9cb
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl-s...
Size/MD5: 30812 70923ad1d98c214f7d74b3fcd33fd8a3
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl_5...
Size/MD5: 3229674 c1eefcf39facb03157c59a0f87ff7471
powerpc architecture (Apple Macintosh G3/G4/G5)
http://security.ubuntu.com/ubuntu/pool/main/p/perl/libper...
Size/MD5: 560992 17dd72a903ea7cb68dde0b937c18dbbd
http://security.ubuntu.com/ubuntu/pool/main/p/perl/libper...
Size/MD5: 1032 b30fdccfa2463633641622427cbcaa73
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl-b...
Size/MD5: 718224 c200522dfa69b9810d66dd94a5102f6f
http://security.ubuntu.com/ubuntu/pool/universe/p/perl/pe...
Size/MD5: 3817106 3fbeaca89ae2b2a54adb0b01b282f8bd
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl-s...
Size/MD5: 30558 606caf5631780c2941118a5bbd6b2fd4
http://security.ubuntu.com/ubuntu/pool/main/p/perl/perl_5...
Size/MD5: 3477176 d1e921f275e597dc1b59d6ca5680c07e
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