| From: |
| Martin Pitt <martin.pitt@canonical.com> |
| To: |
| ubuntu-security-announce@lists.ubuntu.com |
| Subject: |
| [USN-113-1] libnet-ssleay-perl vulnerability |
| Date: |
| Tue, 3 May 2005 13:25:24 +0200 |
| Cc: |
| full-disclosure@lists.grok.org.uk, bugtraq@securityfocus.com |
===========================================================
Ubuntu Security Notice USN-113-1 May 03, 2005
libnet-ssleay-perl vulnerability
CAN-2005-0106
===========================================================
A security issue affects the following Ubuntu releases:
Ubuntu 5.04 (Hoary Hedgehog)
The following packages are affected:
libnet-ssleay-perl
The problem can be corrected by upgrading the affected package to version
1.25-1ubuntu0.2. In general, a standard system upgrade is sufficient to
effect
the necessary changes.
Details follow:
Javier Fernandez-Sanguino Pena discovered that this library used the
file /tmp/entropy as a fallback entropy source if a proper source was
not set in the environment variable EGD_PATH. This can potentially
lead to weakened cryptographic operations if an attacker provides a
/tmp/entropy file with known content.
The updated package requires the specification of an entropy source
with EGD_PATH and also requires that the source is a socket (as
opposed to a normal file).
Please note that this only affects systems which have egd installed
from third party sources; egd is not shipped with Ubuntu.
Source archives:
http://security.ubuntu.com/ubuntu/pool/main/libn/libnet-s...
Size/MD5: 668 90dfb26e445d7eeb68ee39c69148c649
http://security.ubuntu.com/ubuntu/pool/main/libn/libnet-s...
Size/MD5: 5901 b148bdb144acea8eff268f766b6cb6c0
http://security.ubuntu.com/ubuntu/pool/main/libn/libnet-s...
Size/MD5: 76627 d32f3fa38b1c49a2a98e75577d5dc10b
i386 architecture (x86 compatible Intel/AMD)
http://security.ubuntu.com/ubuntu/pool/main/libn/libnet-s...
Size/MD5: 177492 2a5250e82cd4dac83a061d0e6de68423
powerpc architecture (Apple Macintosh G3/G4/G5)
http://security.ubuntu.com/ubuntu/pool/main/libn/libnet-s...
Size/MD5: 182298 d7d20090fb0b24a620f79e50d39ff0a4
amd64 architecture (Athlon64, Opteron, EM64T Xeon)
http://security.ubuntu.com/ubuntu/pool/main/libn/libnet-s...
Size/MD5: 179592 931ccca9ba5fe8bd0a89152f7b6b6cef
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