Linux Security
Linux Security
Linux Security

Debian: New asterisk packages fix denial of service

Date 30 Apr 2008
Posted By LinuxSecurity Advisories
Joel R. Voss discovered that the IAX2 module of Asterisk, a free software PBX and telephony toolkit performs insufficient validation of IAX2 protocol messages, which may lead to denial of service.
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Debian Security Advisory DSA-1563-1                  This email address is being protected from spambots. You need JavaScript enabled to view it.                       Moritz Muehlenhoff
April 30, 2008              
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Package        : asterisk
Vulnerability  : programming error
Problem type   : remote
Debian-specific: no
CVE Id(s)      : CVE-2008-1897

Joel R. Voss discovered that the IAX2 module of Asterisk, a free
software PBX and telephony toolkit performs insufficient validation of
IAX2 protocol messages, which may lead to denial of service.

For the stable distribution (etch), this problem has been fixed in
version 1.2.13~dfsg-2etch4.

For the unstable distribution (sid), this problem has been fixed
in version

We recommend that you upgrade your asterisk packages.

Upgrade instructions
- --------------------

wget url
        will fetch the file for you
dpkg -i file.deb
        will install the referenced file.

If you are using the apt-get package manager, use the line for
sources.list as given below:

apt-get update
        will update the internal database
apt-get upgrade
        will install corrected packages

You may use an automated update by adding the resources from the
footer to the proper configuration.

Debian 4.0 (stable)
- -------------------

Stable updates are available for alpha, amd64, arm, hppa, i386, ia64, mips, mipsel, powerpc, s390 and sparc.

Source archives:
    Size/MD5 checksum:     1488 5f5e9573d490427c5a69a10aa97f158b
    Size/MD5 checksum:  3835589 f8ee088b2e4feffe2b35d78079f90b69
    Size/MD5 checksum:   183285 26bd25ccb154a4ad32980d943b986b77

Architecture independent packages:
    Size/MD5 checksum:  1500302 8bdb0c668d19cfa10a1a21e18b404abf
    Size/MD5 checksum:    73970 b58221f4979cc030855181025a912e88
    Size/MD5 checksum:   131882 4e51e2e9df2c8815b7f73de4366d1226
    Size/MD5 checksum:  1504806 aba4a61bee8550ce08491ca99e20daed
    Size/MD5 checksum:   146714 8b47af29382b0fd93ba9276c6d130a9b
    Size/MD5 checksum:   170154 6db4874707b5e4bcaac7daf6d8f52c2b

alpha architecture (DEC Alpha)
    Size/MD5 checksum:  1902278 7f85e13bc5fcbe4e97b1c38cda233dac
    Size/MD5 checksum:   137358 2b182763234ee7c8ad32eb88ab1d7439
    Size/MD5 checksum:  1938542 0e3d8bcf8c3d417d76dcec6d18c54aa8

amd64 architecture (AMD x86_64 (AMD64))
    Size/MD5 checksum:   133398 ed20b24f1a2f341bd6d4e028ce59a90c
    Size/MD5 checksum:  1780430 8ce4d0f0065fbda1b8b6faf452aa8cf1
    Size/MD5 checksum:  1745772 c7e3f3533bd980e6cf4fae76a7fe53a6

arm architecture (ARM)
    Size/MD5 checksum:  1702038 c21d7d8f2a6a22340c6c532c52297238
    Size/MD5 checksum:   136578 e058fda61addca152ebcef309ed53db0
    Size/MD5 checksum:  1668554 be43593d0db307fff5d9233d99f8683d

hppa architecture (HP PA RISC)
    Size/MD5 checksum:  1859784 e01288aa37bf6d1021836e4750896192
    Size/MD5 checksum:  1899426 4dca3a75e206580153fac43f4a16d9ac
    Size/MD5 checksum:   145500 c349640da06db141cc1bdeae512426a2

i386 architecture (Intel ia32)
    Size/MD5 checksum:  1650280 3de468a3ac7da9765b67a3637eaf0c8b
    Size/MD5 checksum:  1616900 cde58be5158607a6d55ffedf8f5f6b99
    Size/MD5 checksum:   131104 fe4e96f50604b2ce1b5c1ed2e80ee0e2

ia64 architecture (Intel ia64)
    Size/MD5 checksum:  2349674 6fd62f264d405873e44ba0a08a58b719
    Size/MD5 checksum:   149858 b9ab483687ffa690c90720ef1dce7a33
    Size/MD5 checksum:  2395734 cfbb272cc6da385b4b144bd1a2877ec8

mips architecture (MIPS (Big Endian))
    Size/MD5 checksum:   130344 589d8d4e2341901d52cea2c7f7688368
    Size/MD5 checksum:  1688936 26b6d9c89013f575a8e12559fd525a99
    Size/MD5 checksum:  1720586 3a4ece7c7ca3dce1a7449bae6da3b468

mipsel architecture (MIPS (Little Endian))
    Size/MD5 checksum:   129852 65fa3add41986df9af5ae6da47ce754b
    Size/MD5 checksum:  1664436 06838223a31772f671cc5bd5063c0125
    Size/MD5 checksum:  1696490 ce4a77d18c64e90d0803730661b08f8c

powerpc architecture (PowerPC)
    Size/MD5 checksum:  1825754 da384bd468577fa5058ff4547e97fb1f
    Size/MD5 checksum:   133228 d05176705d1236ca9e039a05fd537f15
    Size/MD5 checksum:  1864110 d20124ef308de4354b5ab0d53f5d22a7

s390 architecture (IBM S/390)
    Size/MD5 checksum:  1744918 0ff79d065ecc670dd6a8b36f76654494
    Size/MD5 checksum:   136738 ebc38fa1031636449198da18f2542df7
    Size/MD5 checksum:  1780914 bc075c8673bc6a48d09d3872e9f1a4fd

sparc architecture (Sun SPARC/UltraSPARC)
    Size/MD5 checksum:  1632652 7341c9d19478d655acaa94c3a36c3cd0
    Size/MD5 checksum:  1664570 6824b18d4424ec863a96763bf90184b9
    Size/MD5 checksum:   132348 1759eab6abaa0ab551bf722656d9debf

  These files will probably be moved into the stable distribution on
  its next update.

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For apt-get: deb stable/updates main
For dpkg-ftp: dists/stable/updates/main
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