DSA-923-1 dropbear -- buffer overflow

Debian Security Advisory

DSA-923-1 dropbear -- buffer overflow

Date Reported:

19 Dec 2005

Affected Packages:

dropbear

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2005-4178.

More information:

A buffer overflow has been discovered in dropbear, a lightweight SSH2 server and client, that may allow authenticated users to execute arbitrary code as the server user (usually root).

The old stable distribution (woody) does not contain dropbear packages.

For the stable distribution (sarge) this problem has been fixed in version 0.45-2sarge0.

For the unstable distribution (sid) this problem has been fixed in version 0.47-1.

We recommend that you upgrade your dropbear package.

Fixed in:

Debian GNU/Linux 3.1 (sarge)

Source:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0.dsc

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0.diff.gz

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45.orig.tar.gz

Alpha:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_alpha.deb

AMD64:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_amd64.deb

ARM:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_arm.deb

Intel IA-32:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_i386.deb

Intel IA-64:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_ia64.deb

HPPA:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_hppa.deb

Motorola 680x0:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_m68k.deb

Big endian MIPS:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_mips.deb

Little endian MIPS:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_mipsel.deb

PowerPC:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_powerpc.deb

IBM S/390:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_s390.deb

Sun Sparc:

http://security.debian.org/pool/updates/main/d/dropbear/dropbear_0.45-2sarge0_sparc.deb

MD5 checksums of the listed files are available in the original advisory.