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CVE-2008-3834

Status Candidate

Overview

The dbus_signature_validate function in the D-bus library (libdbus) before 1.2.4 allows remote attackers to cause a denial of service (application abort) via a message containing a malformed signature, which triggers a failed assertion error.

Related Files

D-Bus Daemon Denial Of Service
Posted Jan 20, 2009
Authored by Jon Oberheide

D-Bus Daemon versions prior to 1.2.4 remote denial of service exploit that uses a message with a malformed signature.

tags | exploit, remote, denial of service
advisories | CVE-2008-3834
SHA-256 | 861cdf88bd58b60b9c5f7576049675820e167e1b3bd344ffabceb4395c096618
Gentoo Linux Security Advisory 200901-4
Posted Jan 12, 2009
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory GLSA 200901-04 - An error condition can cause D-Bus to crash. schelte reported that the dbus_signature_validate() function can trigger a failed assertion when processing a message containing a malformed signature. Versions less than 1.2.3-r1 are affected.

tags | advisory
systems | linux, gentoo
advisories | CVE-2008-3834
SHA-256 | e86dda15dbd223756769eb5a6cb0db3ff174fdfad0f95fb3aed50a8d3969a8c4
Debian Linux Security Advisory 1658-1
Posted Oct 22, 2008
Authored by Debian | Site debian.org

Debian Security Advisory 1658-1 - Colin Walters discovered that the dbus_signature_validate function in dbus, a simple interprocess messaging system, is prone to a denial of service attack.

tags | advisory
systems | linux, debian
advisories | CVE-2008-3834
SHA-256 | e2dc1d6f24abf61eb027035600e9019ef79f0978bf307741e9ca42b9769c4cc2
Mandriva Linux Security Advisory 2008-213
Posted Oct 16, 2008
Authored by Mandriva | Site mandriva.com

Mandriva Linux Security Advisory - The D-Bus library did not correctly validate certain corrupted signatures which could cause a crash of applications linked against the D-Bus library if a local user were to send a specially crafted D-Bus request. The updated packages have been patched to prevent this issue.

tags | advisory, local
systems | linux, mandriva
advisories | CVE-2008-3834
SHA-256 | 379ca0532059e870c50b5c132fee25d241aa91fe315b14b55ab7c0368dd2de36
Ubuntu Security Notice 653-1
Posted Oct 14, 2008
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 653-1 - Havoc Pennington discovered that the D-Bus daemon did not correctly validate certain security policies. If a local user sent a specially crafted D-Bus request, they could bypass security policies that had a "send_interface" defined. It was discovered that the D-Bus library did not correctly validate certain corrupted signatures. If a local user sent a specially crafted D-Bus request, they could crash applications linked against the D-Bus library, leading to a denial of service.

tags | advisory, denial of service, local
systems | linux, ubuntu
advisories | CVE-2008-0595, CVE-2008-3834
SHA-256 | c6ecb4a24a8541326d35924332ea02e73a30f69fe201a3a3991c2d9c1e9ab12c
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