Arch Linux Security Advisory ASA-201605-5
========================================
Severity: Medium
Date    : 2016-05-05
CVE-ID  : CVE-2016-4414
Package : quassel-core
Type    : denial of service
Remote  : Yes
Link    : https://wiki.archlinux.org/title/CVE

Summary
======
The package quassel-core before version 0.12.4-1 is vulnerable to denial of
service attack by unauthenticated clients.

Resolution
=========
Upgrade to 0.12.4-1.

# pacman -Syu "quassel-core>=0.12.4-1"

The problem has been fixed upstream in version 0.12.4.

Workaround
=========
None.

Description
==========
- CVE-2016-4414 (denial of service)

It was found that quasselcore is vulnerable to a denial of service attack by
unauthenticated clients. The protocol negotiation did not take into account
lack of a match, in which case PeerFactory::createPeer returns a nullptr,
which is immediately dereferenced.

Impact
=====
A remote attacker is able to crash the quassel-core with an unauthenticated
client.

References
=========
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4414
https://marc.info/?l=oss-security&m=146204310020229&w=2
https://github.com/quassel/quassel/commit/e67887343c433cc35bc26ad6a9392588f427e746

ArchLinux: 201605-5: quassel-core: denial of service

May 5, 2016

Summary

- CVE-2016-4414 (denial of service) It was found that quasselcore is vulnerable to a denial of service attack by unauthenticated clients. The protocol negotiation did not take into account lack of a match, in which case PeerFactory::createPeer returns a nullptr, which is immediately dereferenced.

Resolution

Upgrade to 0.12.4-1. # pacman -Syu "quassel-core>=0.12.4-1"
The problem has been fixed upstream in version 0.12.4.

References

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4414 https://marc.info/?l=oss-security&m=146204310020229&w=2 https://github.com/quassel/quassel/commit/e67887343c433cc35bc26ad6a9392588f427e746

Severity
Package : quassel-core
Type : denial of service
Remote : Yes
Link : https://wiki.archlinux.org/title/CVE

Workaround

None.

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