Gentoo: GLSA-201705-13: Teeworlds: Remote execution of arbitrary code on client
Summary
Teeworlds client contains a vulnerability allowing a malicious server to execute arbitrary code, or write to arbitrary physical memory via the CClient::ProcessServerPacket method.
Resolution
All Teeworlds users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=games-action/teeworlds-0.6.4:0"
References
[ 1 ] CVE-2016-9400 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9400
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201705-13
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
Synopsis
Teeworlds client vulnerability in snap handling could result in execution of arbitrary code.
Background
Teeworlds is an online multi-player platform 2D shooter.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 games-action/teeworlds < 0.6.4 >= 0.6.4
Impact
===== A remote malicious server can write to arbitrary physical memory locations and possibly execute arbitrary if a vulnerable client joins the server.
Workaround
There is no known workaround at this time.