Bug 25753

Summary:	CVE-2011-2199: buffer overflow in tftp-hpa
Product:	Sisyphus	Reporter:	Dmitry V. Levin <ldv>
Component:	tftpd	Assignee:	Sergey Bolshakov <sbolshakov>
Status:	CLOSED FIXED	QA Contact:	qa-sisyphus
Severity:	critical
Priority:	P3	CC:	mike, sbolshakov
Version:	unstable	Keywords:	security
Hardware:	all
OS:	Linux
URL:	http://openwall.com/lists/oss-security/2011/06/11/1

Description

Dmitry V. Levin 2011-06-13 20:59:38 MSK

"The tftp-hpa daemon contained a buffer overflow vulnerability in the
function for setting the utimeout option. As the daemon accepts this
option from clients, the buffer overflow can be remotely exploited."

Comment 1

Dmitry V. Levin 2011-06-14 01:23:07 MSK

Here is the gitweb URL for that patch:
http://git.kernel.org/?p=network/tftp/tftp-hpa.git;a=commitdiff;h=f3035c45bc50bb5cac87ca01e7ef6a12485184f8

Comment 2

Michael Shigorin 2011-06-18 01:11:20 MSK

tftp - The client for the Trivial File Transfer Protocol (TFTP)
* Tue Jun 14 2011 Damir Shayhutdinov <damir@altlinux> 5.0-alt3
- Fix buffer overflow in utimeout option (CVE 2011-2199, closes #25753)