slock

My build of the suckless screenlocker.
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commit 6725bb2a3a425ffff9c2253d60c0f25513c78a93
parent 11642443f520a3f7fe6ecfd7411bf18b3f2081d3
Author: Anselm R. Garbe <arg@suckless.org>
Date:   Sat, 13 Jan 2007 14:09:41 +0100

fixed a potential buffer overflow bug on the stack (thanks to Ghassan Misherg)
Diffstat:
MLICENSE | 2+-
MMakefile | 2+-
Mconfig.mk | 2+-
Mslock.c | 4++--
4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/LICENSE b/LICENSE @@ -1,6 +1,6 @@ MIT/X Consortium License -(C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com> +(C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com> Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), diff --git a/Makefile b/Makefile @@ -1,5 +1,5 @@ # slock - simple screen locker -# (C)opyright MMVI Anselm R. Garbe +# (C)opyright MMVI-MMVII Anselm R. Garbe include config.mk diff --git a/config.mk b/config.mk @@ -1,5 +1,5 @@ # slock version -VERSION = 0.3 +VERSION = 0.4 # Customize below to fit your system diff --git a/slock.c b/slock.c @@ -1,4 +1,4 @@ -/* (C)opyright MMIV-MMV Anselm R. Garbe <garbeam at gmail dot com> +/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com> * See LICENSE file for license details. */ #define _XOPEN_SOURCE 500 @@ -122,7 +122,7 @@ main(int argc, char **argv) { --len; break; default: - if(num && !iscntrl((int) buf[0])) { + if(num && !iscntrl((int) buf[0]) && (len + num < sizeof passwd)) { memcpy(passwd + len, buf, num); len += num; }