fixed a potential buffer overflow bug on the stack (thanks to Ghassan Misherg)
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2
LICENSE
2
LICENSE
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@ -1,6 +1,6 @@
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MIT/X Consortium License
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MIT/X Consortium License
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(C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
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(C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
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Permission is hereby granted, free of charge, to any person obtaining a
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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copy of this software and associated documentation files (the "Software"),
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2
Makefile
2
Makefile
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# slock - simple screen locker
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# slock - simple screen locker
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# (C)opyright MMVI Anselm R. Garbe
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# (C)opyright MMVI-MMVII Anselm R. Garbe
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include config.mk
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include config.mk
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# slock version
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# slock version
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VERSION = 0.3
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VERSION = 0.4
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# Customize below to fit your system
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# Customize below to fit your system
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4
slock.c
4
slock.c
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/* (C)opyright MMIV-MMV Anselm R. Garbe <garbeam at gmail dot com>
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/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
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* See LICENSE file for license details.
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* See LICENSE file for license details.
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*/
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*/
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#define _XOPEN_SOURCE 500
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#define _XOPEN_SOURCE 500
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@ -122,7 +122,7 @@ main(int argc, char **argv) {
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--len;
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--len;
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break;
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break;
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default:
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default:
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if(num && !iscntrl((int) buf[0])) {
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if(num && !iscntrl((int) buf[0]) && (len + num < sizeof passwd)) {
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memcpy(passwd + len, buf, num);
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memcpy(passwd + len, buf, num);
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len += num;
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len += num;
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}
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}
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