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| author |   nicm <nicm@openbsd.org> | 2015-01-25 16:53:46 +0000 |
|---|---|---|
| committer | nicm <nicm@openbsd.org> | 2015-01-25 16:53:46 +0000 |
| commit | f01ecdb1b05c1a362bf2c750605f23e9e047938f (patch) | |
| tree | 69d950af6e54397611d84feb1f69aea937b7cea6 | |
| parent | tweak and update the illustration to what the bootstrap loader actually (diff) | |
| download | wireguard-openbsd-f01ecdb1b05c1a362bf2c750605f23e9e047938f.tar.xz wireguard-openbsd-f01ecdb1b05c1a362bf2c750605f23e9e047938f.zip | |
Don't leak the individual strings when copying environment.
| -rw-r--r-- | usr.bin/tmux/environ.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/usr.bin/tmux/environ.c b/usr.bin/tmux/environ.c index 936f9f0899f..38e7e7c0127 100644 --- a/usr.bin/tmux/environ.c +++ b/usr.bin/tmux/environ.c @@ -1,4 +1,4 @@ -/* $OpenBSD: environ.c,v 1.6 2014/04/17 14:45:49 nicm Exp $ */ +/* $OpenBSD: environ.c,v 1.7 2015/01/25 16:53:46 nicm Exp $ */ /* * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net> @@ -168,8 +168,11 @@ environ_push(struct environ *env) var[strcspn(var, "=")] = '\0'; ARRAY_ADD(&varlist, var); } - for (i = 0; i < ARRAY_LENGTH(&varlist); i++) - unsetenv(ARRAY_ITEM(&varlist, i)); + for (i = 0; i < ARRAY_LENGTH(&varlist); i++) { + var = ARRAY_ITEM(&varlist, i); + unsetenv(var); + free(var); + } ARRAY_FREE(&varlist); RB_FOREACH(envent, environ, env) { |