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main: unset some bash specific environment variables that might get leaked to us

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https://bugzilla.redhat.com/show_bug.cgi?id=811537
This commit is contained in:
Lennart Poettering 2012-04-11 13:19:26 +02:00
parent 71ecc858fa
commit 9543ad1663
1 changed files with 6 additions and 0 deletions
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6
src/main.c
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@ -1343,6 +1343,12 @@ int main(int argc, char *argv[]) {
unsetenv("HOME"); unsetenv("HOME");
unsetenv("TERM"); unsetenv("TERM");
/* When we are invoked by a shell, these might be set,
* but make little sense to pass on */
unsetenv("PWD");
unsetenv("SHLVL");
unsetenv("_");
/* All other variables are left as is, so that clients /* All other variables are left as is, so that clients
* can still read them via /proc/1/environ */ * can still read them via /proc/1/environ */
} }