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Fix #885027 (Private bug)

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This commit is contained in:
Kovid Goyal 2011-11-02 11:12:34 +05:30
parent b44bb37f62
commit ad67152628
1 changed files with 9 additions and 0 deletions
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9
src/calibre/devices/linux_mount_helper.c
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@ -211,6 +211,15 @@ int main(int argc, char** argv)
}
action = argv[1]; dev = argv[2]; mp = argv[3];
/* Ensure that PATH only contains system directories to prevent execution of
arbitrary executables as root */
if (setenv("PATH",
"/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin\0",
1) != 0) {
fprintf(stderr, "Failed to restrict PATH env var, aborting.\n");
exit(EXIT_FAILURE);
}
if (strncmp(action, "mount", 5) == 0) {
status = do_mount(dev, mp);
} else if (strncmp(action, "eject", 5) == 0) {