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Index: libexec/rtld-elf/rtld.c
===================================================================
--- libexec/rtld-elf/rtld.c
+++ libexec/rtld-elf/rtld.c
@@ -358,11 +358,12 @@
* future processes to honor the potentially un-safe variables.
*/
if (!trust) {
- unsetenv(LD_ "PRELOAD");
- unsetenv(LD_ "LIBMAP");
- unsetenv(LD_ "LIBRARY_PATH");
- unsetenv(LD_ "LIBMAP_DISABLE");
- unsetenv(LD_ "DEBUG");
+ if (unsetenv(LD_ "PRELOAD") || unsetenv(LD_ "LIBMAP") ||
+ unsetenv(LD_ "LIBRARY_PATH") || unsetenv(LD_ "LIBMAP_DISABLE") ||
+ unsetenv(LD_ "DEBUG")) {
+ _rtld_error("environment corrupt; aborting");
+ die();
+ }
}
ld_debug = getenv(LD_ "DEBUG");
libmap_disable = getenv(LD_ "LIBMAP_DISABLE") != NULL;
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