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authorUlrich Drepper <drepper@redhat.com>2000-06-02 07:30:28 +0000
committerUlrich Drepper <drepper@redhat.com>2000-06-02 07:30:28 +0000
commit75e8d1f5161eb39a3a05b81044229ba9d2614e94 (patch)
treea2ca378ecf1221351cb0b37aa5c44615d9c94b81 /elf/rtld.c
parent6c021fdc2f9defa902ae6e74a8ee44c402acf421 (diff)
downloadglibc-75e8d1f5161eb39a3a05b81044229ba9d2614e94.tar.gz
Update.
2000-06-02 Ulrich Drepper <drepper@redhat.com> * elf/rtld.c (process_envvars): Test for = after variable name.
Diffstat (limited to 'elf/rtld.c')
-rw-r--r--elf/rtld.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/elf/rtld.c b/elf/rtld.c
index b41a90f3ec..f358700466 100644
--- a/elf/rtld.c
+++ b/elf/rtld.c
@@ -1324,9 +1324,15 @@ process_envvars (enum mode *modep, int *lazyp)
while ((envline = _dl_next_ld_env_entry (&runp)) != NULL)
{
- size_t len = strcspn (envline, "=") - 3;
+ size_t len = strcspn (envline, "=");
- switch (len)
+ if (envline[len] != '=')
+ /* This is a "LD_" variable at the end of the string without
+ a '=' character. Ignore it since otherwise we will access
+ invalid memory below. */
+ break;
+
+ switch (len - 3)
{
case 4:
/* Warning level, verbose or not. */