diff options
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | elf/rtld.c | 10 |
2 files changed, 12 insertions, 2 deletions
@@ -1,3 +1,7 @@ +2000-06-02 Ulrich Drepper <drepper@redhat.com> + + * elf/rtld.c (process_envvars): Test for = after variable name. + 2000-06-01 Ulrich Drepper <drepper@redhat.com> * sysdeps/generic/initfini.c (_init): One less relocation. Don't 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. */ |