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author | Ulrich Drepper <drepper@redhat.com> | 2000-06-02 07:30:28 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2000-06-02 07:30:28 +0000 |
commit | 75e8d1f5161eb39a3a05b81044229ba9d2614e94 (patch) | |
tree | a2ca378ecf1221351cb0b37aa5c44615d9c94b81 | |
parent | 6c021fdc2f9defa902ae6e74a8ee44c402acf421 (diff) | |
download | glibc-75e8d1f5161eb39a3a05b81044229ba9d2614e94.tar.gz glibc-75e8d1f5161eb39a3a05b81044229ba9d2614e94.tar.xz glibc-75e8d1f5161eb39a3a05b81044229ba9d2614e94.zip |
Update.
2000-06-02 Ulrich Drepper <drepper@redhat.com> * elf/rtld.c (process_envvars): Test for = after variable name.
-rw-r--r-- | ChangeLog | 4 | ||||
-rw-r--r-- | elf/rtld.c | 10 |
2 files changed, 12 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog index 4100b0ceba..de4529d796 100644 --- a/ChangeLog +++ b/ChangeLog @@ -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. */ |