diff options
| author | Leonid Lisovskiy <lly.dev@gmail.com> | 2016-01-26 20:12:57 +0300 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@uclibc-ng.org> | 2016-01-31 17:41:13 +0100 |
| commit | d6d36639c6a5dffbcdb77e947aafd1e858bbb714 (patch) | |
| tree | 469b1367b447936a23b03fe07d9fcdf2a86ee374 /ldso | |
| parent | fb6a51ed43626cb16bda3d75b28b26cfb1449e52 (diff) | |
ldso: Fix fail of $ORIGIN expansion in case of RTLD_NOLOAD
$ORIGIN expansion in search_for_named_library() wrongly
takes into account all bits of rflags.
Signed-off-by: Leonid Lisovskiy <lly.dev@gmail.com>
Signed-off-by: Waldemar Brodkorb <wbx@uclibc-ng.org>
Diffstat (limited to 'ldso')
| -rw-r--r-- | ldso/ldso/dl-elf.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/ldso/ldso/dl-elf.c b/ldso/ldso/dl-elf.c index 01b29da29..5b8572a8f 100644 --- a/ldso/ldso/dl-elf.c +++ b/ldso/ldso/dl-elf.c @@ -162,7 +162,9 @@ search_for_named_library(const char *name, unsigned rflags, const char *path_lis if (plen >= 7 && _dl_memcmp(p, "$ORIGIN", 7) == 0) { int olen; - if (rflags && plen != 7) + /* $ORIGIN is not expanded for SUID/GUID programs + (except if it is $ORIGIN alone) */ + if ((rflags & DL_RESOLVE_SECURE) && plen != 7) continue; if (origin == NULL) continue; |