[PATCH v2 2/3] elf: Do not run constructors for proxy objects
Florian Weimer
fweimer@redhat.com
Thu Feb 3 15:18:11 GMT 2022
Otherwise, the ld.so constructor runs for each audit namespace
and each dlmopen namespace.
---
v2: New patch.
elf/dl-init.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/elf/dl-init.c b/elf/dl-init.c
index deefeb099a..cfeb28a2a7 100644
--- a/elf/dl-init.c
+++ b/elf/dl-init.c
@@ -25,6 +25,10 @@
static void
call_init (struct link_map *l, int argc, char **argv, char **env)
{
+ /* Do not run constructors for proxy objects. */
+ if (l != l->l_real)
+ return;
+
/* If the object has not been relocated, this is a bug. The
function pointers are invalid in this case. (Executables do not
need relocation, and neither do proxy objects.) */
--
2.34.1
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