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authorFlorian Weimer <fweimer@redhat.com>2023-08-22 13:56:25 +0200
committerFlorian Weimer <fweimer@redhat.com>2023-09-11 09:15:40 +0200
commit7ae211a01b085d0bde54bd13b887ce8f9d57c2b4 (patch)
tree94db5983369b8b54bba0b74e6ad9f97f5cf3ddfe
parent92201f16cbcfd9eafe314ef6654be2ea7ba25675 (diff)
elf: Do not run constructors for proxy objects
Otherwise, the ld.so constructor runs for each audit namespace and each dlmopen namespace. (cherry picked from commit f6c8204fd7fabf0cf4162eaf10ccf23258e4d10e)
-rw-r--r--elf/dl-init.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/elf/dl-init.c b/elf/dl-init.c
index 5b0732590f..ba4d2fdc85 100644
--- a/elf/dl-init.c
+++ b/elf/dl-init.c
@@ -25,10 +25,14 @@
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.) */
- assert (l->l_real->l_relocated || l->l_real->l_type == lt_executable);
+ need relocation.) */
+ assert (l->l_relocated || l->l_type == lt_executable);
if (l->l_init_called)
/* This object is all done. */