From: Maks Mishin <maks.mishinfz@gmail.com>
Date: Wed, 18 Sep 2024 08:58:07 +0000 (+0300)
Subject: elflint: Fix memory leak in check_gnu_hash function
X-Git-Tag: elfutils-0.192~26
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b47bdee08a16078c8a4d81b440f99f630e3e5631;p=thirdparty%2Felfutils.git

elflint: Fix memory leak in check_gnu_hash function

Dynamic memory, referenced by 'collected', is allocated at elflint.c:2235
and lost at elflint.c:2296.

Found by RASU JSC with SVACE.

Signed-off-by: Maks Mishin <maks.mishinFZ@gmail.com>
---

diff --git a/src/elflint.c b/src/elflint.c
index e56e1465..cdc6108d 100644
--- a/src/elflint.c
+++ b/src/elflint.c
@@ -2293,6 +2293,7 @@ section [%2d] '%s': hash value for symbol %u in chain for bucket %zu wrong\n"),
 section [%2d] '%s': mask index for symbol %u in chain for bucket %zu wrong\n"),
 			     idx, section_name (ebl, idx), symidx,
 			     cnt - (4 + bitmask_words));
+		      free (collected.p32);
 		      return;
 		    }
 		  if (classbits == 32)