[PATCH] segment: Fix memory leak in insert()

Maks Mishin maks.mishinfz@gmail.com
Tue Apr 2 20:32:50 GMT 2024


Dynamic memory, referenced by 'naddr', is allocated at segment.c:66
by calling function 'realloc' and lost at segment.c:92.

Found by RASU JSC.

Signed-off-by: Maks Mishin <maks.mishinFZ@gmail.com>
---
 libdwfl/segment.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libdwfl/segment.c b/libdwfl/segment.c
index f6a3e84e..618c14e6 100644
--- a/libdwfl/segment.c
+++ b/libdwfl/segment.c
@@ -89,6 +89,7 @@ insert (Dwfl *dwfl, size_t i, GElf_Addr start, GElf_Addr end, int segndx)
 	      return true;
 	    }
 	}
+	    free (naddr);
     }
 
   if (unlikely (i < dwfl->lookup_elts))
-- 
2.30.2



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