hdf-eos: fix potential nullptr deref in EHmetagroup()

innFactory · Dec 8, 2024 · f1911cf · f1911cf
1 parent 5c0a1a8
commit f1911cf
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/frmts/hdf4/hdf-eos/EHapi.c b/frmts/hdf4/hdf-eos/EHapi.c
@@ -1591,7 +1591,8 @@ EHmetagroup(int32 sdInterfaceID, const char *structname, const char *structcode,
     }
     /* Do string search */
     /* ---------------- */
-    metaptr = strstr(metaptr, utlstr);
+    if (metaptr)
+        metaptr = strstr(metaptr, utlstr);
 
 
     /*