Add NULL IV check in GCM dinit

JeremiahM37 · JeremiahM37 · commit 81fd36c6293c · 2026-04-06T14:40:31.000Z
diff --git a/src/wp_aes_aead.c b/src/wp_aes_aead.c
@@ -1124,7 +1124,7 @@ static int wp_aesgcm_dinit(wp_AeadCtx *ctx, const unsigned char *key,
             ok = 0;
         }
     }
-    if (ok) {
+    if (ok && (iv != NULL)) {
         XMEMCPY(ctx->iv, iv, ivLen);
         ctx->ivState = IV_STATE_BUFFERED;
         ctx->ivSet = 0;

Original file line number	Diff line number	Diff line change
`@@ -1124,7 +1124,7 @@ static int wp_aesgcm_dinit(wp_AeadCtx ctx, const unsigned char key,`
`1124`	`1124`	`ok = 0;`
`1125`	`1125`	`}`
`1126`	`1126`	`}`
`1127`		`- if (ok) {`
	`1127`	`+ if (ok && (iv != NULL)) {`
`1128`	`1128`	`XMEMCPY(ctx->iv, iv, ivLen);`
`1129`	`1129`	`ctx->ivState = IV_STATE_BUFFERED;`
`1130`	`1130`	`ctx->ivSet = 0;`