From b3054c218c20fff1c7e58c95b07bd2a9cdc54dd4 Mon Sep 17 00:00:00 2001
From: Syh-Xiong <82537176+Syh-Xiong@users.noreply.github.com>
Date: Mon, 28 Sep 2026 22:54:37 +0800
Subject: [PATCH] fix memory leaks in update_vars_analysis in librz/arch/fcn.c
 (#6810)

---
 librz/arch/fcn.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/librz/arch/fcn.c b/librz/arch/fcn.c
index fa4eeb3108..f4263ae395 100644
--- a/librz/arch/fcn.c
+++ b/librz/arch/fcn.c
@@ -2430,6 +2430,7 @@ static void update_vars_analysis(RzAnalysisFunction *fcn, RzAnalysisBlock *block
 		return;
 	}
 	if (analysis->iob.read_at(analysis->iob.io, from, buf, len) < len) {
+		free(buf);
 		return;
 	}
 	RzAnalysisOp op = { 0 };