From 61f05b6d26063e1ebdc06609c29a067d44579b41 Mon Sep 17 00:00:00 2001
From: Petr Lautrbach <plautrba@redhat.com>
Date: Tue, 23 Nov 2021 17:38:51 +0100
Subject: [PATCH] semodule: Don't forget to munmap() data
semanage_module_extract() mmap()'s the module raw data but it leaves on
the caller to munmap() them.
Reported-by: Ondrej Mosnacek <omosnace@redhat.com>
Signed-off-by: Petr Lautrbach <plautrba@redhat.com>
Acked-by: James Carter <jwcart2@gmail.com>
---
policycoreutils/semodule/semodule.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/policycoreutils/semodule/semodule.c b/policycoreutils/semodule/semodule.c
index c677cc4f1d81..dc227058b073 100644
--- a/policycoreutils/semodule/semodule.c
+++ b/policycoreutils/semodule/semodule.c
@@ -393,6 +393,9 @@ static char *hash_module_data(const char *module_name, const int prio) {
sha256_buf[i * 2] = 0;
cleanup_extract:
+ if (data_len > 0) {
+ munmap(data, data_len);
+ }
semanage_module_info_destroy(sh, extract_info);
free(extract_info);
semanage_module_key_destroy(sh, modkey);
--
2.33.1