From 61f05b6d26063e1ebdc06609c29a067d44579b41 Mon Sep 17 00:00:00 2001 From: Petr Lautrbach 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 Signed-off-by: Petr Lautrbach Acked-by: James Carter --- 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