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33 lines
1.0 KiB
33 lines
1.0 KiB
2 years ago
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From 0c4e5d70fde006977e798d6cc7d80db2e8af7bb9 Mon Sep 17 00:00:00 2001
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From: Petr Lautrbach <plautrba@redhat.com>
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Date: Tue, 23 Nov 2021 17:38:51 +0100
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Subject: [PATCH] semodule: Don't forget to munmap() data
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semanage_module_extract() mmap()'s the module raw data but it leaves on
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the caller to munmap() them.
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Reported-by: Ondrej Mosnacek <omosnace@redhat.com>
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Signed-off-by: Petr Lautrbach <plautrba@redhat.com>
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Acked-by: James Carter <jwcart2@gmail.com>
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---
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policycoreutils/semodule/semodule.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/policycoreutils/semodule/semodule.c b/policycoreutils/semodule/semodule.c
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index 57f005ce2c62..94a9d131bb79 100644
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--- a/policycoreutils/semodule/semodule.c
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+++ b/policycoreutils/semodule/semodule.c
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@@ -394,6 +394,9 @@ static char *hash_module_data(const char *module_name, const int prio) {
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sha256_buf[i * 2] = 0;
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cleanup_extract:
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+ if (data_len > 0) {
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+ munmap(data, data_len);
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+ }
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semanage_module_info_destroy(sh, extract_info);
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free(extract_info);
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semanage_module_key_destroy(sh, modkey);
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--
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2.33.1
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