46 lines
1.1 KiB
Diff
46 lines
1.1 KiB
Diff
From 77747a36a9afd4b9e27af608301487b44d681b4d Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@googlemail.com>
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Date: Wed, 6 Nov 2024 11:49:06 +0100
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Subject: [PATCH] checkpolicy: avoid leak of identifier on required attribute
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Example policy generated by fuzzer:
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class s
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sid k
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class s { i }
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optional{
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require{
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attribute i;
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}
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}
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type m;
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typealias m alias i;
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typeai
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Reported-by: oss-fuzz (issue 377576480)
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Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
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Acked-by: James Carter <jwcart2@gmail.com>
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---
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policy_define.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/policy_define.c b/policy_define.c
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index dc404530..9ae8c4d4 100644
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--- a/policy_define.c
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+++ b/policy_define.c
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@@ -1287,6 +1287,7 @@ static int add_aliases_to_type(type_datum_t * type)
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aliasdatum->primary = type->s.value;
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aliasdatum->flavor = TYPE_ALIAS;
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+ free(id);
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break;
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}
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default:{
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--
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2.33.0
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