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libsepol
_service:tar_scm:backport-libsepol-validate-che...
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File _service:tar_scm:backport-libsepol-validate-check-low-category-is-not-bigger-than-high.patch of Package libsepol
From ac015a3996e894754350ea8ae97e66644899a2c4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@googlemail.com> Date: Fri, 12 May 2023 11:29:59 +0200 Subject: [PATCH] libsepol: validate: check low category is not bigger than high MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Christian Göttsche <cgzones@googlemail.com> Acked-by: James Carter <jwcart2@gmail.com> --- libsepol/src/policydb_validate.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libsepol/src/policydb_validate.c b/libsepol/src/policydb_validate.c index e0d290ff32..b34f83ecb5 100644 --- a/libsepol/src/policydb_validate.c +++ b/libsepol/src/policydb_validate.c @@ -545,6 +545,8 @@ static int validate_mls_semantic_cat(const mls_semantic_cat_t *cat, const valida goto bad; if (validate_value(cat->high, cats)) goto bad; + if (cat->low > cat->high) + goto bad; } return 0;
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