34 lines
1.0 KiB
Diff
34 lines
1.0 KiB
Diff
From 79ee7353ad5eda781c4f9d2297ddff32682731d6 Mon Sep 17 00:00:00 2001
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From: Aram Sargsyan <aram@isc.org>
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Date: Fri, 27 Jan 2023 18:04:41 +0000
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Subject: [PATCH] Searching catzs->zones requires a read lock
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Lock the catzs->lock mutex before searching in the catzs->zones
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hash table.
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Conflict: NA
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Reference: https://gitlab.isc.org/isc-projects/bind9/-/commit/79ee7353ad5eda781c4f9d2297ddff32682731d6
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(cherry picked from commit 0ef0c86632c838c3f342fe1c6d8cdef1b327cde6)
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---
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lib/dns/catz.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/lib/dns/catz.c b/lib/dns/catz.c
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index 9a9ecd0dc9..eef688a1d0 100644
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--- a/lib/dns/catz.c
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+++ b/lib/dns/catz.c
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@@ -752,8 +752,10 @@ dns_catz_get_zone(dns_catz_zones_t *catzs, const dns_name_t *name) {
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REQUIRE(DNS_CATZ_ZONES_VALID(catzs));
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REQUIRE(ISC_MAGIC_VALID(name, DNS_NAME_MAGIC));
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+ LOCK(&catzs->lock);
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result = isc_ht_find(catzs->zones, name->ndata, name->length,
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(void **)&found);
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+ UNLOCK(&catzs->lock);
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if (result != ISC_R_SUCCESS) {
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return (NULL);
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}
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--
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2.23.0
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