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Fix CVE-2022-38178

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5962.	[security]	Fix memory leak in EdDSA verify processing.
			(CVE-2022-38178) [GL #3487]

Resolves: CVE-2022-38178
This commit is contained in:
Petr Menšík 2022-09-20 12:08:38 +02:00
parent 55958c1edb
commit 7b05fe1bfb
2 changed files with 35 additions and 0 deletions
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32
bind-9.16-CVE-2022-38178.patch Normal file
View File

@ -0,0 +1,32 @@
From 132ef295b8407f91e6922f4dfc4f30f1790b61c5 Mon Sep 17 00:00:00 2001
From: Petr Mensik <pemensik@redhat.com>
Date: Tue, 20 Sep 2022 11:22:47 +0200
Subject: [PATCH 4/4] Fix CVE-2022-38178
5962. [security] Fix memory leak in EdDSA verify processing.
(CVE-2022-38178) [GL #3487]
---
lib/dns/openssleddsa_link.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/lib/dns/openssleddsa_link.c b/lib/dns/openssleddsa_link.c
index 6a6a74d..3157011 100644
--- a/lib/dns/openssleddsa_link.c
+++ b/lib/dns/openssleddsa_link.c
@@ -234,11 +234,11 @@ openssleddsa_verify(dst_context_t *dctx, const isc_region_t *sig) {
}
#endif /* if HAVE_OPENSSL_ED448 */
if (siglen == 0) {
- return (ISC_R_NOTIMPLEMENTED);
+ DST_RET(ISC_R_NOTIMPLEMENTED);
}
if (sig->length != siglen) {
- return (DST_R_VERIFYFAILURE);
+ DST_RET(DST_R_VERIFYFAILURE);
}
isc_buffer_usedregion(buf, &tbsreg);
--
2.37.3

3
bind.spec
View File

@ -107,6 +107,7 @@ Patch173:bind-9.16-CVE-2021-25220.patch
Patch174:bind-9.16-CVE-2021-25220-test.patch
Patch175:bind-9.16-CVE-2022-3080.patch
Patch176:bind-9.16-CVE-2022-38177.patch
Patch177:bind-9.16-CVE-2022-38178.patch
%{?systemd_ordering}
Requires: coreutils
@ -412,6 +413,7 @@ in HTML and PDF format.
%patch174 -p1 -b .CVE-2021-25220-test
%patch175 -p1 -b .CVE-2022-3080
%patch176 -p1 -b .CVE-2022-38177
%patch177 -p1 -b .CVE-2022-38178
%if %{with PKCS11}
%patch135 -p1 -b .config-pkcs11
@ -1137,6 +1139,7 @@ fi;
* Thu Sep 22 2022 Petr Menšík <pemensik@redhat.com> - 32:9.16.23-5
- Fix possible serve-stale related crash (CVE-2022-3080)
- Fix memory leak in ECDSA verify processing (CVE-2022-38177)
- Fix memory leak in EdDSA verify processing (CVE-2022-38178)
* Thu Jul 14 2022 Petr Menšík <pemensik@redhat.com> - 32:9.16.23-4
- Export bind-doc package (#2104863)