blob: 0ef87fd260c9c95fb587b3579f693fa81530d9cb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
From ef3d1a84ff807eea27b4fef601a15932c5ffbfbf Mon Sep 17 00:00:00 2001
From: Mark Andrews <marka@isc.org>
Date: Thu, 11 Aug 2022 15:15:34 +1000
Subject: [PATCH 2/3] Free eckey on siglen mismatch
Upstream-Status: Backport
CVE: CVE-2022-38177
Reference to upstream patch:
https://gitlab.isc.org/isc-projects/bind9/-/commit/5b2282afff760b1ed3471f6666bdfe8e1d34e590
Signed-off-by: Mathieu Dubois-Briand <mbriand@witekio.com>
---
lib/dns/opensslecdsa_link.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/dns/opensslecdsa_link.c b/lib/dns/opensslecdsa_link.c
index 83b5b51cd78c..7576e04ac635 100644
--- a/lib/dns/opensslecdsa_link.c
+++ b/lib/dns/opensslecdsa_link.c
@@ -224,7 +224,7 @@ opensslecdsa_verify(dst_context_t *dctx, const isc_region_t *sig) {
siglen = DNS_SIG_ECDSA384SIZE;
if (sig->length != siglen)
- return (DST_R_VERIFYFAILURE);
+ DST_RET(DST_R_VERIFYFAILURE);
if (!EVP_DigestFinal_ex(evp_md_ctx, digest, &dgstlen))
DST_RET (dst__openssl_toresult3(dctx->category,
--
2.34.1
|
