libssh/backport-0002-CVE-2023-2283-pki_crypto-Remove-unnecessary-NUL.patch
2023-05-24 16:57:15 +08:00

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Diff

From c68a58575b6d0520e342cb3d3796a8fecd66405d Mon Sep 17 00:00:00 2001
From: Norbert Pocs <npocs@redhat.com>
Date: Mon, 24 Apr 2023 11:55:59 +0200
Subject: [PATCH] CVE-2023-2283:pki_crypto: Remove unnecessary NULL check
Signed-off-by: Norbert Pocs <npocs@redhat.com>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
Conflict:NA
Reference:https://gitlab.com/libssh/libssh-mirror/commit/c68a58575b6d0520e342cb3d3796a8fecd66405d
---
src/pki_crypto.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/src/pki_crypto.c b/src/pki_crypto.c
index d17ae6a..4b85af6 100644
--- a/src/pki_crypto.c
+++ b/src/pki_crypto.c
@@ -3264,9 +3264,7 @@ int pki_verify_data_signature(ssh_signature signature,
rc = SSH_OK;
out:
- if (ctx != NULL) {
- EVP_MD_CTX_free(ctx);
- }
+ EVP_MD_CTX_free(ctx);
EVP_PKEY_free(pkey);
return rc;
}
--
2.23.0