35 lines
1.0 KiB
Diff
35 lines
1.0 KiB
Diff
30339d7b16da7784413e4a4667feb3604ed0458 Mon Sep 17 00:00:00 2001
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From: Jakub Jelen <jjelen@redhat.com>
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Date: Fri, 10 Mar 2023 16:14:08 +0100
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Subject: [PATCH] CVE-2023-1667:packet_cb: Log more verbose error if
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signature
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verification fails
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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
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Reviewed-by: Norbert Pocs <npocs@redhat.com>
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Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
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Conflict:NA
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Reference:https://gitlab.com/libssh/libssh-mirror/commit/a30339d7b16da7784413e4a4667feb3604ed0458
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---
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src/packet_cb.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/src/packet_cb.c b/src/packet_cb.c
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index 4e69291..d1fcfdd 100644
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--- a/src/packet_cb.c
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+++ b/src/packet_cb.c
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@@ -156,6 +156,9 @@ SSH_PACKET_CALLBACK(ssh_packet_newkeys){
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SSH_STRING_FREE(sig_blob);
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ssh_signature_free(sig);
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if (rc == SSH_ERROR) {
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+ ssh_set_error(session,
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+ SSH_FATAL,
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+ "Failed to verify server hostkey signature");
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goto error;
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}
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SSH_LOG(SSH_LOG_PROTOCOL,"Signature verified and valid");
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--
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2.23.0
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