36 lines
1.1 KiB
Diff
36 lines
1.1 KiB
Diff
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# HG changeset patch
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# Parent fdc9167221e501a9f4db5343cf8cadc31e13fd56
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Various auditing fixes to be merged into the RH-originated patch.
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diff --git a/openssh-7.2p2/packet.c b/openssh-7.2p2/packet.c
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--- a/openssh-7.2p2/packet.c
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+++ b/openssh-7.2p2/packet.c
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@@ -371,20 +371,26 @@ ssh_packet_start_discard(struct ssh *ssh
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return 0;
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}
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/* Returns 1 if remote host is connected via socket, 0 if not. */
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int
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ssh_packet_connection_is_on_socket(struct ssh *ssh)
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{
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- struct session_state *state = ssh->state;
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+ struct session_state *state;
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struct sockaddr_storage from, to;
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socklen_t fromlen, tolen;
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+ /* auditing might get here without valid connection structure when
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+ * destroying sensitive data on exit and thus aborting disgracefully */
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+ if ((!ssh) || (!(ssh->state)))
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+ return 0;
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+ state = ssh->state;
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+
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/* filedescriptors in and out are the same, so it's a socket */
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if (state->connection_in == state->connection_out)
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return 1;
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fromlen = sizeof(from);
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memset(&from, 0, sizeof(from));
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if (getpeername(state->connection_in, (struct sockaddr *)&from,
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&fromlen) < 0)
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return 0;
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