30 lines
1.3 KiB
Diff
30 lines
1.3 KiB
Diff
From bb320989bf7580f46a4867c361be1ee02eccc678 Mon Sep 17 00:00:00 2001
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From: Yu Watanabe <watanabe.yu+github@gmail.com>
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Date: Wed, 11 Aug 2021 16:20:35 +0900
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Subject: [PATCH] sd-dhcp-server: fix possible double-free or use-after-free
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(cherry picked from commit 3dc8fb0eb8dd4b7dd802aa69cfe5b2c8f760f561)
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Conflict:NA
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Reference:https://github.com/systemd/systemd/commit/bb320989bf7580f46a4867c361be1ee02eccc678
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---
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src/libsystemd-network/sd-dhcp-server.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/libsystemd-network/sd-dhcp-server.c b/src/libsystemd-network/sd-dhcp-server.c
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index e2ea79f584..9ae884b0fc 100644
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--- a/src/libsystemd-network/sd-dhcp-server.c
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+++ b/src/libsystemd-network/sd-dhcp-server.c
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@@ -1107,7 +1107,7 @@ int dhcp_server_handle_message(sd_dhcp_server *server, DHCPMessage *message, siz
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if (server->bound_leases[pool_offset] == existing_lease) {
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server->bound_leases[pool_offset] = NULL;
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- hashmap_remove(server->leases_by_client_id, existing_lease);
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+ hashmap_remove(server->leases_by_client_id, &existing_lease->client_id);
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dhcp_lease_free(existing_lease);
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if (server->callback)
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--
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2.33.0
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