From ba0266b376d7cc5205d8a4a3d999aec13c24fe5d Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Sun, 26 Jan 2025 09:41:25 +0900
Subject: [PATCH] network: fix offset of preference in backward compat option

Fixes a bug introduced by a10d6e0124bb6e202baef9170b019e2e6a7af1fd.

Fixes oss-fuzz#391916479 (https://issues.oss-fuzz.com/issues/391916479).
Fixes #36172.
---
 src/network/networkd-network-gperf.gperf         |   2 +-
 test/fuzz/fuzz-network-parser/oss-fuzz-391916479 | Bin 0 -> 238 bytes
 2 files changed, 1 insertion(+), 1 deletion(-)
 create mode 100644 test/fuzz/fuzz-network-parser/oss-fuzz-391916479

diff --git a/src/network/networkd-network-gperf.gperf b/src/network/networkd-network-gperf.gperf
index bf91f2c4c1..83ef927b8b 100644
--- a/src/network/networkd-network-gperf.gperf
+++ b/src/network/networkd-network-gperf.gperf
@@ -599,7 +599,7 @@ Network.DHCPv6PrefixDelegation,              config_parse_tristate,
 IPv6PrefixDelegation.RouterLifetimeSec,      config_parse_sec,                                         0,                             offsetof(Network, router_lifetime_usec)
 IPv6PrefixDelegation.Managed,                config_parse_bool,                                        0,                             offsetof(Network, router_managed)
 IPv6PrefixDelegation.OtherInformation,       config_parse_bool,                                        0,                             offsetof(Network, router_other_information)
-IPv6PrefixDelegation.RouterPreference,       config_parse_router_preference,                           0,                             0
+IPv6PrefixDelegation.RouterPreference,       config_parse_router_preference,                           0,                             offsetof(Network, router_preference)
 IPv6PrefixDelegation.EmitDNS,                config_parse_bool,                                        0,                             offsetof(Network, router_emit_dns)
 IPv6PrefixDelegation.DNS,                    config_parse_radv_dns,                                    0,                             0
 IPv6PrefixDelegation.EmitDomains,            config_parse_bool,                                        0,                             offsetof(Network, router_emit_domains)
diff --git a/test/fuzz/fuzz-network-parser/oss-fuzz-391916479 b/test/fuzz/fuzz-network-parser/oss-fuzz-391916479
new file mode 100644
index 0000000000000000000000000000000000000000..b918d26abec36c61c9bfe39ed5697e97709d73c1
GIT binary patch
literal 238
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zXp~|&p+S|mLdlFMlm&P#s+vO8wa{|}8vk_jORIVszw;mK>jG<C7TA%m)q}6terqwu
zwU}*N%%wmJrA3=0$;c@lpSYG08Ge48e#?vq@_y!?N9nvy$SP2cD8{gBkkQmkV<~e6
Uiw<4%5ZoRPF2(t+0iSN;1z|Bw(*OVf

literal 0
HcmV?d00001