27 lines
786 B
Diff
27 lines
786 B
Diff
From 9d7f329418139b0604071aee333d621c960915ca Mon Sep 17 00:00:00 2001
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From: Qiumiao Zhang <zhangqiumiao1@huawei.com>
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Date: Thu, 5 May 2022 10:35:14 +0800
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Subject: [PATCH] fix null pointer dereference when paring
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ICMP6_ROUTER_ADVERTISE messages
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---
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grub-core/net/icmp6.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/grub-core/net/icmp6.c b/grub-core/net/icmp6.c
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index 56a3ec5..fb88961 100644
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--- a/grub-core/net/icmp6.c
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+++ b/grub-core/net/icmp6.c
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@@ -480,7 +480,7 @@ grub_net_recv_icmp6_packet (struct grub_net_buff *nb,
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/* May not have gotten slaac info, find a global address on this
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card. */
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- if (route_inf == NULL)
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+ if (route_inf == NULL && orig_inf != NULL)
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{
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FOR_NET_NETWORK_LEVEL_INTERFACES (inf)
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{
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--
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2.23.0
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