From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
stable@vger.kernel.org, Vasily Averin <vvs@virtuozzo.com>,
Jakub Kicinski <kuba@kernel.org>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.13 22/22] ipv6: ip6_finish_output2: set sk into newly allocated nskb
Date: Thu, 29 Jul 2021 15:54:53 +0200 [thread overview]
Message-ID: <20210729135138.024021497@linuxfoundation.org> (raw)
In-Reply-To: <20210729135137.336097792@linuxfoundation.org>
From: Vasily Averin <vvs@virtuozzo.com>
[ Upstream commit 2d85a1b31dde84038ea07ad825c3d8d3e71f4344 ]
skb_set_owner_w() should set sk not to old skb but to new nskb.
Fixes: 5796015fa968 ("ipv6: allocate enough headroom in ip6_finish_output2()")
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Link: https://lore.kernel.org/r/70c0744f-89ae-1869-7e3e-4fa292158f4b@virtuozzo.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
net/ipv6/ip6_output.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index b05f3f0da3a6..6062ad1d5b51 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -74,7 +74,7 @@ static int ip6_finish_output2(struct net *net, struct sock *sk, struct sk_buff *
if (likely(nskb)) {
if (skb->sk)
- skb_set_owner_w(skb, skb->sk);
+ skb_set_owner_w(nskb, skb->sk);
consume_skb(skb);
} else {
kfree_skb(skb);
--
2.30.2
next prev parent reply other threads:[~2021-07-29 14:08 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-29 13:54 [PATCH 5.13 00/22] 5.13.7-rc1 review Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 01/22] af_unix: fix garbage collect vs MSG_PEEK Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 02/22] workqueue: fix UAF in pwq_unbound_release_workfn() Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 03/22] cgroup1: fix leaked context root causing sporadic NULL deref in LTP Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 04/22] net/802/mrp: fix memleak in mrp_request_join() Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 05/22] net/802/garp: fix memleak in garp_request_join() Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 06/22] net: annotate data race around sk_ll_usec Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 07/22] sctp: move 198 addresses from unusable to private scope Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 08/22] rcu-tasks: Dont delete holdouts within trc_inspect_reader() Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 09/22] rcu-tasks: Dont delete holdouts within trc_wait_for_one_reader() Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 10/22] ipv6: allocate enough headroom in ip6_finish_output2() Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 11/22] nvme-pci: fix multiple races in nvme_setup_io_queues Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 12/22] drm/ttm: add a check against null pointer dereference Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 13/22] hfs: add missing clean-up in hfs_fill_super Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 14/22] hfs: fix high memory mapping in hfs_bnode_read Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 15/22] hfs: add lock nesting notation to hfs_find_init Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 16/22] firmware: arm_scmi: Fix possible scmi_linux_errmap buffer overflow Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 17/22] firmware: arm_scmi: Fix range check for the maximum number of pending messages Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 18/22] cifs: fix the out of range assignment to bit fields in parse_server_interfaces Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 19/22] iomap: remove the length variable in iomap_seek_data Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 20/22] iomap: remove the length variable in iomap_seek_hole Greg Kroah-Hartman
2021-07-29 13:54 ` [PATCH 5.13 21/22] ARM: dts: versatile: Fix up interrupt controller node names Greg Kroah-Hartman
2021-07-29 13:54 ` Greg Kroah-Hartman [this message]
2021-07-29 22:49 ` [PATCH 5.13 00/22] 5.13.7-rc1 review Shuah Khan
2021-07-29 23:59 ` Florian Fainelli
2021-07-30 4:47 ` Naresh Kamboju
2021-07-30 16:53 ` Justin Forbes
2021-07-31 4:44 ` Guenter Roeck
2021-07-31 5:36 ` Fox Chen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210729135138.024021497@linuxfoundation.org \
--to=gregkh@linuxfoundation.org \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=sashal@kernel.org \
--cc=stable@vger.kernel.org \
--cc=vvs@virtuozzo.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).