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linux-stable/net/x25
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Wei Yongjun e109b41870 net/x25: Fix skb leak in x25_lapb_receive_frame() 
[ Upstream commit 2929cceb2f ]

x25_lapb_receive_frame() using skb_copy() to get a private copy of
skb, the new skb should be freed in the undersized/fragmented skb
error handling path. Otherwise there is a memory leak.

Fixes: cb101ed2c3 ("x25: Handle undersized/fragmented skbs")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Martin Schiller <ms@dev.tdt.de>
Link: https://lore.kernel.org/r/20221114110519.514538-1-weiyongjun@huaweicloud.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-11-25 17:42:16 +01:00
..
af_x25.c net/x25: Fix null-ptr-deref caused by x25_disconnect 2022-04-15 14:18:21 +02:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
sysctl_net_x25.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
x25_dev.c net/x25: Fix skb leak in x25_lapb_receive_frame() 2022-11-25 17:42:16 +01:00
x25_facilities.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 41 2019-05-24 17:27:12 +02:00
x25_forward.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 41 2019-05-24 17:27:12 +02:00
x25_in.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 41 2019-05-24 17:27:12 +02:00
x25_link.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 41 2019-05-24 17:27:12 +02:00
x25_out.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 41 2019-05-24 17:27:12 +02:00
x25_proc.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 41 2019-05-24 17:27:12 +02:00
x25_route.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 41 2019-05-24 17:27:12 +02:00
x25_subr.c net/x25: Fix null-ptr-deref in x25_disconnect 2020-08-05 09:59:44 +02:00
x25_timer.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 41 2019-05-24 17:27:12 +02:00