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net: atm: fix use after free in lec_send()
authorDan Carpenter <dan.carpenter@linaro.org>
Fri, 14 Mar 2025 10:10:57 +0000 (13:10 +0300)
committerPaolo Abeni <pabeni@redhat.com>
Thu, 20 Mar 2025 09:45:29 +0000 (10:45 +0100)
commitf3009d0d6ab78053117f8857b921a8237f4d17b3
tree5da7071af45a6b53f57c77d9f4efb98551c20afdtree
parent559847f56769037e5b2e0474d3dbff985b98083dcommit | diff
net: atm: fix use after free in lec_send()

The ->send() operation frees skb so save the length before calling
->send() to avoid a use after free.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/c751531d-4af4-42fe-affe-6104b34b791d@stanley.mountain
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
net/atm/lec.c diff | blob | history
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