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| author | Xiaoming Ni <nixiaoming@huawei.com> | 2021-03-25 11:51:12 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-03-25 17:02:01 -0700 |
| commit | 7574fcdbdcb335763b6b322f6928dc0fd5730451 (patch) | |
| tree | b54ea3bdfb3be277f8680fd137a66f2be6b0f81d /.gitignore | |
| parent | 8a4cd82d62b5ec7e5482333a72b58a4eea4979f0 (diff) | |
| download | linux-7574fcdbdcb335763b6b322f6928dc0fd5730451.tar.bz2 | |
nfc: fix memory leak in llcp_sock_connect()
In llcp_sock_connect(), use kmemdup to allocate memory for
"llcp_sock->service_name". The memory is not released in the sock_unlink
label of the subsequent failure branch.
As a result, memory leakage occurs.
fix CVE-2020-25672
Fixes: d646960f7986 ("NFC: Initial LLCP support")
Reported-by: "kiyin(尹亮)" <kiyin@tencent.com>
Link: https://www.openwall.com/lists/oss-security/2020/11/01/1
Cc: <stable@vger.kernel.org> #v3.3
Signed-off-by: Xiaoming Ni <nixiaoming@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '.gitignore')
0 files changed, 0 insertions, 0 deletions