diff options
| author | Xiaoming Ni <[email protected]> | 2021-03-25 11:51:10 +0800 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2021-03-25 17:02:01 -0700 |
| commit | c33b1cc62ac05c1dbb1cdafe2eb66da01c76ca8d (patch) | |
| tree | 763ad4e04bee68f42c9402f163ddddffac129d8c /scripts/gdb/linux/tasks.py | |
| parent | d75135082698140a26a56defe1bbc1b06f26a41f (diff) | |
nfc: fix refcount leak in llcp_sock_bind()
nfc_llcp_local_get() is invoked in llcp_sock_bind(),
but nfc_llcp_local_put() is not invoked in subsequent failure branches.
As a result, refcount leakage occurs.
To fix it, add calling nfc_llcp_local_put().
fix CVE-2020-25670
Fixes: c7aa12252f51 ("NFC: Take a reference on the LLCP local pointer when creating a socket")
Reported-by: "kiyin(尹亮)" <[email protected]>
Link: https://www.openwall.com/lists/oss-security/2020/11/01/1
Cc: <[email protected]> #v3.6
Signed-off-by: Xiaoming Ni <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'scripts/gdb/linux/tasks.py')
0 files changed, 0 insertions, 0 deletions