!8802 CVE-2021-47294

Merge Pull Request from: @ci-robot 
 
PR sync from: Hui Tang <tanghui20@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/ID3IODRCUO3QAUK5J6YO66Q3ZOQIA6CG/ 
CVE-2021-47294 fix.

Kuniyuki Iwashima (1):
  netrom: Fix use-after-free of a listening socket.

Nguyen Dinh Phi (1):
  netrom: Decrease sock refcount when sock timers expire


-- 
2.34.1
 
https://gitee.com/src-openeuler/kernel/issues/I9R4JQ 
 
Link:https://gitee.com/openeuler/kernel/pulls/8802

 

Reviewed-by: Zucheng Zheng <zhengzucheng@huawei.com>
Reviewed-by: Yue Haibing <yuehaibing@huawei.com>
Reviewed-by: Liu YongQiang <liuyongqiang13@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>