Re: [PATCH 4.14] phonet: refcount leak in pep_sock_accep

On Fri, Jan 07, 2022 at 02:53:32AM -0800, Aayush Agarwal wrote:

From: Hangyu Hua hbh25y@gmail.com

commit bcd0f9335332 ("phonet: refcount leak in pep_sock_accep") upstream.

sock_hold(sk) is invoked in pep_sock_accept(), but __sock_put(sk) is not invoked in subsequent failure branches(pep_accept_conn() != 0).

Signed-off-by: Hangyu Hua hbh25y@gmail.com Link: https://lore.kernel.org/r/20211209082839.33985-1-hbh25y@gmail.com Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Aayush Agarwal aayush.a.agarwal@oracle.com

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net/phonet/pep.c | 1 + 1 file changed, 1 insertion(+)

What about releases 5.15.y, 5.10.y, 5.4.y, and 4.19.y? Is this also relevant for those trees?

thanks,

greg k-h