In the Linux kernel, the following vulnerability has been resolved: net: 9p: fix refcount leak in p9_read_work() error handling p9_req_put need to be called when m->rreq->rc.sdata is NULL to avoid temporary refcount leak. [Dominique: commit wording adjustments, p9_req_put argument fixes for rebase]
https://git.kernel.org/stable/c/8324649b0035cbb30ebc3ca901540cb392e89041
https://git.kernel.org/stable/c/622f2a467bdfbce73fd43ea74b5f0fd2caaa8c5d
https://git.kernel.org/stable/c/4ac7573e1f9333073fa8d303acc941c9b7ab7f61
https://git.kernel.org/stable/c/34b9a188557c1d5a50e07cf228d054101aee0af3