CVE-2022-50114

net: 9p: fix refcount leak in p9_read_work() error handling

Published: 6/18/2025 Last updated: 6/18/2025 Reserved: 6/18/2025

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]

CNA assigner: Linux (416baaa9-dc9f-4396-8d5f-8c081fb06d67) Requested by: n/a

Opam packages affected (27)

albatross cdrom conf-bpftool conf-libbpf conf-linux-libc-dev core core_unix hvsock mirage-block-unix mm ocaml-probes orun rawlink rawlink-eio rawlink-lwt shell solo5 solo5-bindings-hvt solo5-bindings-spt solo5-cross-aarch64 solo5-kernel-ukvm tracy-client tuntap uring vhd-format vhd-format-lwt xapi-stdext-unix

Products affected (1)

Product	Vendor	Version
Linux	Linux	before FS4: 2409065_000054

References (4)

https://git.kernel.org/stable/c/8324649b0035cbb30ebc3ca901540cb392e89041
https://git.kernel.org/stable/c/622f2a467bdfbce73fd43ea74b5f0fd2caaa8c5d
https://git.kernel.org/stable/c/34b9a188557c1d5a50e07cf228d054101aee0af3
https://git.kernel.org/stable/c/4ac7573e1f9333073fa8d303acc941c9b7ab7f61