CVE-2022-50074

apparmor: Fix memleak in aa_simple_write_to_buffer()

Published: 6/18/2025 Last updated: 5/11/2026 Reserved: 6/18/2025

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix memleak in aa_simple_write_to_buffer() When copy_from_user failed, the memory is freed by kvfree. however the management struct and data blob are allocated independently, so only kvfree(data) cause a memleak issue here. Use aa_put_loaddata(data) to fix this issue.

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

Opam packages affected (29)

albatross cdrom conf-bpftool conf-libbpf conf-linux-libc-dev core core_unix hvsock mirage-block-unix mm ocaml-probes ortools_solvers orun rawlink rawlink-eio rawlink-lwt restricted 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 (4)

Product	Vendor	Version
Linux	Linux	12.2(28)SB5
Linux	Linux	12.2(31)SB11
Linux	Linux	5.2.2.1
Linux	Linux	n/a

CVE-2022-50074

apparmor: Fix memleak in aa_simple_write_to_buffer()

Opam packages affected (29)

Products affected (4)

References (12)