CVE-2023-53084

drm/shmem-helper: Remove another errant put in error path

Published: 5/2/2025 Last updated: 5/4/2025 Reserved: 5/2/2025

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove another errant put in error path drm_gem_shmem_mmap() doesn't own reference in error code path, resulting in the dma-buf shmem GEM object getting prematurely freed leading to a later use-after-free.

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 (1)

Product	Vendor	Version
Linux	Linux	<= 0.8

References (5)

https://git.kernel.org/stable/c/684c7372bbd6447c2e86a2a84e97a1478604d21f
https://git.kernel.org/stable/c/5cfb617967b05f8f27e862c97db1fabd8485f4db
https://git.kernel.org/stable/c/dede8c14a37a7ac458f9add56154a074ed78e7cf
https://git.kernel.org/stable/c/77d26c824aa5a7e0681ef1d5b75fe538d746addc
https://git.kernel.org/stable/c/ee9adb7a45516cfa536ca92253d7ae59d56db9e4