SB2024070458 - Resource management error in Linux kernel display dc driver

Description

This security bulletin contains information about 1 security vulnerability.

1) Resource management error (CVE-ID: CVE-2023-52624)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to resource management error within the convert_psr_state() and dmub_psr_force_static() functions in drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c, within the dc_dmub_srv_optimized_init_done(), dc_dmub_check_min_version() and dc_wake_and_execute_dmub_cmd_list() functions in drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c. A local user can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://git.kernel.org/stable/c/2ef98c6d753a744e333b7e34b9cf687040fba57d
• https://git.kernel.org/stable/c/e5ffd1263dd5b44929c676171802e7b6af483f21
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.3
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8