Resource management error in Linux kernel - CVE-2025-39785

Vulnerability identifier: #VU115582

CSH Severity: Low

CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-39785

CWE-ID: CWE-399

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to resource management error within the hibmc_unload() and hibmc_msi_init() functions in drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
openEuler
kernel
python3-perf-debuginfo
python3-perf
perf-debuginfo
perf
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-source
kernel-headers
kernel-devel
kernel-debugsource
kernel-debuginfo
bpftool-debuginfo
bpftool

Install update from vendor's repository.

kernel - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
python3-perf-debuginfo - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
python3-perf - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
perf-debuginfo - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
perf - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
kernel-tools-devel - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
kernel-tools-debuginfo - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
kernel-tools - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
kernel-source - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
kernel-headers - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
kernel-devel - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
kernel-debugsource - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
kernel-debuginfo - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
bpftool-debuginfo - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124
bpftool - addressed in versions 6.6.0-125.0.0.112, 6.6.0-125.0.0.124

• https://git.kernel.org/stable/c/06d261a085a11600f5b577bb56a65fb2c3e57d0a
• https://git.kernel.org/stable/c/8bed4ec42a4e0dc8113172696ff076d1eb6d8bcb

• Resource management error in Linux kernel hisilicon hibmc driver
• openEuler 24.03 LTS SP1 update for kernel
• openEuler 24.03 LTS update for kernel