SB20241022296 - Incorrect calculation in Linux kernel thermal driver

Description

This security bulletin contains information about 1 vulnerability.

1) Incorrect calculation (CVE-ID: CVE-2024-50028)

CWE-ID: CWE-682 - Incorrect Calculation

CVSSv4: 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/E:U/U:Clear

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

The vulnerability exists due to incorrect calculation within the thermal_genl_cmd_tz_get_trip(), thermal_genl_cmd_tz_get_temp() and thermal_genl_cmd_tz_get_gov() functions in drivers/thermal/thermal_netlink.c, within the thermal_zone_get_by_id() function in drivers/thermal/thermal_core.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/c95538b286efc6109c987e97a051bc7844ede802
• https://git.kernel.org/stable/c/a42a5839f400e929c489bb1b58f54596c4535167
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.4
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12