CVE-2022-49855

MEDIUM

Linux Kernel 5.14-5.15.79 and 5.16-6.0.9 - Use-After-Free in ipc_pcie_read_bios_cfg

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg ipc_pcie_read_bios_cfg() is using the acpi_evaluate_dsm() to obtain the wwan power state configuration from BIOS but is not freeing the acpi_object. The acpi_evaluate_dsm() returned acpi_object to be freed. Free the acpi_object after use.

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/13b1ea861e8aeb701bcfbfe436b943efa2d44029

Patch

https://git.kernel.org/stable/c/7560ceef4d2832a67e8781d924e129c7f542376f

Patch

https://git.kernel.org/stable/c/d38a648d2d6cc7bee11c6f533ff9426a00c2a74c

Scores

CVSS v3 5.5

EPSS 0.0016

EPSS Percentile 5.2%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-401

Status published

Products (12)

linux/Kernel 5.14.0 - 5.15.79linux

linux/Kernel 5.16.0 - 6.0.9linux

Linux/Linux < 5.14

Linux/Linux 5.14

Linux/Linux 5.15.79 - 5.15.*

Linux/Linux 6.0.9 - 6.0.*

Linux/Linux 6.1

Linux/Linux 7e98d785ae6184c7580a33619dae8b651769ff08 - 13b1ea861e8aeb701bcfbfe436b943efa2d44029

Linux/Linux 7e98d785ae6184c7580a33619dae8b651769ff08 - 7560ceef4d2832a67e8781d924e129c7f542376f

Linux/Linux 7e98d785ae6184c7580a33619dae8b651769ff08 - d38a648d2d6cc7bee11c6f533ff9426a00c2a74c

... and 2 more

Published May 01, 2025

Tracked Since Feb 18, 2026