CVE-2024-43850

MEDIUM

Linux Kernel 6.0-6.6.43, 6.7-6.10.2 - Refcount Imbalance Denial of Service in ICC BWMon OPP Handling

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: icc-bwmon: Fix refcount imbalance seen during bwmon_remove The following warning is seen during bwmon_remove due to refcount imbalance, fix this by releasing the OPPs after use. Logs: WARNING: at drivers/opp/core.c:1640 _opp_table_kref_release+0x150/0x158 Hardware name: Qualcomm Technologies, Inc. X1E80100 CRD (DT) ... Call trace: _opp_table_kref_release+0x150/0x158 dev_pm_opp_remove_table+0x100/0x1b4 devm_pm_opp_of_table_release+0x10/0x1c devm_action_release+0x14/0x20 devres_release_all+0xa4/0x104 device_unbind_cleanup+0x18/0x60 device_release_driver_internal+0x1ec/0x228 driver_detach+0x50/0x98 bus_remove_driver+0x6c/0xbc driver_unregister+0x30/0x60 platform_driver_unregister+0x14/0x20 bwmon_driver_exit+0x18/0x524 [icc_bwmon] __arm64_sys_delete_module+0x184/0x264 invoke_syscall+0x48/0x118 el0_svc_common.constprop.0+0xc8/0xe8 do_el0_svc+0x20/0x2c el0_svc+0x34/0xdc el0t_64_sync_handler+0x13c/0x158 el0t_64_sync+0x190/0x194 --[ end trace 0000000000000000 ]---

Scores

CVSS v3 5.5
EPSS 0.0021
EPSS Percentile 11.3%
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

Status published
Products (11)
linux/Kernel 6.0.0 - 6.6.44linux
linux/Kernel 6.7.0 - 6.10.3linux
Linux/Linux < 6.0
Linux/Linux 6.0
Linux/Linux 6.10.3 - 6.10.*
Linux/Linux 6.11
Linux/Linux 6.6.44 - 6.6.*
Linux/Linux b9c2ae6cac403dee3195fda9eb28d8ee733b225b - 24086640ab39396eb1a92d1cb1cd2f31b2677c52
Linux/Linux b9c2ae6cac403dee3195fda9eb28d8ee733b225b - 4100d4d019f8e140be1d4d3a9d8d93c1285f5d1c
Linux/Linux b9c2ae6cac403dee3195fda9eb28d8ee733b225b - aad41f4c169bcb800ae88123799bdf8cdec3d366
... and 1 more
Published Aug 17, 2024
Tracked Since Feb 18, 2026