soc: qcom: icc-bwmon: Fix refcount imbalance seen during bwmon_remove
Summary
| CVE | CVE-2024-43850 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2024-08-17 10:15:10 UTC |
| Updated | 2026-10-30 13:17:33 UTC |
| 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 ]--- |
Risk And Classification
Primary CVSS: v3.1 5.5 MEDIUM from [email protected]
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Problem Types: NVD-CWE-Other
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected b9c2ae6cac403dee3195fda9eb28d8ee733b225b 8bbcd84133e16e8f87d6765681639e2210d4be69 git | Not specified |
| CNA | Linux | Linux | affected b9c2ae6cac403dee3195fda9eb28d8ee733b225b aad41f4c169bcb800ae88123799bdf8cdec3d366 git | Not specified |
| CNA | Linux | Linux | affected b9c2ae6cac403dee3195fda9eb28d8ee733b225b 4100d4d019f8e140be1d4d3a9d8d93c1285f5d1c git | Not specified |
| CNA | Linux | Linux | affected b9c2ae6cac403dee3195fda9eb28d8ee733b225b 24086640ab39396eb1a92d1cb1cd2f31b2677c52 git | Not specified |
| CNA | Linux | Linux | affected 6.0 | Not specified |
| CNA | Linux | Linux | unaffected 6.0 semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.191 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.44 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.10.3 6.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.11 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/24086640ab39396eb1a92d1cb1cd2f31b2677c52 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/8bbcd84133e16e8f87d6765681639e2210d4be69 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/4100d4d019f8e140be1d4d3a9d8d93c1285f5d1c | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/aad41f4c169bcb800ae88123799bdf8cdec3d366 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.