Linux Kernel up to 6.2.8 bq24190_charger.c bq24190_remove use after free

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Linux Kernel up to 6.2.8. Affected by this issue is the function bq24190_remove of the file drivers/power/supply/bq24190_charger.c. This manipulation causes use after free. This vulnerability is registered as CVE-2023-33288. The attack needs to be launched locally. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.2.8 (Operating System). It has been declared as problematic. Affected by this vulnerability is the function bq24190_remove of the file drivers/power/supply/bq24190_charger.c. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect availability. The summary by CVE is:

An issue was discovered in the Linux kernel before 6.2.9. A use-after-free flaw was found in bq24190_remove in drivers/power/supply/bq24190_charger.c. It could allow a local attacker to crash the system due to a race problem.

The weakness was published 05/22/2023. It is possible to read the advisory at git.kernel.org. This vulnerability is known as CVE-2023-33288 since 05/22/2023. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 6.2.9 eliminates this vulnerability. The upgrade is hosted for download at cdn.kernel.org. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-37453). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.7
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 6.2.9
Patch: git.kernel.org

Timelineinfo

05/22/2023 🔍
05/22/2023 +0 days 🔍
05/22/2023 +0 days 🔍
01/04/2026 +958 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: 47c29d69212911f50bdcdd0564b5999a559010d4
Status: Confirmed

CVE: CVE-2023-33288 (🔍)
GCVE (CVE): GCVE-0-2023-33288
GCVE (VulDB): GCVE-100-229615
EUVD: 🔍

Entryinfo

Created: 05/22/2023 07:02
Updated: 01/04/2026 06:03
Changes: 05/22/2023 07:02 (43), 06/15/2023 14:17 (1), 06/15/2023 14:20 (10), 01/04/2026 06:03 (16)
Complete: 🔍
Cache ID: 216::103

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