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redhatcveRedhat.comRH:CVE-2023-33288
HistoryMay 23, 2023 - 8:46 a.m.

CVE-2023-33288

2023-05-2308:46:02
redhat.com
access.redhat.com
8
use-after-free
linux kernel
power subsystem
local attacker
crash
race problem
mitigation
blacklist
kernel module

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

A use-after-free flaw was found in bq24190_remove in drivers/power/supply/bq24190_charger.c in the power subsystem in the Linux Kernel. This flaw allows a local attacker to crash the system due to a race problem.

Mitigation

In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module bq24190-charger. For instructions relating to how to blacklist a kernel module, refer to: <https://access.redhat.com/solutions/41278&gt;

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%