In the Linux kernel, the following vulnerability has been resolved:

driver: base: fix UAF when driver_attach failed

When driver_attach(drv); failed, the driver_private will be freed.
But it has been added to the bus, which caused a UAF.

To fix it, we need to delete it from the bus when failed.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00031.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

No data.

Advisories
Source ID Title
EUVD EUVD EUVD-2022-54844 In the Linux kernel, the following vulnerability has been resolved: driver: base: fix UAF when driver_attach failed When driver_attach(drv); failed, the driver_private will be freed. But it has been added to the bus, which caused a UAF. To fix it, we need to delete it from the bus when failed.
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/310862e574001a97ad02272bac0fd13f75f42a27 cve-icon cve-icon
https://git.kernel.org/stable/c/5389101257828d1913d713d9a40acbe14f5961df cve-icon cve-icon
https://git.kernel.org/stable/c/5d709f58c743166fe1c6914b9de0ae8868600d9b cve-icon cve-icon
https://git.kernel.org/stable/c/823f24f2e329babd0330200d0b74882516fe57f4 cve-icon cve-icon
https://git.kernel.org/stable/c/c059665c84feab46b7173d3a1bf36c2fb7f9df86 cve-icon cve-icon
https://git.kernel.org/stable/c/cdf1a683a01583bca4b618dd16223cbd6e462e21 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025022648-CVE-2022-49385-258c@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2022-49385 cve-icon
https://www.cve.org/CVERecord?id=CVE-2022-49385 cve-icon
History

Tue, 25 Mar 2025 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel

Tue, 04 Mar 2025 03:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Thu, 27 Feb 2025 18:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

 cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Thu, 27 Feb 2025 01:45:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate

Wed, 26 Feb 2025 02:45:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: driver: base: fix UAF when driver_attach failed When driver_attach(drv); failed, the driver_private will be freed. But it has been added to the bus, which caused a UAF. To fix it, we need to delete it from the bus when failed.
Title driver: base: fix UAF when driver_attach failed
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-05-04T08:36:33.613Z

Reserved: 2025-02-26T02:08:31.560Z

Link: CVE-2022-49385

cve-icon Vulnrichment

Updated: 2025-02-27T17:58:43.181Z

cve-icon NVD

Status : Analyzed

Published: 2025-02-26T07:01:15.103

Modified: 2025-03-25T14:58:25.690

Link: CVE-2022-49385

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-02-26T00:00:00Z

Links: CVE-2022-49385 - Bugzilla

cve-icon OpenCVE Enrichment

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