What is CVE-2022-48708?

CVE-2022-48708 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a NULL Pointer Dereference flaw (CWE-476), affecting Linux kernel versions from 4.11 onward and patched in 4.14.306, 4.19.273, 5.4.232 and others. CVE-2022-48708 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-48708?

CVE-2022-48708 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2022-48708?

Yes, CVE-2022-48708 has been patched. Fixed versions include 4.14.306, 4.19.273, 5.4.232 and others. If you are running Linux kernel 4.11 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-48708 actively exploited?

CVE-2022-48708 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is NULL Pointer Dereference (CWE-476)?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/476.html

CVE-2022-48708

Medium

In the Linux kernel, the following vulnerability has been resolved: pinctrl: single: fix potential NULL dereference Added checking of pointer "function" in pcs_set_mux(). pinmux_generic_get_function() can return NULL and the pointer "function" was dereferenced without checking against NULL. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Package Linux Kernel

Published 2024-05-21

Last modified 2024-12-31

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-476

CVE-2022-48708 is a NULL Pointer Dereference vulnerability

What is NULL Pointer Dereference?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. Learn more on MITRE CWE

Affected versions

Linux kernel versions 4.11 and later are affected. Fixed in 4.14.306, 4.19.273, 5.4.232, 5.10.168, 5.15.94, 6.1.12, 6.2 and their respective stable series.

Affected from

≥ 4.11

Fixed in

✓ 4.14.306 4.14.x ✓ 4.19.273 4.19.x ✓ 5.4.232 5.4.x ✓ 5.10.168 5.10.x ✓ 5.15.94 5.15.x ✓ 6.1.12 6.1.x ✓ 6.2

References

7 total

Kernel Git
https://git.kernel.org/stable/c/1177bdafe87cbe543a2dc48a9bbac265aa5864db

Patch
Kernel Git
https://git.kernel.org/stable/c/2b763f7de108cb1a5ad5ed08e617d677341947cb

Patch
Kernel Git
https://git.kernel.org/stable/c/6e2a0521e4e84a2698f2da3950fb5c5496a4d208

Patch
Kernel Git
https://git.kernel.org/stable/c/71668706fbe7d20e6f172fa3287fa8aac1b56c26

Patch
Kernel Git
https://git.kernel.org/stable/c/bcc487001a15f71f103d102cba4ac8145d7a68f2

Patch

Showing 5 of 7 references View all on NVD

Details

CVE ID CVE-2022-48708

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-05-21

Modified 2024-12-31

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-48708?

CVE-2022-48708 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . It affects Linux kernel versions from 4.11 onward and has been patched in 4.14.306, 4.19.273, 5.4.232 and others. CVE-2022-48708 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-48708?

CVE-2022-48708 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2022-48708?

Yes. CVE-2022-48708 has been patched. Fixed versions include 4.14.306, 4.19.273, 5.4.232 and others. If you are running Linux kernel 4.11 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-48708 actively exploited?

No. CVE-2022-48708 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.