What is CVE-2022-48695?

CVE-2022-48695 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Use After Free flaw (CWE-416), affecting Linux kernel versions from 4.4 onward and patched in 4.9.328, 4.14.293, 4.19.258 and others. CVE-2022-48695 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-48695?

CVE-2022-48695 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2022-48695?

Yes, CVE-2022-48695 has been patched. Fixed versions include 4.9.328, 4.14.293, 4.19.258 and others. If you are running Linux kernel 4.4 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-48695 actively exploited?

CVE-2022-48695 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/416.html

CVE-2022-48695

High

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix use-after-free warning Fix the following use-after-free warning which is observed during controller reset: refcount_t: underflow; use-after-free. WARNING: CPU: 23 PID: 5399 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0

Package Linux Kernel

Published 2024-05-03

Last modified 2024-12-26

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-416

CVE-2022-48695 is a Use After Free vulnerability

What is Use After Free?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE

Affected versions

Linux kernel versions 4.4 and later are affected. Fixed in 4.9.328, 4.14.293, 4.19.258, 5.4.213, 5.10.143, 5.15.68, 5.19.9, 6.0 and their respective stable series.

Affected from

≥ 4.4

Fixed in

✓ 4.9.328 4.9.x ✓ 4.14.293 4.14.x ✓ 4.19.258 4.19.x ✓ 5.4.213 5.4.x ✓ 5.10.143 5.10.x ✓ 5.15.68 5.15.x ✓ 5.19.9 5.19.x ✓ 6.0

References

8 total

Kernel Git
https://git.kernel.org/stable/c/41acb064c4e013808bc7d5fc1b506fa449425b0b

Patch
Kernel Git
https://git.kernel.org/stable/c/5682c94644fde72f72bded6580c38189ffc856b5

Patch
Kernel Git
https://git.kernel.org/stable/c/6229fa494a5949be209bc73afbc5d0a749c2e3c7

Patch
Kernel Git
https://git.kernel.org/stable/c/82efb917eeb27454dc4c6fe26432fc8f6c75bc16

Patch
Kernel Git
https://git.kernel.org/stable/c/991df3dd5144f2e6b1c38b8d20ed3d4d21e20b34

Patch

Showing 5 of 8 references View all on NVD

Details

CVE ID CVE-2022-48695

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2024-05-03

Modified 2024-12-26

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-48695?

CVE-2022-48695 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Use After Free flaw (CWE-416) . It affects Linux kernel versions from 4.4 onward and has been patched in 4.9.328, 4.14.293, 4.19.258 and others. CVE-2022-48695 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-48695?

CVE-2022-48695 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2022-48695?

Yes. CVE-2022-48695 has been patched. Fixed versions include 4.9.328, 4.14.293, 4.19.258 and others. If you are running Linux kernel 4.4 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-48695 actively exploited?

No. CVE-2022-48695 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.