What is CVE-2022-49278?

CVE-2022-49278 is a High severity Linux kernel vulnerability with a CVSS score of 7.1 out of 10, affecting Linux kernel versions from 5.9 onward and patched in 5.10.110, 5.15.33, 5.16.19 and others. CVE-2022-49278 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49278?

CVE-2022-49278 has a CVSS score of 7.1 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

Is there a patch available for CVE-2022-49278?

Yes, CVE-2022-49278 has been patched. Fixed versions include 5.10.110, 5.15.33, 5.16.19 and others. If you are running Linux kernel 5.9 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49278 actively exploited?

CVE-2022-49278 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-49278

High

In the Linux kernel, the following vulnerability has been resolved: remoteproc: Fix count check in rproc_coredump_write() Check count for 0, to avoid a potential underflow. Make the check the same as the one in rproc_recovery_write().

Package Linux Kernel

Published 2025-02-26

Last modified 2025-09-22

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.1

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-191

CVE-2022-49278 is classified as CWE-191

See CWE-191 on MITRE CWE for full details on this weakness type.

Affected versions

Linux kernel versions 5.9 and later are affected. Fixed in 5.10.110, 5.15.33, 5.16.19, 5.17.2, 5.18 and their respective stable series.

Affected from

≥ 5.9

Fixed in

✓ 5.10.110 5.10.x ✓ 5.15.33 5.15.x ✓ 5.16.19 5.16.x ✓ 5.17.2 5.17.x ✓ 5.18

References

The following references provide additional information about CVE-2022-49278 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/11572dad9fbadbd9269a2550f7e236b5b8c2d80c
Patch
Kernel patch commit
https://git.kernel.org/stable/c/34afac3c75fa08d6fabbab4c93f0a90618afaaa6
Patch
Kernel patch commit
https://git.kernel.org/stable/c/a8c3e53517985d69040a1b36a269e85f99cf0cea
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2022-49278

Severity High

CVSS score 7.1 / 10

CVSS version 3.1

Published 2025-02-26

Modified 2025-09-22

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-49278?

CVE-2022-49278 is a High severity Linux kernel vulnerability with a CVSS score of 7.1 out of 10 . It affects Linux kernel versions from 5.9 onward and has been patched in 5.10.110, 5.15.33, 5.16.19 and others. CVE-2022-49278 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49278?

CVE-2022-49278 has a CVSS score of 7.1 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:N/I:H/A:H.
Is there a patch available for CVE-2022-49278?

Yes — CVE-2022-49278 has been patched. Fixed versions include 5.10.110, 5.15.33, 5.16.19 and others. If you are running Linux kernel 5.9 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49278 actively exploited?

No — CVE-2022-49278 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.