What is CVE-2022-49635?

CVE-2022-49635 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Out-of-bounds Write flaw (CWE-787), affecting Linux kernel versions from 4.12 onward and patched in 5.18.13 and 5.19. CVE-2022-49635 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49635?

CVE-2022-49635 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-2022-49635?

Yes, CVE-2022-49635 has been patched. Fixed versions include 5.18.13 and 5.19. If you are running Linux kernel 4.12 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49635 actively exploited?

CVE-2022-49635 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/787.html

CVE-2022-49635

High

In the Linux kernel, the following vulnerability has been resolved: drm/i915/selftests: fix subtraction overflow bug On some machines hole_end can be small enough to cause subtraction overflow. On the other side (addr + 2 * min_alignment) can overflow in case of mock tests. This patch should handle both cases. (cherry picked from commit ab3edc679c552a466e4bf0b11af3666008bd65a2)

Package Linux Kernel

Published 2025-02-26

Last modified 2025-10-23

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-787

CVE-2022-49635 is a Out-of-bounds Write vulnerability

What is Out-of-bounds Write?

The product writes data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE

Affected versions

Linux kernel versions 4.12 and later are affected. Fixed in 5.18.13, 5.19 and their respective stable series.

Affected from

≥ 4.12

Fixed in

✓ 5.18.13 5.18.x ✓ 5.19

References

The following references provide additional information about CVE-2022-49635 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/333991c4e66b3d4b5613315f18016da80344f659
Patch
Kernel patch commit
https://git.kernel.org/stable/c/e8997d2d6b8d764e12489f1af2a1ce1d7384ca2a
Patch

Details

CVE ID CVE-2022-49635

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2025-02-26

Modified 2025-10-23

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-49635?

CVE-2022-49635 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Out-of-bounds Write flaw (CWE-787) . It affects Linux kernel versions from 4.12 onward and has been patched in 5.18.13 and 5.19. CVE-2022-49635 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49635?

CVE-2022-49635 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-2022-49635?

Yes — CVE-2022-49635 has been patched. Fixed versions include 5.18.13 and 5.19. If you are running Linux kernel 4.12 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49635 actively exploited?

No — CVE-2022-49635 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. View CWE-787 on MITRE CWE →