What is CVE-2026-64315?

CVE-2026-64315 is a High severity Linux kernel vulnerability with a CVSS score of 7.0 out of 10, affecting Linux kernel versions from 4.20 onward and patched in 5.10.261, 5.15.212, 6.1.178 and others. CVE-2026-64315 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-64315?

CVE-2026-64315 has a CVSS score of 7.0 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2026-64315?

Yes, CVE-2026-64315 has been patched. Fixed versions include 5.10.261, 5.15.212, 6.1.178 and others. If you are running Linux kernel 4.20 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2026-64315 actively exploited?

CVE-2026-64315 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2026-64315

High

In the Linux kernel, the following vulnerability has been resolved: crypto: caam - use print_hex_dump_devel to guard key hex dumps Use print_hex_dump_devel() for dumping sensitive key material in *_setkey() to avoid leaking secrets at runtime when CONFIG_DYNAMIC_DEBUG is enabled.

Package Linux Kernel

Published 2026-07-25

Last modified 2026-09-03

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.0

out of 10

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Affected versions

Linux kernel versions 4.20 and later are affected. Fixed in 5.10.261, 5.15.212, 6.1.178, 6.6.145, 6.12.96, 6.18.39, 7.1.4, 7.2 and their respective stable series.

Affected from

≥ 4.20

Fixed in

✓ 5.10.261 5.10.x ✓ 5.15.212 5.15.x ✓ 6.1.178 6.1.x ✓ 6.6.145 6.6.x ✓ 6.12.96 6.12.x ✓ 6.18.39 6.18.x ✓ 7.1.4 7.1.x ✓ 7.2

References

8 total

Kernel Git
https://git.kernel.org/stable/c/1ec775f6a124cce6278ae58b7d1c78a3bc6eef23

Patch
Kernel Git
https://git.kernel.org/stable/c/59057f5d4e9a195c6dd61695ad3bc4481ddf4f14

Patch
Kernel Git
https://git.kernel.org/stable/c/6407dc85d0a4306681cf6c9be7f05e05dcb67a37

Patch
Kernel Git
https://git.kernel.org/stable/c/8005dc808bcce7d6cc2ae015a3cde1683bee602d

Patch
Kernel Git
https://git.kernel.org/stable/c/8904b425cfcafe6a820c94b9bdf4b10f7d70f9d7

Patch

Showing 5 of 8 references View all on NVD

Details

CVE ID CVE-2026-64315

Severity High

CVSS score 7.0 / 10

CVSS version 3.1

Published 2026-07-25

Modified 2026-09-03

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2026-64315?

CVE-2026-64315 is a High severity Linux kernel vulnerability with a CVSS score of 7.0 out of 10 . It affects Linux kernel versions from 4.20 onward and has been patched in 5.10.261, 5.15.212, 6.1.178 and others. CVE-2026-64315 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2026-64315?

CVE-2026-64315 has a CVSS score of 7.0 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2026-64315?

Yes. CVE-2026-64315 has been patched. Fixed versions include 5.10.261, 5.15.212, 6.1.178 and others. If you are running Linux kernel 4.20 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2026-64315 actively exploited?

No. CVE-2026-64315 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.