CVE-2026-31543

MEDIUM EPSS 2.2%
Published Apr 24, 20262mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Apr 24, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: crash_dump: don't log dm-crypt key bytes in read_key_from_user_keying When debug logging is enabled, read_key_from_user_keying() logs the first 8 bytes of the key payload and partially exposes the dm-crypt key. Stop logging any key bytes.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
2.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 6

VendorProductVersionRange
linuxlinux_kernel*≥6.16  –  <6.18.20
linuxlinux_kernel*≥6.19  –  <6.19.10
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any

References 3

  • git.kernel.org https://git.kernel.org/stable/c/36f46b0e36892eba08978eef7502ff3c94ddba77
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4897bd307ba8757c31a3325ba6730961be606016
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ed8d91f469845d62d44c565a55d2ab1767969357
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/36f46b0e36892eba08978eef7502ff3c94ddba77
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4897bd307ba8757c31a3325ba6730961be606016
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ed8d91f469845d62d44c565a55d2ab1767969357
    Patch