CVE-2026-31389

HIGH EPSS 1.9%
Published Apr 3, 20262mo ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Apr 3, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: spi: fix use-after-free on controller registration failure Make sure to deregister from driver core also in the unlikely event that per-cpu statistics allocation fails during controller registration to avoid use-after-free (of driver resources) and unclocked register accesses.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
1.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 9

VendorProductVersionRange
linuxlinux_kernel*≥6.0  –  <6.1.167
linuxlinux_kernel*≥6.2  –  <6.6.130
linuxlinux_kernel*≥6.7  –  <6.12.78
linuxlinux_kernel*≥6.13  –  <6.18.20
linuxlinux_kernel*≥6.19  –  <6.19.10
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any
linuxlinux_kernel7.0any

References 6

  • git.kernel.org https://git.kernel.org/stable/c/0e23f50086da7d0b183dfeac26021acfcdee086b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/23b51bad2eb8787aa74324cfccefb258515ae5ba
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6bbd385b30c7fb6c7ee0669e9ada91490938c051
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/80f3e8cd2b4ad355b2ad2024cf423f6d183404f7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8634e05b08ead636e926022f4a98416e13440df9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/afe27c1f43aa57530011f419be6ddf71306565d2
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0e23f50086da7d0b183dfeac26021acfcdee086b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/23b51bad2eb8787aa74324cfccefb258515ae5ba
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6bbd385b30c7fb6c7ee0669e9ada91490938c051
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/80f3e8cd2b4ad355b2ad2024cf423f6d183404f7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8634e05b08ead636e926022f4a98416e13440df9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/afe27c1f43aa57530011f419be6ddf71306565d2
    Patch