CVE-2026-31651CWE-476

CVE-2026-31651

Medium · published April 24, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
5.5
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

mmc: vub300: fix NULL-deref on disconnect

Make sure to deregister the controller before dropping the reference to

the driver data on disconnect to avoid NULL-pointer dereferences or

use-after-free.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00166 · 5.5th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-04-24T19:16Z
Affected products (15)
ProductVersionsFixed in
linux/linux_kernel≥ 3.0.1, < 5.10.2535.10.253
linux/linux_kernel≥ 5.11, < 5.15.2035.15.203
linux/linux_kernel≥ 5.16, < 6.1.1696.1.169
linux/linux_kernel≥ 6.2, < 6.6.1356.6.135
linux/linux_kernel≥ 6.7, < 6.12.826.12.82
linux/linux_kernel≥ 6.13, < 6.18.236.18.23
linux/linux_kernel≥ 6.19, < 6.19.136.19.13
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
References (11)
https://git.kernel.org/stable/c/517b58e1d067115f80d198feee10192da4c424d0 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/53f2642d77ab5f1f303388bff5500363c6cf962c · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6446516e626ce7c44bdadbcbb3d7677a2c52ce93 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6468cab1173f44f7a4b7a05ce8abfdfd1ce1557a · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8d09e75759cb2afc0732acfb5a14a93c03805a61 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ba3b9429de94958dc0060d9816a915dd75c34919 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c83a282615d8f7ba28cebddd54600b419d562d82 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/dff34ef879c5e73298443956a8b391311ba78d57 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://cert-portal.siemens.com/productcert/html/ssa-019113.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-082556.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-457936.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 24 APR 14:45Z
    mmc: vub300: fix NULL-deref on disconnect
    cvelistv5