CVE-2026-31651
Not scored
mmc: vub300: fix NULL-deref on disconnect
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.
Exploit probability
0.1%
Published
April 24, 2026
Required by
Not available
Last source change
July 22, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2026-31651
View original source
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.
05 / REFERENCES
Further evidence
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/517b58e1d067115f80d198feee10192da4c424d0
- https://git.kernel.org/stable/c/53f2642d77ab5f1f303388bff5500363c6cf962c
- https://git.kernel.org/stable/c/6446516e626ce7c44bdadbcbb3d7677a2c52ce93
- https://git.kernel.org/stable/c/6468cab1173f44f7a4b7a05ce8abfdfd1ce1557a
- https://git.kernel.org/stable/c/8d09e75759cb2afc0732acfb5a14a93c03805a61
- https://git.kernel.org/stable/c/ba3b9429de94958dc0060d9816a915dd75c34919
- https://git.kernel.org/stable/c/c83a282615d8f7ba28cebddd54600b419d562d82
- https://git.kernel.org/stable/c/dff34ef879c5e73298443956a8b391311ba78d57
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31651.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-31651