CVE-2026-80690 scsi: ufs: core: Initialize hba->rpmbs list in ufshcd
A missing list initialization in the Linux kernel UFS driver can cause a null pointer dereference during device teardown, leading to a system crash.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-80690?
CVE-2026-80690 is a vulnerability in Linux, published on 28 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
scsi: ufs: core: Initialize hba->rpmbs list in ufshcd
Initialize the hba->rpmbs list in ufshcd_alloc_host() to prevent NULL pointer dereference in the device teardown path if ufs_rpmb_probe() fails.
Which versions are affected by CVE-2026-80690?
How do I fix CVE-2026-80690?
Apply the vendor's patch.
Is CVE-2026-80690 being exploited?
There is no known exploitation of CVE-2026-80690 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-80690, GHSA-wjg4-g2mx-fg6x, UBUNTU-CVE-2026-80690.