Debian/linux-6.12: high 7.8
In the Linux kernel, the following vulnerability has been resolved: ublk: clear VM_MAYWRITE on read-only ublk char device mmap ublk_ch_mmap() rejects mmap requests with VM_WRITE set, but never clears
Action: Upgrade linux-6.12 to 6.12.111-1~deb12u1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 6.12.111-1~deb12u1 | - |
Fixed versions
| 6.12.111-1~deb12u1 |
Sources
- osv: DEBIAN-CVE-2026-89793#Debian:12/linux-6.12
- https://security-tracker.debian.org/tracker/CVE-2026-89793
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