← back
CVE-2024-50080

ublk: don't allow user copy for unprivileged device

CVSS 5.5 MEDIUMEPSS 0.2%
In the Linux kernel, the following vulnerability has been resolved: ublk: don't allow user copy for unprivileged device UBLK_F_USER_COPY requires userspace to call write() on ublk char device for filling request buffer, and unprivileged device can't be trusted. So don't allow user copy for unprivileged device.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Linux · Linux

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →
References
https://git.kernel.org/stable/c/42aafd8b48adac1c3b20fe5892b1b91b80c1a1e6https://git.kernel.org/stable/c/6414ab5c9c9c068eca6dc4fd3a036bc4b83164dchttps://git.kernel.org/stable/c/8f3d5686a2409877c5e8e2540774d24ed2b4a4ce