CVE-2026-68089

high

Description

In the Linux kernel, the following vulnerability has been resolved: iio: core: fix uninitialized data in debugfs If *ppos is non-zero then simple_write_to_buffer() will not initialize the start of buf[]. Non zero values for *ppos aren't going to work anyway. Test for them at the start of the function and return -EINVAL.

References

https://git.kernel.org/stable/c/e166a8cfb28a3d0da260dd70cae274eb8c7cec8d

https://git.kernel.org/stable/c/ab92ed206d41fd171ebd37bc46360d9f2140d043

https://git.kernel.org/stable/c/89fbd3e32dffb6227f936a9578e6eb4632aa4580

Details

Source: Mitre, NVD

Published: 2026-08-10

Updated: 2026-08-17

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.4

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00166