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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
6d5dd486c715908b5a6ed02315a15ff044a91025 affected < e166a8cfb28a3d0da260dd70cae274eb8c7cec8d
6d5dd486c715908b5a6ed02315a15ff044a91025 affected < 89fbd3e32dffb6227f936a9578e6eb4632aa4580
6d5dd486c715908b5a6ed02315a15ff044a91025 affected < ab92ed206d41fd171ebd37bc46360d9f2140d043
Linux Linux affected
Version Status Constraints
6.15 affected —
0 unaffected < 6.15
6.18.39 unaffected ≤ 6.18.*
7.1.4 unaffected ≤ 7.1.*
7.2-rc1 unaffected ≤ *

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Fixes

Solution

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Workaround

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References
Link Providers
https://git.kernel.org/stable/c/89fbd3e32dffb6227f936a9578e6eb4632aa4580 cve-icon
https://git.kernel.org/stable/c/ab92ed206d41fd171ebd37bc46360d9f2140d043 cve-icon
https://git.kernel.org/stable/c/e166a8cfb28a3d0da260dd70cae274eb8c7cec8d cve-icon
History

Mon, 10 Aug 2026 12:00:00 +0000

Type Values Removed Values Added
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.
Title iio: core: fix uninitialized data in debugfs
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-08-10T11:51:43.963Z

Reserved: 2026-07-30T09:28:09.367Z

Link: CVE-2026-68089

cve-icon Vulnrichment

No data.

cve-icon NVD

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cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses

No weakness.