Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2026-68176 Details

Description

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix mmiotrace possible NULL dereferencing of hiter->dev If the mmio_pipe_open() fails to find a PCI device, the hiter->dev will be assigned to NULL. The mmiotrace read() function dereferences the hiter->dev if hiter exists. Change the test of the read to not only check hiter being NULL, but also the hiter->dev before dereferencing it.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://git.kernel.org/stable/c/0d5aaf91a3d05f7f993401af27872a5fc0f26edc kernel.org
https://git.kernel.org/stable/c/144f29e85702234b23d2a62abf723e6a17eb5427 kernel.org
https://git.kernel.org/stable/c/201a01102c529772168181190cb084471082cf5c kernel.org
https://git.kernel.org/stable/c/3635a9e8b453e658a49b39d025f35bbc6e58d0e2 kernel.org
https://git.kernel.org/stable/c/724cd84b0546c07806840fa658714488553d13a2 kernel.org

see all 8 references

Weakness Enumeration

No weakness enumeration is available for this CVE.

Affected Products

No affected product data is available for this CVE.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-68176
NVD Published Date:
Aug 10, 2026
NVD Last Modified:
Aug 19, 2026
Source:
kernel.org
CVE-2026-68176 Details - Not Deferred