Quick answers
- Is CVE-2026-98874 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-98874 being exploited in the wild.
- How severe is CVE-2026-98874?
- Informational severity, published 23 October 2026.
- Which products and versions are affected?
- Unknown Linux kernel affected versions not specified in advisory.
- Is there a fix for CVE-2026-98874?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-98874 attacked?
- It is attacked with local access, in an operating system.
- Am I affected by CVE-2026-98874?
- Check whether you run Unknown Linux kernel at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The vulnerability is a logic error in iwlwifi's mld/d3.c driver where a WARN_ON() was incorrectly triggered when the driver was called to suspend with WoWLAN configured but the device was not associated to a network and no netdetect was enabled. The fix removes the incorrect warning and allows normal suspend behavior by returning 1 to disconnect and suspend cleanly. This is a driver configuration handling issue, not a security bypass.
Affected products
- <UNKNOWN> Linux Kernel affected versions not specified in advisory
Timeline
- 2026-10-23: disclosed