CVE-2026-80616

ieee802154: Avoid calling WARN_ON() on -ENOMEM in cfg802154_switch_netns()

CVE-2026-80616 is fixed in linux on 1 platform, first by DEBIAN-CVE-2026-80616, released August 29, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent
CVSS
9.8
Critical
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0022
12th percentile

In the Linux kernel, the following vulnerability has been resolved: ieee802154: Avoid calling WARN_ON() on -ENOMEM in cfg802154_switch_netns() It's pointless to call WARN_ON() in case of an allocation failure in dev_change_net_namespace() and device_rename(), since it only leads to useless splats caused by deliberate fault injections, so avoid it. Found by Linux Verification Center (linuxtesting.org) with Syzkaller.

Where it's fixed

ProductFixed inFixReleased
Linux
linux · Debian 13.5 (trixie) 6.12.115-2 DEBIAN-CVE-2026-80616 Aug 29, 2026
linux · Debian 14 7.1.5-1 DEBIAN-CVE-2026-80616 Aug 29, 2026

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