CVE-2026-31504
packet_release() via NETDEV_UP race vulnerability
MSRC advisory April 23, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-31504
- Affected products
- packet_release() via NETDEV_UP race · packet_release packet_release() via NETDEV_UP race · packet_release
What happened
Information published.
What it means for your business
net net: fix fanout UAF in packet_release() via NETDEV_UP race (CVE-2026-31504) was added to Microsoft’s security update guidance. Information published. PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.
EPSS probability
0.14%
Sources
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