CVE-2023-31284: Illumos Illumos-Gate

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

illumos illumos-gate before 676abcb has a stack buffer overflow in /dev/net, leading to privilege escalation via a stat on a long file name in /dev/net.

Affected products

• Illumos Illumos-Gate: before 2023-04-29 (fixed in 2023-04-29)

Published 2023-05-04. Last modified 2026-06-17.