CVE-2026-99076: Linux 4.15

Affected technology

Linux · 2b760fcf5cfb34e8610df56d83745b2b74ae1379 to before 8c9b310c958be33ba8fb9d0e6b77811d013e10c0, 2b760fcf5cfb34e8610df56d83745b2b74ae1379 to before ac76cab50e899a7346408b8d3c3a4192c2eefb9f
Linux

Linux · 4.15
Linux

Component: Not specified by the source
File: net/ipv6/udp.c

What an attacker can do

Off-path attackers can conduct a side-channel attack on the exception cache in order to discover the ephemeral port used by a connected UDP socket.

Published 23-Oct-2026 16:21 UTC

KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-23 16:21:11.961805+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-23 16:20:36.797830+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-99076.html