CVE-2026-23245

In the Linux kernel, the following vulnerability has been resolved: net/sched: act_gate: snapshot parameters with RCU on replace The gate action can be replaced while the hrtimer callback or dump path is walking the schedule list. Convert the parameters to an RCU-protected snapshot and swap updates under tcf_lock, freeing the previous snapshot via call_rcu(). When REPLACE omits the entry list, preserve the existing schedule so the effective state is unchanged.

The following products are affected by CVE-2026-23245 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-23245.

URL	Resource
https://git.kernel.org/stable/c/035d0d09d5ab3ed3e93d18cde2b562a6719eea23
https://git.kernel.org/stable/c/04d75529dc0f9be78786162ebab7424af4644df2
https://git.kernel.org/stable/c/58b162e318d0243ad2d7d92456c0873f2494c351
https://git.kernel.org/stable/c/62413a9c3cb183afb9bb6e94dd68caf4e4145f4c
https://git.kernel.org/stable/c/8b1251bbf0f10ac745ed74bad4d3b433caa1eeae
https://git.kernel.org/stable/c/dfc314d7c767e350f78a46a8f8b134f80e8ad432
https://git.kernel.org/stable/c/fc98fd8d214693be91253d9a88cdf8e5e143d124
https://lore.kernel.org/linux-cve-announce/2026031817-CVE-2026-23245-ac26@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2026-23245
https://www.cve.org/CVERecord?id=CVE-2026-23245