Ubuntu: Security Advisory (USN-7801-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2025-21910

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: regulatory: improve invalid hints checking Syzbot keeps reporting an issue 1 that occurs when erroneous symbols sent from userspace get through into useralpha2 via regulatoryhintuser call. Such invalid regulatory...

CVE-2025-21910

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: regulatory: improve invalid hints checking Syzbot keeps reporting an issue 1 that occurs when erroneous symbols sent from userspace get through into useralpha2 via regulatoryhintuser call. Such invalid regulatory...

CVE-2025-21910 wifi: cfg80211: regulatory: improve invalid hints checking

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: regulatory: improve invalid hints checking Syzbot keeps reporting an issue 1 that occurs when erroneous symbols sent from userspace get through into useralpha2 via regulatoryhintuser call. Such invalid regulatory...

CVE-2025-21910

CVE-2025-21910 affects the Linux kernel (wifi: cfg80211: regulatory) where invalid user regulatory hints could pass through via regulatory_hint_user() into user_alpha2[]. The root cause involves isalpha() handling non-Latin symbols and a subsequent toupper() mutation that bypassed a prior check. ...

CVE-2025-21910 wifi: cfg80211: regulatory: improve invalid hints checking

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: regulatory: improve invalid hints checking Syzbot keeps reporting an issue 1 that occurs when erroneous symbols sent from userspace get through into useralpha2 via regulatoryhintuser call. Such invalid regulatory...