The vulnerability of the ieee80211_probe_client() function in the net/mac80211/cfg.c module of the mac80211 stack in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ieee80211probeclient function in the net/mac80211/cfg.c module of the mac80211 stack in the Linux operating system is related to incorrect validation of input data. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

CVE-2026-23040

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: fix typo in frequency notification The NAN notification is for 5745 MHz which corresponds to channel 149 and not 5475 which is not actually a valid channel. This could result in a NULL pointer dereference in...

CVE-2026-23040

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: fix typo in frequency notification The NAN notification is for 5745 MHz which corresponds to channel 149 and not 5475 which is not actually a valid channel. This could result in a NULL pointer dereference in...

CVE-2026-23040

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: fix typo in frequency notification The NAN notification is for 5745 MHz which corresponds to channel 149 and not 5475 which is not actually a valid channel. This could result in a NULL pointer dereference in...

kernel: mac80211: fix potential double free on mesh join

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix potential double free on mesh join While commit 6a01afcf8468 "mac80211: mesh: Free ie data when leaving mesh" fixed a memory leak on mesh leave / teardown it introduced a potential memory corruption caused by a doub...

CLSA-2026-1770028764 kernel: Fix of 14 CVEs

efivarfs: Fix slab-out-of-bounds in efivarfsdcompare CVE-2025-39817 - scsi: ses: Fix possible descptr out-of-bounds accesses CVE-2023-53675 - ipv6: Fix out-of-bounds access in ipv6findtlv CVE-2023-53705 - libceph: fix potential use-after-free in havemonandosdmap CVE-2025-68285 - scsi: lpfc: Fix...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

kernel: mac80211: fix potential double free on mesh join

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix potential double free on mesh join While commit 6a01afcf8468 "mac80211: mesh: Free ie data when leaving mesh" fixed a memory leak on mesh leave / teardown it introduced a potential memory corruption caused by a doub...

CLSA-2026-1769610819 kernel: Fix of 39 CVEs

Bluetooth: hcisysfs: Fix attempting to call deviceadd multiple times CVE-2022-50419 - firewire: net: fix use after free in fwnetfinishincomingpacket CVE-2023-53432 - wifi: brcmfmac: fix use-after-free bug in brcmfnetdevstartxmit CVE-2022-50408 - wifi: brcmfmac: slab-out-of-bounds read in...

RHEL 9 : kernel (RHSA-2026:1494)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1494 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mac80211: fix potential double...

ROS-20260126-73-0065

A vulnerability in the mac80211 component of the Linux operating system kernel is related to pointer dereferencing errors. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004855)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004855 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Don't finalize CSA in IBSS mode if state is disconnected When we are not connecte...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004848)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004848 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Fix UAF in ieee80211scanrx ieee80211scanrx tries to access scanreq-flags after a...

Azure Linux 3.0 Security Update: kernel (CVE-2025-37794)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-37794 advisory. - In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Purge vif txq in...

Azure Linux 3.0 Security Update: kernel (CVE-2024-47738)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-47738 advisory. - In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't use rate mask for...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2022-50116: kernel: tty: ngsm: fix deadlock and link starvation in outgoing data path bsc1244824. CVE-2024-53177: smb: prevent use-after-free due to opencacheddir...

ROS-20260119-7390

A vulnerability in the ieee80211ifparseactivelinks function of the net/mac80211/debugfsnetdev.c module of the Linux kernel is related to insufficient input validation. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

wifi: mac80211: Discard Beacon frames to non-broadcast address

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SUSE CVE-2025-71127

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Discard Beacon frames to non-broadcast address Beacon frames are required to be sent to the broadcast address, see IEEE Std 802.11-2020, 11.1.3.1 "The Address 1 field of the Beacon .. frame shall be set to the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001275)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001275 advisory. Memory leak in the hwsimnewradionl function in drivers/net/wireless/mac80211hwsim.c in the Linux kernel through 4.15.9 allows local users to cause a denial of servic...