CVE-2026-99061

The Linux kernel contains a race condition in the brcmfmac driver during P2P device removal. When the driver is removed while a user-space process (such as wpa_suppliant ) is exiting, the P2P device interface can be removed twice, leading to a kernel crash . Specifically, a race occurs between nl...

EUVD-2026-108727

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix P2P device removal race in brcmfdetach When the driver is removed while the user space process that created the P2P device e.g. wpasupplicant is still exiting, the P2P device interface is removed twice and the...

OESA-2026-4437 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix crash while sending Action Frames in standalone AP Mode Currently, whenever there is a need to transmit an Action frame, the brcmfmac driver...

kernel: Fix of 9 CVEs

rtmutex: Use waiter::task instead of current in removewaiter CVE-2026-43499 - xfs: fix freemap adjustments when adding xattrs to leaf blocks CVE-2026-43158 - xfs: delete attr leaf freemap entries when empty CVE-2026-43158 - ALSA: 6fire: fix use-after-free on disconnect CVE-2026-31581 - brcmfmac:...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-43110)

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: validate bsscfg indices in IF events brcmffwehhandleifevent validates the firmware-provided interface index before it touches drvr-iflist, but it still uses the raw bsscfgidx field as an array index without a...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46180)

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task Watchdog task might end between sendsig and kthreadstop calls, what results in the use-after-free issue. Fix this by increasing watchdog task referenc...

Siemens SIMATIC S7-1500 TM MFP Use After Free (CVE-2025-39863)

"In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix use-after-free when rescheduling brcmfbtcoexinfo work The brcmfbtcoexdetach only shuts down the btcoex timer, if the flag timeron is false. However, the brcmfbtcoextimerfunc, which runs as timer handler, sets...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: brcmfmac: fixed the trace warning for 802.1X-SHA256 calls. When using wpaauth in 1x256 mode, it is necessary to set “usefwsup” with BRCMFPROFILEFWSUP1X. Otherwise, a trace warning will occur when calling...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfmac – makes releasescratchbuffers idempotent. The function brcmfpciereleasescratchbuffers frees the shared.scratch and shared.ringupd DMA buffers using dmafreecoherent. However, it does not clear the pointers afterward...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: brcmfmac: pcie: Firmware is released in the brmfipciesetup error path. This prevents memory leaks if the brmfichipgetraminfo function fails. Note that the CLM blob is released in the device removal path...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: wifi: brcmfmac: Ensure that the CLM version is terminated with null characters to prevent a stack-out-of-bounds issue. A stack-out-of-bounds read in brcmfmac occurs when a buffer that is not terminated with null characters is...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfmac: A slab-out-of-bounds read occurred in brcmfgetassocies. This bug could occur when associnfo-reqlen, which is a value from a URB provided by a USB device, is larger than the size of the buffer, which is defined as...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: brcmfmac – Fixing the issue of dereferencing the error pointer The function brcmfchipaddcore may return an error pointer, and this situation is not checked. Add checks for the error pointer. Detected by Smatch:...

CVE-2026-98350

A flaw was found in the Linux kernel's Broadcom FullMAC brcmfmac wireless driver. During external Wi-Fi authentication, an uninitialized data structure can leak sensitive kernel stack memory directly to the device firmware when processing short network names or key identifiers. A local user or an...

SUSE CVE-2026-98350

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cyw: pass PMKID to firmware if present Zero out authstatus on initialization. Otherwise, garbage will leak from the stack to the firmware when ssid is less than 32 bytes and/or when params-pmkid is set. Then, pass...

Linux Distros Unpatched Vulnerability : CVE-2026-98350

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: brcmfmac: cyw: pass PMKID to firmware if present Zero out authstatus on initialization. Otherwise, garbage will leak from the stack to the firmware when...

LSN-0122-1: Kernel Live Patch Security Notice

In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix use after free in midcomms commit While working on processing dlm message in softirq context I experienced the following KASAN use-after-free warning: . In the Linux kernel, the following vulnerability has been...

LSN-0122-1 Kernel Live Patch Security Notice

In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix use after free in midcomms commit While working on processing dlm message in softirq context I experienced the following KASAN use-after-free warning: . In the Linux kernel, the following vulnerability has been...

DEBIAN-CVE-2026-98350

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cyw: pass PMKID to firmware if present Zero out authstatus on initialization. Otherwise, garbage will leak from the stack to the firmware when ssid is less than 32 bytes and/or when params-pmkid is set. Then, pass...

CVE-2026-98350

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cyw: pass PMKID to firmware if present Zero out authstatus on initialization. Otherwise, garbage will leak from the stack to the firmware when ssid is less than 32 bytes and/or when params-pmkid is set. Then, pass...