kernel: wifi: brcmfmac: validate bsscfg indices in IF events

A flaw was found in the Linux kernel's brcmfmac Wi-Fi driver. This vulnerability occurs because the driver fails to properly validate bsscfg indices in interface IF events. An attacker could exploit this by sending a specially crafted IF event with an invalid bsscfg index, which could lead to an...

kernel: Fix of 8 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:...

wifi: brcmfmac: Fix error pointer dereference

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SUSE CVE-2026-53093

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix error pointer dereference The function brcmfchipaddcore can return an error pointer and is not checked. Add checks for error pointer. Detected by Smatch:...

CVE-2026-53093

A flaw was found in the Linux kernel's Broadcom FullMAC wireless driver brcmfmac. The brcmfchipaddcore function does not properly check for error pointers, leading to a dereference of a possible error pointer. This vulnerability could allow a local attacker to cause a system crash, resulting in a...

Linux Distros Unpatched Vulnerability : CVE-2026-53093

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: brcmfmac: Fix error pointer dereference The function brcmfchipaddcore can return an error pointer and is not checked. Add checks for error pointer. Detect...

CVE-2026-53093

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix error pointer dereference The function brcmfchipaddcore can return an error pointer and is not checked. Add checks for error pointer. Detected by Smatch:...

CVE-2026-53093

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix error pointer dereference The function brcmfchipaddcore can return an error pointer and is not checked. Add checks for error pointer. Detected by Smatch:...

CVE-2026-53093 wifi: brcmfmac: Fix error pointer dereference

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix error pointer dereference The function brcmfchipaddcore can return an error pointer and is not checked. Add checks for error pointer. Detected by Smatch:...

EUVD-2026-38961

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix error pointer dereference The function brcmfchipaddcore can return an error pointer and is not checked. Add checks for error pointer. Detected by Smatch:...

CVE-2026-53093

Technical details about CVE-2026-53093 (Linux kernel wifi brcmfmac error pointer handling) are not present in the provided connected documents. The available sources reference the CVE but do not disclose affected versions, root cause, impact, or fixes here. Monitor for updates.

CVE-2026-53093 wifi: brcmfmac: Fix error pointer dereference

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix error pointer dereference The function brcmfchipaddcore can return an error pointer and is not checked. Add checks for error pointer. Detected by Smatch:...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfmac – Fix for crashes occurring when sending Action Frames in standalone AP Mode Currently, whenever an Action Frame needs to be transmitted, the brcmfmac driver always uses the P2P vif to send the “actframe” IOVAR to...

PT-2026-51987

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An error pointer dereference exists in the brcmfmac WiFi driver. The function brcmf chip add core can return an error pointer that is not properly checked within the brcmf chip recogniti...

kernel: wifi: brcmfmac: validate bsscfg indices in IF events

A flaw was found in the Linux kernel's brcmfmac Wi-Fi driver. This vulnerability occurs because the driver fails to properly validate bsscfg indices in interface IF events. An attacker could exploit this by sending a specially crafted IF event with an invalid bsscfg index, which could lead to an...

Oracle Linux 8 : kernel (ELSA-2026-26427)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-26427 advisory. - wifi: mac80211: remove station if connection prep fails Jose Ignacio Tornos Martinez RHEL-180120 CVE-2026-46125 - wifi: mac80211: drop stray 'static...

RLSA-2026:26427 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mptcp: fix slab-use-after-free in inetlookupestablished CVE-2026-31669 kernel: xen/privcmd: fix double free via VMA splitting CVE-2026-31787 kernel: Buffer overflow in...

kernel security update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

AlmaLinux 8 : kernel (ALSA-2026:26427)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:26427 advisory. kernel: mptcp: fix slab-use-after-free in inetlookupestablished CVE-2026-31669 kernel: xen/privcmd: fix double free via VMA splitting CVE-2026-31787...

kernel: wifi: brcmfmac: validate bsscfg indices in IF events

A flaw was found in the Linux kernel's brcmfmac Wi-Fi driver. This vulnerability occurs because the driver fails to properly validate bsscfg indices in interface IF events. An attacker could exploit this by sending a specially crafted IF event with an invalid bsscfg index, which could lead to an...