CVE-2026-80949

A flaw was found in the Linux kernel's brcmfmac Wi-Fi driver. The memory allocated for a buffer is not properly released in certain error handling paths within the brcmfsdioreadcontrol function. This improper memory management can lead to a memory leak, potentially causing system instability or a...

CVE-2026-80949

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix memory leak in brcmfsdioreadcontrol The memory allocated for buf is not freed in some of the error paths in brcmfsdioreadcontrol. Fix that by adding vfree calls. arend: rework as suggested by Johannes...

EUVD-2026-76272

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix memory leak in brcmfsdioreadcontrol The memory allocated for buf is not freed in some of the error paths in brcmfsdioreadcontrol. Fix that by adding vfree calls. arend: rework as suggested by Johannes...

CVE-2026-80949

CVE-2026-80949 is a memory leak in the Linux kernel's brcmfmac Wi-Fi driver. In the function brcmf_sdio_read_control() , memory allocated for buf is not freed in certain error paths, leading to unreleased kernel memory. The fix adds vfree() calls to those error paths. No CVSS score or exploitatio...

CVE-2026-80949 wifi: brcmfmac: Fix memory leak in brcmf_sdio_read_control()

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix memory leak in brcmfsdioreadcontrol The memory allocated for buf is not freed in some of the error paths in brcmfsdioreadcontrol. Fix that by adding vfree calls. arend: rework as suggested by Johannes...

PT-2026-90079

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix memory leak in brcmf sdio read control The memory allocated for buf is not freed in some of the error paths in brcmf sdio read control. Fix that by adding vfree calls. arend: rework as suggested by Johannes...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

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: Fixed a potential stack-out-of-bounds issue in brcmfcpreinitdcmds. This patch fixes a read operation that leads to a stack-out-of-bounds situation when the buffer ‘buf’ that is not null-terminated is passed as ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fixed a use-after-free bug in brcmfnetdevstartxmit ret = brcmfprototxqueuedatadrvr, ifp-ifidx, skb; may be scheduled, and then completed before the line ndev-stats.txbytes += skb-len; 46.912801...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfmac – Check the count value of the channel specification to prevent out-of-bounds reads This patch fixes out-of-bounds reads in brcmfconstructchaninfo and brcmfenablebw402g, which occur when the count value of the...

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 occurs in brcmfmac 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: brwifimac – fixed a potential memory leak in brwifinetdevstartxmit. The function brwifinetdevstartxmit returns NETDEVTXOK without freeing the skb variable, especially when pskbexpandhead fails. This issue was addressed by...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: brcmfmac: An error occurs when retrieving an invalid maxflowrings value from a dongle. When the firmware encounters a trap during initialization, the host reads an abnormal maxflowrings value from the dongle. This can lead to a...

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 – 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...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: brcmfmac: Check the return value of ofpropertyreadstringindex. Between version 6.10 and 6.11, the driver began crashing on my MacBookPro14,3. The ofpropertyreadstringindex function does not exist, and the tmp variable...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfmac – Fixed a use-after-free bug in brcmfcfg80211detach. This is the candidate patch for CVE-2023-47233: https://nvd.nist.gov/vuln/detail/CVE-2023-47233 In the brcm80211 driver, the process starts with the following...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: brcmfmac: A potential out-of-bounds exception has been fixed in brcmfmac.brcmffwallocrequest. This patch addresses an out-of-bounds situation that occurs in brcmfmac when the chiprev provided by the device is too large. It...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fixed an issue where invalid address access occurred when enabling the SCAN log level. The variable i is changed when setting a random MAC address, causing invalid address access when printing the value of...

Astra Linux – Vulnerabilities in Linux, Linux-5.15, Linux-5.10

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...

Linux Distros Unpatched Vulnerability : CVE-2026-72003

"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: fix heap overflow on a short auth frame brcmfnotifyauthframerx takes the frame length from the firmware event and copies the frame body wi...