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...

Linux Distros Unpatched Vulnerability : CVE-2026-80949

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 memory leak in brcmfsdioreadcontrol The memory allocated for buf is not freed in some of the error paths in brcmfsdioreadcontrol. Fix that b...

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...

AZL-100217 CVE-2026-80949 affecting package kernel for versions less than 6.6.157.1-1

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

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...

UBUNTU-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...

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...

DEBIAN-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...

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...

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...

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-2026-96380

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...

CVE-2026-80949: Undefined Security Weakness

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

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the brcmfmac wifi driver. The issue occurs within the brcmf sdio read control function, where memory allocated for the buf variable is not properly freed during...

SUSE CVE-2026-72003

In the Linux kernel, the following vulnerability has been resolved: 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 with the management header offset subtracted: u32 mgmtframelen = e-datal...

The vulnerabilities of the functions brcmf_ops_sdio_probe() (drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c), brcmf_pcie_probe() (drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c), and brcmf_usb_probe() (drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c) in the Broadcom wireless adapter driver software for Linux operating systems, allowing a hacker to cause system failures.

The vulnerabilities of the functions brcmfopssdioprobe drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c, brcmfpcieprobe drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c, and brcmfusbprobe drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c in Broadcom wireless adapter drivers i...

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. - In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cyw: fix heap overflow on a short auth frame brcmfnotifyauthframerx takes t...

CVE-2026-72003

A flaw was found in the Linux kernel's brcmfmac Wi-Fi driver. A remote attacker, by sending a specially crafted short authentication frame during the SAE Simultaneous Authentication of Equals authentication exchange, could trigger a heap overflow. This vulnerability allows for potential arbitrary...