kernel: wifi: brcm80211: handle pmk_op allocation failure

A vulnerability was found in the Linux kernel's Wi-Fi cfg80211.c driver, where a lack of proper checks can result in a NULL pointer dereference. This issue occurs when the brcmfpmksav3op function attempts to call malloc , but the physical memory has run out. In this situation, kzalloc will return...

CVE-2024-27048 wifi: brcm80211: handle pmk_op allocation failure

In the Linux kernel, the following vulnerability has been resolved: wifi: brcm80211: handle pmkop allocation failure The kzalloc in brcmfpmksav3op will return null if the physical memory has run out. As a result, if we dereference the null value, the null pointer dereference bug will happen. Retu...

CVE-2024-27048

CVE-2024-27048 : Linux kernel wifi (brcm80211) vulnerability where kzalloc() may return NULL for pmk_op, risking a NULL dereference. The fix returns -ENOMEM from brcmf_pmksa_v3_op() when kzalloc() fails for pmk_op, mitigating local-exploit risk. Connected advisories ( MiracleLinux AXSA and IBM li...

CVE-2024-27048 wifi: brcm80211: handle pmk_op allocation failure

In the Linux kernel, the following vulnerability has been resolved: wifi: brcm80211: handle pmkop allocation failure The kzalloc in brcmfpmksav3op will return null if the physical memory has run out. As a result, if we dereference the null value, the null pointer dereference bug will happen. Retu...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the presence of a pmkop allocation failure...