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 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...

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...