CVE-2022-49505

In the Linux kernel, the following vulnerability has been resolved: NFC: NULL out the dev-rfkill to prevent UAF Commit 3e3b5dfcd16a "NFC: reorder the logic in nfcun,registerdevice" assumes the deviceisregistered in function nfcdevup will help to check when the rfkill is unregistered. However, thi...

CVE-2022-49505 NFC: NULL out the dev->rfkill to prevent UAF

In the Linux kernel, the following vulnerability has been resolved: NFC: NULL out the dev-rfkill to prevent UAF Commit 3e3b5dfcd16a "NFC: reorder the logic in nfcun,registerdevice" assumes the deviceisregistered in function nfcdevup will help to check when the rfkill is unregistered. However, thi...

CVE-2022-49505 NFC: NULL out the dev->rfkill to prevent UAF

In the Linux kernel, the following vulnerability has been resolved: NFC: NULL out the dev-rfkill to prevent UAF Commit 3e3b5dfcd16a "NFC: reorder the logic in nfcun,registerdevice" assumes the deviceisregistered in function nfcdevup will help to check when the rfkill is unregistered. However, thi...

CVE-2022-49505

Mode C: The CVE-2022-49505 issue affects the Linux kernel NFC subsystem. The root cause is a UAF (use-after-free) of the rfkill object in the NFC device handling: during nfc_dev_up() and related operations, the rfkill state could be dereferenced if the device is removed via nfc_unregister_device(...

CVE-2022-49505 NFC: NULL out the dev->rfkill to prevent UAF

In the Linux kernel, the following vulnerability has been resolved: NFC: NULL out the dev-rfkill to prevent UAF Commit 3e3b5dfcd16a "NFC: reorder the logic in nfcun,registerdevice" assumes the deviceisregistered in function nfcdevup will help to check when the rfkill is unregistered. However, thi...

CVE-2022-49505

In the Linux kernel, the following vulnerability has been resolved: NFC: NULL out the dev-rfkill to prevent UAF Commit 3e3b5dfcd16a "NFC: reorder the logic in nfcun,registerdevice" assumes the deviceisregistered in function nfcdevup will help to check when the rfkill is unregistered. However, thi...