UBUNTU-CVE-2021-47027

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix kernel crash when the firmware fails to download Fix kernel crash when the firmware is missing or fails to download. 9.444758 kernel BUG at drivers/pci/msi.c:375! 9.449363 Internal error: Oops - BUG: 0 1 PREEMPT...

UBUNTU-CVE-2021-47030

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: fix memory leak in mt7615coredumpwork Similar to the issue fixed in mt7921coredumpwork, fix a possible memory leak in mt7615coredumpwork routine...

CVE-2021-47031

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix memory leak in mt7921coredumpwork Fix possible memory leak in mt7921coredumpwork...

CVE-2021-47019

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix possible invalid register access Disable the interrupt and synchronze for the pending irq handlers to ensure the irq tasklet is not being scheduled after the suspend to avoid the possible invalid register access...

CVE-2021-47031

CVE-2021-47031: Linux kernel mt76 mt7921 memory-leak in mt7921_coredump_work fixed. Affected component/file: kernel code path handling mt7921 coredump; root cause was a memory leak in mt7921_coredump_work. Remediation: upstream patch fixes the leak (see stable kernel references). CVSSv3.1; Base s...

CVE-2021-47031 mt76: mt7921: fix memory leak in mt7921_coredump_work

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix memory leak in mt7921coredumpwork Fix possible memory leak in mt7921coredumpwork...

CVE-2021-47031 mt76: mt7921: fix memory leak in mt7921_coredump_work

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix memory leak in mt7921coredumpwork Fix possible memory leak in mt7921coredumpwork...

CVE-2021-47031

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix memory leak in mt7921coredumpwork Fix possible memory leak in mt7921coredumpwork...

CVE-2021-47027 mt76: mt7921: fix kernel crash when the firmware fails to download

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix kernel crash when the firmware fails to download Fix kernel crash when the firmware is missing or fails to download. 9.444758 kernel BUG at drivers/pci/msi.c:375! 9.449363 Internal error: Oops - BUG: 0 1 PREEMPT...

CVE-2021-47027

CVE-2021-47027 concerns the Linux kernel mt7921e/mt76 PCI path where firmware download failure can trigger a kernel panic due to a PCI MSI handling bug. The crash trace points to free_msi_irqs (pci_disable_msi) during mt7921_pci_probe, resulting in a fatal exception and system halt. Public detail...

CVE-2021-47027

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix kernel crash when the firmware fails to download Fix kernel crash when the firmware is missing or fails to download. 9.444758 kernel BUG at drivers/pci/msi.c:375! 9.449363 Internal error: Oops - BUG: 0 1 PREEMPT...

CVE-2021-47019 mt76: mt7921: fix possible invalid register access

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix possible invalid register access Disable the interrupt and synchronze for the pending irq handlers to ensure the irq tasklet is not being scheduled after the suspend to avoid the possible invalid register access...

CVE-2021-47019

The CVE-2021-47019 entry concerns the Linux kernel mt76/mt7921 path, where a race could lead to invalid register access after suspend when the PCIe host controller is suspended. Public details describe a fix that disables interrupts and synchronizes pending IRQ handlers to ensure the irq tasklet ...

CVE-2021-47019

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix possible invalid register access Disable the interrupt and synchronze for the pending irq handlers to ensure the irq tasklet is not being scheduled after the suspend to avoid the possible invalid register access...

CVE-2021-47019 mt76: mt7921: fix possible invalid register access

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix possible invalid register access Disable the interrupt and synchronze for the pending irq handlers to ensure the irq tasklet is not being scheduled after the suspend to avoid the possible invalid register access...

Linux kernel security vulnerabilities

The Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that stems from a memory leak in mt7921coredumpwork...

kernel: wifi: mt76: mt7921: fix error code of return in mt7921_acpi_read

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fix error code of return in mt7921acpiread Kernel NULL pointer dereference when ACPI SAR table isn't implemented well. Fix the error code of return to mark the ACPI SAR table as invalid. 5.077128 mt7921e...

kernel: mt76: mt7921: fix kernel panic by accessing unallocated eeprom.data

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix kernel panic by accessing unallocated eeprom.data The MT7921 driver no longer uses eeprom.data, but the relevant code has not been removed completely since commit 16d98b548365 "mt76: mt7921: rely on...

kernel: mt76: mt7921: fix kernel panic by accessing unallocated eeprom.data

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix kernel panic by accessing unallocated eeprom.data The MT7921 driver no longer uses eeprom.data, but the relevant code has not been removed completely since commit 16d98b548365 "mt76: mt7921: rely on...

PT-2025-49645

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the mt76 and mt7921 components related to SDIO header handling. Specifically, the mt7921 usb sdio tx prepare skb function does not adequately ensu...