CVE-2022-49520

In the Linux kernel, the following vulnerability has been resolved: arm64: compat: Do not treat syscall number as ESRELx for a bad syscall If a compat process tries to execute an unknown system call above the ARMNRCOMPATEND number, the kernel sends a SIGILL signal to the offending process...

CVE-2022-49507 regulator: da9121: Fix uninit-value in da9121_assign_chip_model()

In the Linux kernel, the following vulnerability has been resolved: regulator: da9121: Fix uninit-value in da9121assignchipmodel KASAN report slab-out-of-bounds in regmapinit as follows: BUG: KASAN: slab-out-of-bounds in regmapinit drivers/base/regmap/regmap.c:841 Read of size 1 at addr...

CVE-2022-49507

In the Linux kernel, the following vulnerability has been resolved: regulator: da9121: Fix uninit-value in da9121assignchipmodel KASAN report slab-out-of-bounds in regmapinit as follows: BUG: KASAN: slab-out-of-bounds in regmapinit drivers/base/regmap/regmap.c:841 Read of size 1 at addr...

CVE-2022-49503 ath9k_htc: fix potential out of bounds access with invalid rxstatus->rs_keyix

In the Linux kernel, the following vulnerability has been resolved: ath9khtc: fix potential out of bounds access with invalid rxstatus-rskeyix The "rxstatus-rskeyix" eventually gets passed to testbit so we need to ensure that it is within the bitmap. drivers/net/wireless/ath/ath9k/common.c:46...

CVE-2022-49452 dpaa2-eth: retrieve the virtual address before dma_unmap

In the Linux kernel, the following vulnerability has been resolved: dpaa2-eth: retrieve the virtual address before dmaunmap The TSO header was DMA unmapped before the virtual address was retrieved and then used to free the buffer. This meant that we were actually removing the DMA map and then...

CVE-2022-49407 dlm: fix plock invalid read

In the Linux kernel, the following vulnerability has been resolved: dlm: fix plock invalid read This patch fixes an invalid read showed by KASAN. A unlock will allocate a "struct plockop" and a followed sendop will append it to a global sendlist data structure. In some cases a followed devread...

CVE-2022-49407

CVE-2022-49407 : Linux kernel dlm plock invalid read, fixed in the patch that moves the callback field into struct plock_op and adjusts handling for plock_xop. The issue arose when a sequence (unlock -> send_op -> append to send_list) could lead to a dev_write() path treating a plock_op as ...

CVE-2022-49407 dlm: fix plock invalid read

In the Linux kernel, the following vulnerability has been resolved: dlm: fix plock invalid read This patch fixes an invalid read showed by KASAN. A unlock will allocate a "struct plockop" and a followed sendop will append it to a global sendlist data structure. In some cases a followed devread...

CVE-2022-49407

In the Linux kernel, the following vulnerability has been resolved: dlm: fix plock invalid read This patch fixes an invalid read showed by KASAN. A unlock will allocate a "struct plockop" and a followed sendop will append it to a global sendlist data structure. In some cases a followed devread...

CVE-2022-49383 watchdog: rzg2l_wdt: Fix 'BUG: Invalid wait context'

In the Linux kernel, the following vulnerability has been resolved: watchdog: rzg2lwdt: Fix 'BUG: Invalid wait context' This patch fixes the issue 'BUG: Invalid wait context' during restart callback by using clkprepareenable instead of pmruntimegetsync for turning on the clocks during restart. Th...

CVE-2022-49383

In the Linux kernel, the following vulnerability has been resolved: watchdog: rzg2lwdt: Fix 'BUG: Invalid wait context' This patch fixes the issue 'BUG: Invalid wait context' during restart callback by using clkprepareenable instead of pmruntimegetsync for turning on the clocks during restart. Th...

CVE-2022-49347 ext4: fix bug_on in ext4_writepages

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0: ext4mbgeneratebuddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free cls ------------ cut here ------------ kernel...

CVE-2022-49322 tracing: Fix sleeping function called from invalid context on RT kernel

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix sleeping function called from invalid context on RT kernel When setting bootparams="traceevent=initcall:initcallstart tpprintk=1" in the cmdline, the outputprintk was called, and the spinlockirqsave was called in the...

CVE-2022-49134

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum: Guard against invalid local ports When processing events generated by the device's firmware, the driver protects itself from events reported for non-existent local ports, but not for the CPU port local port 0,...

CVE-2022-49134 mlxsw: spectrum: Guard against invalid local ports

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum: Guard against invalid local ports When processing events generated by the device's firmware, the driver protects itself from events reported for non-existent local ports, but not for the CPU port local port 0,...

CVE-2021-47639

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

CVE-2021-47639 KVM: x86/mmu: Zap _all_ roots when unmapping gfn range in TDP MMU

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

CVE-2021-47639

CVE-2021-47639 affects the Linux kernel KVM x86/mmu code. The issue arises when unmapping a guest frame number (gfn) range in the TDP MMU: both valid and invalid SPTE roots can be zapped, but invalid roots aren’t consistently cleared in mmu_notifier paths. This can leave references to freed pages...

CVE-2021-47639 KVM: x86/mmu: Zap _all_ roots when unmapping gfn range in TDP MMU

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

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 timercycleus value of rzg2lwdt may be zero due to a 32-bit overflow, resulting in an invalid timeout val...