Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RISCV: Fixed the use of IPIs in kfenceprotectpage. flushtlbkernelrange may use IPIs to flush the TLBs of all cores, which triggers the following warning when irqs are disabled: 3.455330 WARNING: CPU: 1 PID: 0 at kernel/smp.c:8...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: microchip: The refcount leak in mcpcieinitirqdomains has been fixed. The function ofgetnextchild returns a node pointer whose refcount is incremented. Therefore, we should use ofnodeput on it when we no longer need it. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i2c: designware: Fixed handling of real but unexpected device interrupts. The commit c7b79a752871 “mfd: intel-lpss: Added Intel Alder Lake PCH-S PCI IDs” caused a regression on certain Gigabyte motherboards for Intel Alder Lake-S...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: Teardown of riscv-specific bits after kvmexit During a module removal, kvmexit invokes an architecture-specific disable call, which disables AIA. However, we invoke aiaexit before kvmexit, resulting in the following...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/x86/amd: Fixed a crash that occurred due to a race between amdpmuenableall, perf NMI, and throttling. amdpmuenableall does the following: if !testbitidx, cpuc-activemask continue; amdpmuenableeventcpuc-eventsidx; A perf N...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mailbox: th1520: Fixed memory corruption caused by an incorrect array size. The functions th1520mboxsuspendnoirq and th1520mboxresumenoirq are intended to save and restore the interrupt mask registers in the MBOX ICU0. However, t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: removed gfxv110cpeccerrorirqfuncs The gfx.cpeccerrorirq has been removed from gfx11. In gfxv110hwfini, amdgpuirqput is still used to disable this interrupt, which caused the call trace in this function. 102.873958...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: netlink: fixed a potential deadlock in netlinkseterr syzbot reported a possible deadlock in netlinkseterr 1 A similar issue was fixed in commit 1d482e666b8e “netlink: disabling IRQs for netlinklocktable” in netlinklocktable Th...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: m68k: For mvme147 and mvme16x architectures, do not wipe the PCC timer configuration bits. Do not clear the timer 1 configuration bits when clearing the interrupt flag and counter overflow. As reported by Michael, “This result...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/qm – Requesting a reserved interrupt for the virtual function The device interrupt vector 3 is an error interrupt for physical functions, and it is also a reserved interrupt for virtual functions. However, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Check debugtrapenable before writing dbgevfile. In an interrupt context, the write dbgevfile operation will be executed via a work queue. This will cause the write dbgevfile operation to be executed after...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Regulator: da9211 – Use the irq handler when ready. If the system does not start from a reset state such as when it is in kexec mode, the regulator might have an IRQ waiting for processing. If we enable the IRQ handler before its...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i40e: Fixed the issue of freeing uninitialized misc IRQ vectors When the VSI setup failed in i40eprobe, as part of the PF switch setup, the driver tried to free misc IRQ vectors in i40eclearinterruptscheme, resulting in a kernel...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Fix scheduling while atomic The driver makes a call to the midlayer function fcremoteportdelete, which can put the thread in a sleep state. The thread that originates the call is in an interrupt context. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: Avoid clearing hardware interrupts if hwintr is null during drm uninit. If the edp modeset init fails due to the panel not being ready, and the probe is deferred during drm bind, avoid clearing IRQs and...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Input: gpio-keys – cancels delayed work only in case of GPIO. The gpiokeys module can accept gpios or interrupts. The module initializes delayed work only in case of gpios and is only used if the debounce timer is not used...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: PM: core: keep irq flags in devicepmcheckcallbacks The function devicepmcheckcallbacks can be called under the spin lock in the reported case, it happens from genpdadddevice - devpmdomainset, when the genpd uses spinlocks rather...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net:sfc: Fixed issues with non-freezed interrupts in legacy IRQ mode. The SFC driver can be configured using modparam to work with MSI-X, MSI, or legacy IRQ interrupts. In the latter case, the interrupt wasn’t properly released...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: footbridge: fixed PCI interrupt mapping Since commit 30fdfb929e82 "PCI: added a call to pciassignirq in pcideviceprobe", the PCI code will call the IRQ mapping function whenever a PCI driver is probed. If these functions...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: Disabled the unnecessary interrupt to avoid kernel panic. There is a hardware bug where the interrupt STMBUFHALF may be triggered after or when the interrupt is disabled. This may lead to unexpected kernel panic...