Astra Linux – Vulnerabilities in Linux, Linux-5.15, Linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: crypto: safexcel – Cleanup of ring IRQ workqueues on load failure A failure to load the safexcel driver results in the following warning upon boot, because the IRQ affinity has not been properly cleaned up. Ensure that we...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ionic: removed WARNON to prevent paniconwarn. Unnecessary early code development checks and the WARNON have been removed. The processes related to irq allocation and deallocation have also been cleaned up. This check shouldn’t ha...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: uio: uiodmemgenirq: Fixed an issue where the unlock operation was missed in irq configuration. The commit b74351287d4b “uio: fixed a bug in uiodmemgenirqirqcontrol”. corrected the code so that disableirq was called without...

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

In the Linux kernel, the following vulnerability has been resolved: blk-iocost: Use spinlockirqsave in adjustinuseandcalccost. The adjustinuseandcalccost function uses spinlockirq, and IRQ will be enabled when unlocking. A DEADLOCK may occur if other locks are held and IRQs are disabled before...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Only call gettimerirq once in constantclockeventinit Under CONFIGDEBUGATOMICSLEEP=y and CONFIGDEBUGPREEMPT=y, we can observe the following messages on LoongArch. This occurs because the mightsleep function is used in a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio: Use virtiodeviceready in virtiodevicerestore After waking up a suspended VM, the kernel prints the following trace for virtio drivers that do not directly call virtiodeviceready in .restore: PM: suspend exit irq 22: nobod...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PM: domains: Fixed a sleep-in-atomic bug caused by genpddebugRemove When a genpd with GENPDFLAGIRQSAFE is removed, the following sleep-in-atomic bug will occur, as genpdDebugRemove will be called with a spinlock held. 0.029183 BU...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: ufs: core: mcq: Fix for the deadlock issue caused by &hwq-cqlock When the ufscdhandler function is executed, the CQ event interrupt may enter a waiting state for the same lock. This can occur in ufscdhandlemcqcqevents an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: The issue related to irqdisabled in localbhenable has been fixed. The rxrpcassessMTUsize function calls down into the IP layer to determine the MTU size for a route. When accepting an incoming call, this function is called...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/ivpu: Fixed a deadlock in contextxa. The variable ivpudevice-contextxa is locked both in the kernel thread and in the IRQ context. This requires the XAFLAGSLOCKIRQ flag to be passed during initialization. Otherwise, the loc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fixed the amdgpuirqput call trace in gmcv110hwfini The gmc.eccirq is enabled by the firmware based on the IFWI setting. The host driver does not have privileges to enable/disable the interrupt. Therefore, using the...

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

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/alpine-msi: The refcount leak in alpinemsixinitdomains has been fixed. The function ofirqfindparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. Add...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: cx25821: Fixed the warning when removing the module When removing the module, the following warning will appear: 14.746697 removeprocentry: Removing the non-empty directory ‘irq/21’; data is being leaked at least from...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rcu: Avoid stack overflow due to rcuirqenterchecktick being kprobed. Registering a kprobe for rcuirqenterchecktick can cause a kernel stack overflow, as shown below. This issue can be reproduced by enabling CONFIGNOHZFULL and...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: Set exceptionirqentry with irqentry as a default. filterirqstacks is supposed to remove entries that are related to irq entries from its call stack. And inirqentrytext, which is called by filterirqstacks, uses...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fixed a hard lockup issue when reading the rxmonitor from debugfs. During I/O operations and simultaneous reads of /sys/kernel/debug/lpfc/fnX/rxmonitor, a hard lockup similar to the call trace below may occur. The...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: sja1000: fixed the use of “free” after memory allocation in emspcmciaaddcard. If the last channel is not available, then “dev” is freed. Fortunately, we can simply use “pdev-irq” instead. We also should check whether at leas...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: gpio: mpsse: ensure worker is torn down. When an IRQ worker is running, unplugging the device can cause a crash. The hardware at the sealevel level for which this driver was written was not hotpluggable; therefore, I wasn’t aware...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vduse: fixed NULL pointer dereference. The vdusevdpasetvqaffinity callback can be called with a NULL value as the cpumask when deleting the vduse device. This patch resets virtqueue’s IRQ affinity mask value to set all CPUs inste...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32 – Fixed a refcount leak in stm32pctrlgetirqdomain. The function ofirqfindparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer necessary. Add the missing...