Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: virtionet: Fixed the issue with xdprxqinfo after suspend/resume. The following sequence currently causes a driver bug warning when using virtionet: bash ip link set eth0 up echo mem /sys/power/state or e.g. rtcwake -s 10 -m mem i...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: lvds: fix PM usage counter unbalance in poweron The pmruntimegetsync function will increment the PM usage counter even if it fails. Forgetting to replace this function with the newer pmruntimeresumeandget function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dm rq: Do not queue the request to blk-mq during DM suspension. DM uses blk-mq's quiesce/unquiesce to stop/start the device mapper queue. However, blk-mq's unquiesce may be triggered by external events, such as changes in the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iio: gyro: mpu3050-core: fix pmruntime error handling The return value of pmruntimegetsync is not checked, allowing the driver to access hardware that may fail to resume. The device usage count is also unconditionally incremented...

Astra Linux – Vulnerability in Linux 5.10, Linux

A flaw in the boot CPU could be exploited by attacks targeting speculative execution behavior. This flaw is related to the power management options in the Linux kernel’s X86 CPU. It was discovered in the way users resume the CPU from suspend-to-RAM. A local user could utilize this flaw to...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: Set vbif hw config to NULL to avoid use after memory free during pm runtime resume BUG: Unable to handle kernel paging requests at virtual address 006b6b6b6b6b6be3 Call trace: dpuvbifinitmemtypes+0x40/0xb8...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - dm raid: fixed the address sanitizer warning in raidresume. There is a KASAN warning in raidresume when running the lvm test lvconvert-raid.sh. The reason for the warning is that mddev-raiddisks is greater than rs-raiddisks,...

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

In the Linux kernel, the following vulnerability has been resolved: pwm: berlin: Fixed the incorrect register used in suspend/resume operations. The “enable” register should be BERLINPWMEN instead of BERLINPWMENABLE. Otherwise, the driver will access the wrong address, leading to a CPU exception...

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

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: fixed a possible null-pointer dereference due to a data race in sndhdacregmapsync The variable codec-regmap is often protected by the lock codec-regmaplock when it is accessed. However, it is accessed without holding t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: The part of the cdns set that activates the state should be placed outside the spin lock. The device may be scheduled during the resume process; therefore, this issue cannot occur in atomic operations. Since...

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

In the Linux kernel, the following vulnerabilities have been resolved: Quota: Fixed a warning in dqgrab. The following issue occurs during fault injection: WARNING: CPU: 1 PID: 14870 at include/linux/quotaops.h:51 dquotdisable+0x13b7/0x18c0 Modules linked in: CPU: 1 PID: 14870 Comm: fsconfig Not...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: usb: dwc2: Fixed a device leak in hwenable upon suspend/resume. Every time the platform enters low-power mode, the PM suspend/resume routines call dwc2lowlevelhwenable - devmaddactionorreset. This adds a new device entry each...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: - spi: rockchip: Fixed improper handling of runtime PM/system PM operations. The commit e882575efc77 “spi: rockchip: Suspend and resume the bus during NOIRQSYSTEMSLEEPPM ops” no longer respects the runtime PM status and simply...

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

In the Linux kernel, the following vulnerabilities have been resolved: m68k: Fixed the spinlock race in kernel thread creation. Context switching ensures that the correct lock owner is retained during the switch from the “prev” task to the “next” task. This relies on interrupts remaining disabled...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Input: cyapa – add missing input core locking to suspend/resume functions. Lock the “grabinput” mutex during suspend/resume functions, just as it is done in other input drivers. This fixes the following warning during system...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: arm64: Set nocfi on swsusparchresume A DABT was reported1 on an Android-based system when resuming from hibernation. This occurs because swsusparchsuspendexit is marked with SYMCODE, and it does not have a CFI hash. However,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fixed a UAF in runtimersoftirq When dmresume and dmdestroy are executed concurrently, it will lead to a UAF, as follows: Bug: KASAN: Use-after-free in runtimers+0x173/0x710 A 8-byte value is written to the address...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fixed a memory leak during the suspend/resume procedure. The vblk-vqs should be freed before calling initvqs in virtblkrestore...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Fixed the refcount leak in armsmmudevice when armsmmurpmget fails. The armsmmurpmget function invokes pmruntimegetsync, which increases the refcount of “smmu”. This occurs even though the return value is less than...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: phy: It is now possible to allow the MDIO bus’s PM operations to initiate/stop the state machine for the phylink-controlled PHY. There are two types of DSA drivers: 1. Those that call dsaswitchsuspend and dsaswitchresume...