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

In the Linux kernel, the following vulnerability has been resolved: ACPI: processoridle: A memory leak was fixed in acpiprocessorpowerexit. After the CPU idle device was unregistered, the memory associated with it wasn’t freed, resulting in a memory leak: unreferenced object 0xffff896282f6c000 si...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Use accesswidth instead of bitwidth for system memory accesses To comply with ACPI 6.3+, since bitwidth can be any 8-bit value, it cannot be relied upon to always be at a clean 8-bit boundary. This issue was discovere...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: intel-vbtn – Protect the ACPI notify handler from racing with itself Since the commit e2ffcda16290 “ACPI: OSL: Allow Notify handlers to run on all CPUs”, ACPI notify handlers like intel-vbtn’s notifyhandler may run ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: hwmon: acpipowermeter Fixed deadlocks related to acpipowermeternotify The .notify callback function of the acpipowermeter driver, acpipowermeternotify, calls hwmondeviceunregister under a lock that is also acquired by callbacks i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: efi: ssdt: Do not free memory if the ACPI table was successfully loaded. Amadeusz reported errors due to KASAN use-after-free, introduced by commit 3881ee0b1edc “efi: avoid the efivars layer when loading SSDTs from variables”. Th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cxl: Fixed a race condition involving the nvdimmbus object when creating nvdimm objects. A issue was found during the execution of the cxl-translate.sh unit test. Adding a 3-second sleep right before the test seems to make the...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: ACPI: Processor – Updated the check for the cpuidle driver in acpiprocessorstart. Commit 7a8c994cbb2d “ACPI: Processor: Idle: Optimize ACPI idle driver registration” moved the ACPI idle driver registration to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nouveau/gsp: removing the WARNON messages in ACPI probes. These WARNON messages seem to trigger frequently, and we currently do not have a plan to fix them. Therefore, we’re simply removing them, as they are likely harmless...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ACPI: Processor – Check for a null return value from devmkzalloc in fchmiscsetup The devmkzalloc function may fail, and clkdata-name may be NULL. This could lead to a NULL pointer dereferencing later. rjw: Subject and changelog...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: intel-thc-hid: intel-quicki2c: Fixed the ACPI DSD ICRS/ISUB length issue. The QuickI2C ACPI DSD methods return ICRS and ISUB data with a trailing byte, causing the actual length to be one byte more than the struct definition...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ACPI: Video – Fix for a use-after-free in acpivideoswitchbrightness The switchbrightnesswork delayed work accesses device-brightness and device-backlight, which were freed by acpivideodevunregisterbacklight during device removal...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ACPICA: The error code path in acpidscallcontrolmethod has been fixed. A use-after-free occurs in the acpipsParseAML function after a failed invocation of acpidscallcontrolmethod. This issue was reported by KASAN1. Code inspectio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: ucsiacpi: The command completion timeout has been increased. The commit 130a96d698d7 “usb: typec: ucsi: acpi: Increase command completion timeout value” increased the timeout from 5 seconds to 60 seconds due to issues relate...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ACPI: custommethod – fixed a potential use-after-free issue. In the cmwrite function, the buffer is always freed when it reaches the end of the function. If the requested count is less than table.length, the allocated buffer will...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Do not dereference the ACPI root object handle Since the commit referenced in the Fixes section below the VMBus client driver attempts to traverse the ACPI namespace from the VMBus ACPI device to the ACPI...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fixed the use of memory after it was freed in mt7921acpiread. Do not dereference “sarroot” after it has been freed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: mt7921: fixed the error code “return” in “mt7921acpiread”. The kernel’s NULL pointer was dereferenced when the ACPI SAR table was not properly implemented. Fixed the error code “return” to indicate that the ACPI SA...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/gic-v3-its: Quirk probing for ACPI-based systems has been restored. While refactoring the way ITSs are probed, the handling of quirks applicable to ACPI-based platforms was lost. As a result, systems like HIP07 lose...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: ipc: Disabling and re-enabling the ACPI GPE bit The EHL Elkhart Lake-based platforms provide an out-of-band service that allows devices to wake up when the system is in the S5 Soft-Off state. This out-of-band...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mdiobus: fix unbalanced node reference count I encountered the following issue during the devicemscc-miim load test, with CONFIGOFUNITTEST and CONFIGOFDYNAMIC enabled: OF: Error: memory leak; expected refcount 1 instead of 2...