Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Driver core: The variable struct acpipldinfo pld should be freed before returning from a function that causes allocation failure. To prevent a memory leak, use the ACPIFREE function to free the memory...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ACPI: Fix for NULL pointer dereferencing Commit 71f642833284 “ACPI: utils: Fix reference counting in foreachacpidevmatch” began handling “acpidevput” on a pointer that might be NULL. This approach fails miserably, as the helper...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ACPI: Processor – Fixed the previous issue in acpiprocessorerratapiix4 After the patch provided by commi f132e089fe89 “ACPI: Processor – Fixed NULL-pointer dereference in acpiprocessorerratapiix4”, device pointers may be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: hp-bioscfg: Fixed out-of-bounds array access issues in ACPI package parsing. The hppopulateelementsfrompackage functions in the hp-bioscfg driver contain vulnerabilities related to out-of-bounds array access. These...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: mxm-wmi: fixed a memory leak in the mxmwmicallmxds|mx function. The ACPI buffer memory out.pointer returned by wmievaluatemethod is not freed after the call, resulting in a memory leak. This issue occurs because the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: gpiolib: acpi: Initialize the acpigpioinfo struct Since commit 7c010d463372 “gpiolib: acpi: Ensure that the acpigpioinfo struct is initialized”, uninitialized acpigpioinfo structures are passed to acpifindgpio, and later, the...

Astra Linux – Vulnerability in Qemu

Integer overflows and buffer overflows were identified in the ACPI Error Record Serialization Table ERST device of QEMU, within the readerstrecord and writeerstrecord functions. Both issues may allow the guest to exceed the host buffer allocated for the ERST memory device. A malicious guest could...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i2c: i801: Revert “i2c: i801: replace acpilock with I2C bus lock” This revertment is associated with the commit f707d6b9e7c18f669adfdb443906d46cfbaaa0c1. Under rare circumstances, multiple udev threads may collect information abo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tpm: acpi: Calling acpiputtable to fix a memory leak. The size of the event log area is obtained from the TPM2 or TCPA table. Therefore, we call acpigettable to retrieve ACPI information. However, acpigettable should be used in...

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

In the Linux kernel, the following vulnerability has been resolved: ACPI: EC: Fixed an oops error when removing custom query handlers. When removing custom query handlers, the handler may still be used within the EC query workqueue. This could lead to a kernel oops if the module that holds the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89: sar: The assertion droplockdep in rtw89setsarfromacpi was removed. This assertion is triggered during the startup of the rtw89 driver. It seems meaningless to hold wiphy lock at the early initialization stage;...

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, Linux

In the Linux kernel, the following vulnerability has been resolved: tpm: tpmtis: Added the function acpiputtable to prevent a memory leak. In checkacpitpm2, we obtain the TPM2 table just to ensure that it exists and isn’t used after initialization. Therefore, the acpiputtable function should be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: acpi: Fixed suspend with Xen PV The commit f1e525009493 "x86/boot: Skipping realmode init code when running as Xen PV guest" missed one code path that accessed the realmodeheader, leading to a NULL dereference when suspending the...

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, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iio: accel: kxcjk-1013: Fixed a possible memory leak in the probe function by removing the data-dreadytrig condition. When the ACPI type is ACPISMO8500, data-dreadytrig will not be set, and the memory allocated by...

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

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Check that the null return value of ACPIALLOCATEZEROED in acpidbdisplayobjects is valid. ACPICA commit: 0d5f467d6a0ba852ea3aad68663cbcbd43300fd4 The ACPIALLOCATEZEROED function may fail, and objectinfo might be null. This...

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...