Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fixed an issue where the non-existent percpu rtpcp variable was accessed in rcutasksneedgpcb. For kernels built with CONFIGFORCENRCPUS=y, nrcpuids is defined as NRCPUS instead of the number of possible CPUs. This can...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: Added a lock to protect the encoder context list. A lock was added for the ctxlist to prevent accessing a NULL pointer within the 'vpuencipihandler' function when the ctxlist is deleted due to an unexpect...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ACPI: Processor: Idle: Check the return value of acpiFetchAcpiDev. The return value of acpiFetchAcpiDev can be NULL, which could lead to a NULL pointer dereferencing in acpiDeviceHid. rjw: Subject and changelog edits, added an...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: intelpowerclamp: Use getcpu instead of smpprocessorid to avoid crashes. When CPU 0 is offline and intelpowerclamp is used to simulate idle state, it causes a kernel bug: Bug: Using smpprocessorid in preemptible 000000...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd/core: Always clear status for idx The variable status which contains the unhandled overflow bits is not being properly masked in some cases, resulting in the following warning: WARNING: CPU: 156 PID: 475601 at...

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: 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 6.1

In the Linux kernel, the following vulnerability has been resolved: Thermal: Intel: HFI – Added syscore callbacks for system-wide PM The kernel allocates a memory buffer and provides its location to the hardware, which uses it to update the HFI table. This allocation occurs during boot and remain...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/x86/amd/uncore: Fixed a memory leak related to the events array. When a CPU comes online, the per-CPU NB and LLC uncore contexts are freed, but the events array within the context structure is not freed. This causes a...

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 vulnerabilities have been resolved: Networks: DSA: Felix: Fixed memory leak in felixsetupmmiofiltering. A memory leak can be avoided if no CPU port is defined. Addresses-Coverity-ID: 1492897 “Resource leak” Addresses-Coverity-ID: 1492899 “Resource leak”...

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: cpufreq: brcmstb-avs-cpufreq – added a check for the return value of cpufreqcpuget. cpufreqcpuget may return NULL. To avoid NULL-reference checks, it should return 0 in case of an error. This issue was identified by the Linux...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use rawsmpprocessorid instead of smpprocessorid. The following call trace was observed: localhost kernel: nvme nvme0: NVME-FC0: controller connect complete localhost kernel: BUG: Using smpprocessorid in preemptible...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iommu/arm-smmu-qcom: Added SM6115 MDSS compatibility. Added SM6115 MDSS compatibility to the list of compatible devices, as it also requires that workaround. Without this workaround, for example, the QRB4210 RB2, which is base...

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

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Fixed a crash that occurred when setting the number of CPU cores to an odd number. When the number of CPU cores is adjusted to 7 or other odd numbers, the size of the zones becomes an odd number. The addresses of thes...

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 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: chipidea: cihdrcimx: Also search for ‘phys’ handle. When passing ‘phys’ in the device tree to describe the USB PHY handle which is the recommended approach according to Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Do not generate errors if the user space injects an interrupt with GIF=0. Do not generate errors or warnings during interrupt injection when GIF is cleared. It is trivial for the user space to force this situation using...

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 vulnerabilities have been resolved: i40e: Fixed a preempt count leak in the napi poll tracepoint. Using getcpu in the tracepoint assignment causes an obvious preempt count leak, because nothing invokes putcpu to undo it. softirq: Huh, entered softirq 3 for NETRX...