Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tipc: fixed a kernel panic that occurred when enabling a bearer. When enabling a bearer on a node, a kernel panic was observed: 4.498085 RIP: 0010:tipcmonprep+0x4e/0x130 tipc ... 4.520030 Call Trace: 4.520689 4.521236...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: spi: bcm2835: bcm2835spihandleerr: Fixed the issue of NULL pointer dereferencing for non-DMA transfers. If an IRQ-based transfer times out, the bcm2835spihandleerr function is called. Since commit 1513ceee70f2 “spi: bcm2835: Drop...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vkms: fixed a possible null pointer dereferencing issue. In amdgpuvkmsconngetmodes, the return value of drcmcvtmode is assigned to mode. This could lead to a null pointer dereferencing issue if drcmcvtmode fails. A che...

Astra Linux - уязвимость в linux-5.15

In the Linux kernel, the following vulnerability has been resolved: iio: accel: mma8452: use the correct logic to get mma8452data The original logic to get mma8452data is wrong, the dev point to the device belong to iiodev. we can't use this dev to find the correct i2cclient. The original logic...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: BPF: Fixed potential improper pointer dereferencing in bpfsysbpf. The bpfsysbpf helper function allows an eBPF program to load another eBPF program from within the kernel. In this case, the argument union bpfattr pointer along...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: kprobe: Fixed a potential nullptrdereference issue in traceeventfile in kprobeeventgentestexit. When tracegeteventfile fails, genkretprobetest will be assigned as the error code. If the kprobeeventgentest module is remov...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: platform: mtk-mdp3: Added a missing check and a call to free for idaalloc. Added a check on the return value of idaalloc to avoid NULL pointer dereferencing. Additionally, freed the allocated ctx-id if mdpm2mopen fails...

Astra Linux - уязвимость в linux-5.15

A NULL pointer dereference flaw was discovered in the Linux kernel’s KVM module. This flaw can lead to a denial of service in the x86emulateinsn function in arch/x86/kvm/emulate.c. The flaw occurs when an illegal instruction is executed on the guest CPU of the Intel model...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Ensure that objs is not NULL in virtiogpuarrayputfree. If virtiogpuobjectshmeminit fails e.g., due to fault injection, as happened in the bug report by syzbot, virtiogpuarrayputfree might be called with objs being NUL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ptdma: A check for a null descriptor is performed before calling ptcmdcallback. This issue resolves a panic that can occur on AMD systems, typically during host shutdown, after the PTDMA driver has been exercised. The...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rtc: mt6397: Check the return value after calling platformgetresource. This could lead to a null-ptr-deref issue if platformgetresource returns NULL. Therefore, we need to check the return value...

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 found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3: checking the return value after calling platformgetresource. This will cause a null-ptr-deref if platformgetresource returns NULL; therefore, we need to check the return value...

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: net: lltemac: The function platformgetresource was replaced with the function devmplatformioremapresourcebyname. This replacement affects the call using 0 as the resource name. This ultimately leads to a null pointer in the strcm...

Astra Linux – Vulnerability in Firefox

The developer’s page for about:memory includes a Measure function for exploring which object types the browser has allocated and their sizes. When this function was invoked, we incorrectly called the sizeof function instead of using the API method that checks for invalid pointers. This...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: hwmon: w83792d Fixed NULL pointer dereferencing by removing unnecessary structure fields. If the driver reads a value that is sufficient for the condition: val & 0x08 && !val & 0x80 && val & 0x7 == val 4 & 0x7 then NULL pointe...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel before version 5.15.13, the file drivers/net/ethernet/mellanox/mlx5/core/steering/drdomain.c misinterprets the return value of mlx5getuarspage. It expects the return value to be NULL in the error case, but in reality, it is an error pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: Fixed a NULL pointer dereferencing in -remove. The drvdata parameter must be set in probe; otherwise, platformgetdrvdata causes a NULL pointer dereferencing bug in remove...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Thermal: Core – Fix for NULL pointer dereferencing in TZGETTRIP. Do not call gettriphyst from thermalgenlcmdtzgettrip if the thermal zone does not define such a function...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/cs: Commands with 0 chunks result in illegal behavior. Submitting a CS with 0 chunks causes an oops; this issue was discovered while attempting to execute the wrong user space driver. MESALOADERDRIVEROVERRIDE=v3d glxin...