Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: tty: fixed a possible nullptrdefer issue in spkttyiorelease. Run the following tests on the qemu platform: syzkaller: modprobe speakupaudptr input: Speakup as /devices/virtual/input/input4 initialized device: /dev/synth, node...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: reset: uniphier-glue: Fix possible null-ptr-deref This issue could lead to a null-ptr-deref condition when the resourcesizeres function is called, if platformgetresource returns NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pseries/papr-hvpipe: The issue of null pointer dereferencing in paprhvpipedevcreatehandle was fixed. The commit 6d3789d347a7 “papr-hvpipe: converted paprhvpipedevcreatehandle to FDPREPARE” changed the creation handle to FDPREPARE...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mt76: Fixed a use-after-free by removing a non-RCU wcid pointer. This fix addresses an issue detected by KASAN regarding use-after-free in mt76txqschedule. This was done by protecting mtxq-wcid with rculock between...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: rt7-sdw: harden jackdetecthandler Realtek headset codec drivers typically check whether the card is instantiated before proceeding with the jack detection. However, rt700, rt711, and rt711-sdca lack a check on the card...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: renesas: vsp1: Fix NULL pointer deref on module unload When unloading the module in Gen 4, we encountered a NULL pointer dereference. This issue arises due to the cleanup code calling vsp1drmcleanup, whereas it should call...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: xsk: Fixed a race condition in socket teardown Fixed a race condition in the xsk socket teardown code that could lead to a NULL pointer dereferencing. The current xskunbindcode in xskunbinddev starts by setting xs-state to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: remoteproc: xlnx: Only access buffer information when IPI is buffered. In the receive callback, a check is performed to ensure that the message is not NULL, to prevent possible crashes due to dereferencing of NULL pointers...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: fix NULL pointer dereference in class dump When a TAPRIO child qdisc is deleted using RTMDELQDISC, the function tapriograft is called with new == NULL and stores NULL into q-qdiscscl - 1. Subsequent RTMGETTCLAS...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/msm/gem: fixed error handling in msmioctlgeminfogetmetadata The msmioctlgeminfogetmetadata function always returns 0, regardless of errors. When copytouser fails or the user buffer is too small, the error code stored in re...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel, where the function sunkbdreinit was executed after sunkbdinterrupt had been called, even before sunkbd was freed. Although the dangling pointer is set to NULL in sunkbddisconnect, there is still an alias in sunkbdreinit that leads to a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: rockchip: rkcif: Added the “MUSTCONNECT” flag to the pads. The pads failed to check for connected devices, which may lead to a null dereference when the stream is enabled. It is impossible to handle a NULL pointer...

Astra Linux – Vulnerability in Linux 5.15

A NULL pointer dereference flaw was discovered in the Linux kernel’s AMD Sensor Fusion Hub driver. This flaw allows a local user to crash the system...

Astra Linux – Vulnerability in 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 for getting mma8452data is incorrect. The dev points to the device belonging to iiodev. We cannot use this dev to find the correct i2cclient. The...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Staging: vchiqarm: Avoid dereferencing a NULL pointer in vchiqdumpplatforminstances. vchiqgetstate can return a NULL pointer. Therefore, handle this case and avoid dereferencing a NULL pointer in vchiqdumpplatforminstances...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel, specifically in the spkttyioreceivebuf2 function. This function dereferences the spkttyiosynth variable without checking whether it is NULL or not. This could lead to a NULL-ptr deref crash...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: rtl8723bs: osdep: Avoid NULL pointer dereferencing in rtwcbufalloc. The return value of kzallocflex is used without ensuring that the allocation succeeds, and the pointer is dereferenced unconditionally. Protect access t...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.9.1, as used with Xen up to version 4.14.x. The file drivers/xen/events/eventsbase.c allows for the removal of event channels during the event-handling loop a race condition. This can lead to a use-after-free or NULL pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: intel/ipu6: fix error pointer dereference In a error path, it was confirmed that isp-psys is an error pointer that is not NULL. Therefore, this condition is true, and the error pointer is dereferenced. Thus, isp-psys shoul...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: octeonep VF: Added NULL checks for napibuildskb. The napibuildskb function can return NULL when allocation fails. In octep VFoqprocessrx, the result is used directly without a NULL check in both the single-buffer and...