Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ata: libata-transport: fixed error handling in atatlinkadd In atatlinkadd, the return value of transportadddevice is not checked. As a result, a nullptrdereference exception occurs when removing the module, because...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iio: chemical: sps30i2c: fix the buffer size in sps30i2creadmeas The value of sizeofnum is evaluated as sizeofsizet 8 bytes on 64-bit systems, instead of the intended be32 element size 4 bytes. Use sizeofmeas to correctly match t...

Astra Linux – Vulnerability in Linux

The arch/x86/kvm/mmu/pagingtmpl.h file in the Linux kernel before version 5.12.11 incorrectly calculates the access permissions of a shadow page, resulting in a missing guest protection page fault...

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

In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: Fix endpoint check The syzbot fuzzer detected a problem with the udlfb driver, caused by an endpoint that does not have the expected type. usb 1-1: Failed to read the EDID byte 0; result: -71. usb 1-1: Unable to...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: HID: hyperv: fixed a possible memory leak in mousevscprobe If hidadddevice returns an error, it should call hiddestroydevice to free the hiddev that was allocated in hidallocatedevice...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A memory leak was fixed when using debugfslookup. When calling debugfslookup, the result must have dput called upon it; otherwise, memory will leak over time. This issue was fixed by properly calling dput...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tipc: The process of creating a BC link has been moved back to tipcnodecreate. Shuang Li reported a NULL pointer dereference crash: - Bug: NULL pointer dereference in the kernel; address: 0000000000000068 - RIP: 0010:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: qca – fixed an issue where information was leaked when retrieving the board ID. A missing sanity check was added when retrieving the board ID to prevent the leakage of slab data when later requesting the firmware...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Fixed the handling of cached open files in the nfsd4open code path. The commit fb70bf124b05 “NFSD: Instantiate a struct file when creating a regular NFSv4 file” added the ability to cache an open file descriptor across...

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: net: ice: Fixed a potential NULL pointer dereference in the icebridgesetlink function. The icebridgesetlink function may encounter a NULL pointer dereference if nlmsgfindattr returns NULL, and brspec is dereferenced subsequently ...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: scsi.debug: A sanity check was performed to ensure that the block descriptor length in respmodeselect was valid. BUG: KASAN: A use-after-free condition occurred in respmodeselect+0xa4c/0xb40, located in...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: usb: smsc75xx: Fixed access to uninitvalue in smsc75xxreadreg syzbot reported the following issues with access to uninitvalue: ===================================================== BUG: KMSAN: uninitvalue in...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

An integer overflow vulnerability was discovered in the vmwgfx driver, located in the vmxgfxexecbuf.c file within the GPU component of the Linux kernel. The vulnerability affects device files such as '/dev/dri/renderD128 or Dxxx'. This flaw allows a local attacker with a user account on the syste...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Class: A possible memory leak in classregister has been fixed. If classaddgroups returns an error, the cp-subsys needs to be unregistered, and the cp needs to be freed. We cannot call ksetunregister here, because the cls will be...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fixed a memory leak in pvrprobe. The error handling code in pvr2hdwcreate forgets to unregister the v4l2 device. When pvr2hdwcreate returns back to pvr2contextcreate, it calls pvr2contextdestroy to destroy the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fixed the loop termination condition in gssfreeintokenpages. The intoken-pages array is not NULL-terminated. This results in the following KASAN issue: KASAN: Potential wild-memory-access in the range...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipvs: fixed an warning in ipvscleanupbatch. During the initialization of ipvsconnnetinit, if the files ipvsconn or ipvsconnsync fail to be created, the initialization is successful by default. Therefore, the ipvsconn or...

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

A flaw was discovered in the XFRM subsystem of the Linux kernel. The specific flaw occurs during the processing of state filters, which can lead to a read of data beyond the end of an allocated buffer. This flaw allows a local privileged CAPNETADMIN attacker to trigger an out-of-bounds read,...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: hwmon: mlxreg-fan Returns a non-zero value when the fan’s current state is enforced from sysfs. The minimum fan speed can be enforced from sysfs. For example, setting the current fan speed to 20 is used to force the fan speed ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix for filter limit check In watchqueuesetfilter, there are several places where we check that the filter type value does not exceed what the typefilter bitmap can hold. One place calculates the number of bits using...