Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/bridge: tc358767 – Ensure the connector is fully initialized before signaling HPD events via IRQ. Make sure the connector is fully initialized before sending any HPD events through drmkmshelperhotplugevent. Otherwise, it m...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Fixed the issue of reading from a negative array index. Avoid using negative values for clkidex as an index into the array pptable-DpmDescriptor. V2: Fixed the return check for clkindex by Tim Huang...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fixed the BUGON in mmapPROTWRITE, MAPPRIVATE. A lack of check for copy-on-write COW mapping in drmgemshmemmmap allows users to call mmap with PROTWRITE and MAPPRIVATE flags, causing a kernel panic due to BUGON i...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm: bridge: cdns-mhdp8546: Fixed a possible null pointer dereferencing issue. In cdnsmhdpatomicenable, the return value from drmmodeduplicate is assigned to mhdpstate-currentmode. There is a dereference of this variable in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Check the index msgid before reading or writing. WHAT msgid is used as an array index, and it cannot be a negative value. Therefore, it cannot be equal to MODHDCPMESSAGEIDINVALID -1. HOW Check whether msgid is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fixed a null pointer dereference in nouveauconnectorgetmodes. In nouveauconnectorgetmodes, the return value of drmmodeduplicate is assigned to mode, which may lead to a NULL pointer dereference in case of a failure i...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: Check that bova-bo is not NULL before using it. The call to radeonvmclearfreed may clear bova-bo, so we must check this before dereferencing it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null pointer checking is performed before dereferencing se. WHAT & HOW The variable se is previously checked for being a null pointer in the same function. This means it might be null; therefore, it must be check...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: prime: fix refcount underflow Calling nouveauboref on a nouveaubo without initializing it and thus the backing ttmbo leads to a refcount underflow. Instead of calling nouveauboref in the unwind path of...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: The use of an uninitialized value size when calling amdgpuvcecsreloc. Initialize the size value before calling amdgpuvcecsreloc, such as in the case where it’s set to 0x03000001. V2: To truly improve the handling, we...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: fixed a situation where dereference operations occurred after a null check. Check the pointer hive before using it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check the pipe offset before setting vblank. The size of pipectx is MAXPIPES; therefore, its index must be checked before accessing the array. This fix addresses an OVERRUN issue reported by Coverity...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/sti: Avoid potential dereferencing of error pointers. The return value of drmatomicgetcrtcstate needs to be checked. This is done to prevent the use of the error pointer ‘crtcstate’ in case of a failure...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fixed the out-of-bounds read warning. Using index i-1U may exceed the element index for mcdata when i=0...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Check null-initialized variables WHAT & HOW drrtiming and subvppipe are initialized to null, and they are not always assigned new values. It is necessary to check for null before dereferencing these variables...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: vop: Fixed a warning regarding dereference of a variable before checking it. The ‘state’ parameter cannot be NULL; we should check crtcstate accordingly. Fixed the warning:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/radeon: fixed the UBSAN warning in kvdpm.c Added a bounds check for sumovidmappingentry...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The default value of “denominators” should be set to 1. WHAT & HOW Variables that are used as denominators and may not be assigned to other values should not have a default value of 0. Change their default value ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Ensure that the fwinfo is not null before using it. This resolves the warning regarding the dereference of a null return value reported by Coverity...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: added error handling to avoid out-of-bounds access. If the sdmav40irqidtoseq function returns -EINVAL, the process should be stopped to prevent out-of-bounds reading; therefore, -EINVAL should be returned directly...