Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: SDMA updates use an unlocked iterator. The SDMA update of the page table may be called from an unlocked context, which generates a warning. Use an unlocked iterator to handle this case. WARNING: CPU: 0, PID: 1475, ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Reset the IH OVERFLOWCLEAR bit. This also allows us to detect subsequent IH ring buffer overflows...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix for a use-after-free bug This bug can be triggered by sending a single amdgpugemuserptrioctl command to the AMDGPU DRM driver on any ASICs with an invalid address and size. The bug was reported by Joonkyo Jung . F...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fixed the issue of unexpected dereferencing of the hive. Check whether the amdgpuhiveinfo hive might be NULL...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed an out-of-bounds access in ‘dcn21linkencodercreate’. An issue was identified in the dcn21linkencodercreate function, where an out-of-bounds access could occur when the hpdsource index was used to reference...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Replace Mutex with Spinlock for RLCG register access to avoid Priority Inversion in SRIOV RLCG Register Access is a way for virtual functions to safely access GPU registers in a virtualized environment, including TLB...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/fence: Fixed an oops due to incorrect drmsched init/fini calls. Currently, amdgpu calls drmschedfini from the fence driver’s fini routine. Such a call is expected to occur only after the respective init function,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ftrace: The soft lockup issue in ftracemoduleenable has been fixed. A soft lockup was observed when loading the amdgpu module. If a module contains many functions that can be traced, multiple calls to kallsymslookup may take too...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Validated TA binary size. Added validation of TA binary size to prevent out-of-band OOB writes. Selected from the commit c0a04e3570d72aaf090962156ad085e37c62e442...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu/amdgpucs: fixed the reference count leak of a dmafence object. This issue occurs in an error path within amdgpucsfencetohandleioctl. When info-in.what falls under the default case, the function simply returns...

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: drm/amdgpu: Set the correct AMDGPU sg segment limitation. The driver needs to set the correct maxsegmentsize; otherwise, debugdmamapsg will complain about the over-mapping of the AMDGPU sg length as follows: WARNING: CPU: 6 PID:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate the virtual address and size of the userq buffer. It is necessary to validate the virtual address of the userq object to determine whether it is located in a valid vm mapping...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate userq input args. This will assist in validating the userq input arguments and rejecting invalid userq requests during IOCTLs...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed potential null pointer dereference issues. The amdgpurasgetcontext function may return NULL if the device does not support the RAS feature; therefore, a check must be performed before using this function...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed a null pointer access when the smcrreg pointer is NULL. In certain types of chips, such as VEGA20, reading the amdgpu regssmc file can lead to a null pointer access when the smcrreg pointer is NULL. Here are the...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Disable SDMA ECC IRQ only when SDMA RAS is enabled in suspend. sdmav40ip is shared on several Asics. However, in sdmav40hwfini, the driver unconditionally disables ECCIRQ, which is only enabled on those Asics that...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed a possible NULL dereference in amdgpurasqueryerrorstatushelper. Returned an invalid error code -EINVAL for invalid block IDs. The following issues have also been fixed: drivers/gpu/drm/amd/amdgpu/amdgpuras.c:118...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fixed the calltrace warning in psphwfini. The call trace occurs when the amdgpu is removed after a mode1 reset. During a mode1 reset, from suspend to resume, there is no need to reinitialize the ta firmware buffer,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added a null check for the ‘afb’ variable in the amdgpudmplanehandlecursorupdate function v2. This commit incorporates a null check for the ‘afb’ variable within the amdgpudmplanehandlecursorupdate function...