Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/drv: Fixed a potential memory leak in drmdevinit. drmdevinit will add drmdevinitrelease as a callback. When drmmaddaction fails, the release function will not be added. As a result, the refcnt added by deviceget in...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: vop: fixed a possible null-ptr-deref in vopbind. This issue could lead to a null-ptr-deref in resourcesize if platformgetresource returns NULL. Moving the call to resourcesize after devmioremapresource and checking...

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

In the Linux kernel, the following vulnerability has been resolved: drm/panel/panel-tpo-tpg110: fixed a possible null pointer dereferencing issue. In tpg110getmodes, the return value of drmmodeduplicate is assigned to mode. This could lead to a NULL pointer dereferencing issue if drmmodeduplicate...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check if the modulo result is 0 before performing division. How & Why If a value of 0 is read, it will cause a Divide-by-0 panic...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Fixed the UAF issue related to GEM handle creation. The user space can guess the handle value and attempt to race the GEM object creation with the handle being closed. This can lead to a use-after-free scenario if we...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Fixed corruption in bulkmove when adding an entry. When the resource is the first one in the bulkMove range, adding it again i.e., moving it to the end of the list will cause corruption in the list, since the first point...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Check whether hwpp is valid in dpuencoderhelperphyscleanup. The commit 8b45a26f2ba9 “drm/msm/dpu: Reserve CDM blocks for writeback in case of YUV output” introduced a warning about another conditional block in...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed a potential null dereference in dmresume Why Fixed the match error: The dmresume error: We previously assumed that ‘aconnector-dclink’ could be null. How Checked whether dclink is null at the beginning of t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid HDCP over-reading and corruption. Instead of reading the desired 5 bytes from the actual target field, the code was reading 8 bytes. This could result in a corrupted value if the last 3 bytes were non-zero...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, 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 vulnerability has been resolved: drm/amdgpu: fixed a memory leak in the mes self test. The fences associated with the mes queue must be freed during amdgpuringfini...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/ttm: Added a check to avoid dereferencing of a null pointer during swapping. The check is as follows: 90.002283 General protection fault, likely for non-canonical addresses. Address 0xdffffc0000000000: 0000 1 PREEMPT SMP...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Make intelgetcrtcnewencoder less oops-oriented. The purpose of the WARN message was to print something, not to simply report an “oops”. Currently, this exactly happens when we cannot find the Crtc connector in the atomi...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fixed the potential double-free of the bit17 bitmask. A userspace environment where multiple threads compete to set the tiling to I915TILINGNONE could lead to a double-free of the bit17 bitmask. Or, conversely, memory...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/sti: The return type of stidvo,hda,hdmiconnectormodevalid has been corrected. With Clang’s Kernel Control Flow Integrity kCFI, CONFIGCFICLANG, indirect call targets are validated against the expected function pointer...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Added a check for the encoder in intelhdcpgetcapability. Sometimes during hotplug scenarios or suspend/resume scenarios, the encoder may not be initialized properly. To prevent null pointer dereferencing in the...

Astra Linux – Vulnerability in Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: fix usage of slab after free +0.000021 BUG: KASAN: slab-use-after-free in drmschedentityflush+0x6cb/0x7a0 gpusched +0.000027 Reading of size 8 at address ffff8881b8605f88 by task amdpciunplug/2147 +0.000023 CPU: 6...

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: 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...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/imx: Fixed a memory leak in imxpdconnectorgetmodes. Avoid leaking the display mode variable if ofgetdrmdisplaymode fails. Addressing-Coverity-ID: 1443943 "Resource leak"...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/imx/tve: fixed the probe device leak. Make sure to remove the reference to the DDC device during probe operations when there is a probe failure e.g., probe deferral, as well as during the driver unbinding process...