CVE-2026-80705

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: check if dml21addphantomplane is successful Verify that the phantom plane was allocated to avoid a later segfault. cherry picked from commit 5adb54abe5a8e82cbff7f8806db30a5f4924329f...

CVE-2026-80704

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: use proper context for logging The same as the rest of the code, getssinfofromatombios uses calcpllcs-ctx-logger for logging. But calcpllcs-ctx is initialized only later in calcpllmaxvcoconstruct. Therefore, any...

CVE-2026-80705

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: check if dml21addphantomplane is successful Verify that the phantom plane was allocated to avoid a later segfault. cherry picked from commit 5adb54abe5a8e82cbff7f8806db30a5f4924329f...

CVE-2026-80705 drm/amd/display: check if dml21_add_phantom_plane() is successful

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: check if dml21addphantomplane is successful Verify that the phantom plane was allocated to avoid a later segfault. cherry picked from commit 5adb54abe5a8e82cbff7f8806db30a5f4924329f...

CVE-2026-80705

CVE-2026-80705 affects the Linux kernel in the drm/amd/display subsystem. The function dml21_add_phantom_plane() could fail to allocate a phantom plane, and the failure was not checked before subsequent use, leading to a later segfault (null pointer dereference). The fix verifies that the phantom...

CVE-2026-80704 drm/amd/display: use proper context for logging

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: use proper context for logging The same as the rest of the code, getssinfofromatombios uses calcpllcs-ctx-logger for logging. But calcpllcs-ctx is initialized only later in calcpllmaxvcoconstruct. Therefore, any...

CVE-2026-80704

CVE-2026-80704 is a NULL pointer dereference in the Linux kernel's DRM AMD display driver. The function get_ss_info_from_atombios() accessed calc_pll_cs->ctx->logger before calc_pll_cs->ctx was initialized in calc_pll_max_vco_construct(), causing a crash during early driver construction....

EUVD-2026-67439

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: use proper context for logging The same as the rest of the code, getssinfofromatombios uses calcpllcs-ctx-logger for logging. But calcpllcs-ctx is initialized only later in calcpllmaxvcoconstruct. Therefore, any...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098886)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098886 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Use kreallocarray in dalvectorreserve Why & How dalvectorreserve computes the...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098755)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098755 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add null checker before passing variables Checks null pointer before passing...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098797)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098797 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Clamp VBIOS HDMI retimer register count to array size Why & How The VBIOS...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A null pointer check should be added for getfirstactivedisplay. The function modhdcphdcp1enableencryption calls the function getfirstactivedisplay, but does not check its return value. The return value is a null...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Skips inactive planes within ModeSupportAndSystemConfiguration. Reason Coverity reported a memory issue involving illegal access attempts. How The inactive planes are skipped...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Check linkres-hpodplinkenc before using it. WHAT & HOW The functions dpenablelinkPhy and dpdisablelinkPhy can pass linkres without initializing hpodplinkenc. It is necessary to check for null values before...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Added a null check before passing variables. Checked for null pointers before passing variables to functions. This fix resolves 3 NULLRETURNS issues reported by Coverity...

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 – 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 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The denominator pbndiv is checked before being used. WHAT & HOW The denominator cannot be 0, and this check is performed before it is used. This fix addresses a Divide-by-zero issue reported by Coverity...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null checks for ‘stream’ and ‘plane’ were added before dereferencing them. This commit adds null checks for the ‘stream’ and ‘plane’ variables in the dcn30applyidlepoweroptimizations function. These variables wer...

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/display: A null check was added for toppipetoprogram in the commitplanesforstream function. This fix addresses a null pointer dereferencing issue in the commitplanesforstream function at line 4140. The issue could occur...