CVE-2026-80746
clk: qcom: dispcc-eliza: Fix disp_cc_mdss_mdp_clk_src RCG stall on Eliza EVK
Description
In the Linux kernel, the following vulnerability has been resolved: clk: qcom: dispcc-eliza: Fix disp_cc_mdss_mdp_clk_src RCG stall on Eliza EVK Eliza EVK (eliza-cqs-evk.dts) does not have display enabled, however its Display Clock Controller is enabled and references parent clocks from DSI PHYs, which causes clock reparenting issues during probe (init) and warning on Eliza EVK: disp_cc_mdss_mdp_clk_src: rcg didn't update its configuration. WARNING: drivers/clk/qcom/clk-rcg2.c:136 at update_config+0xd4/0xe4, CPU#1: udevd/273 ... update_config (drivers/clk/qcom/clk-rcg2.c:136 (discriminator 2)) (P) clk_rcg2_shared_disable (drivers/clk/qcom/clk-rcg2.c:1471) clk_rcg2_shared_init (drivers/clk/qcom/clk-rcg2.c:1540) __clk_register (drivers/clk/clk.c:3959 drivers/clk/clk.c:4368) devm_clk_hw_register (drivers/clk/clk.c:4448 (discriminator 1) drivers/clk/clk.c:4672 (discriminator 1)) devm_clk_register_regmap (drivers/clk/qcom/clk-regmap.c:104) qcom_cc_really_probe (drivers/clk/qcom/common.c:418) qcom_cc_probe (drivers/clk/qcom/common.c:445) disp_cc_eliza_probe (dispcc-eliza.c:?) dispcc_eliza platform_probe (drivers/base/platform.c:1432)
INFO
Published Date :
Sept. 3, 2026, 1:06 p.m.
Last Modified :
Sept. 3, 2026, 1:06 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- Enable display on Eliza EVK if needed.
- Disable display clock controller if display is not used.
- Update kernel to include the fix.
- Review clock configuration for similar devices.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-80746.
| URL | Resource |
|---|---|
| https://git.kernel.org/stable/c/2ef00630c5c0b7b2c08aba7643f47594952d357e | |
| https://git.kernel.org/stable/c/9114f72b91618b89a390a64d6c92765e14d555ae |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-80746 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-80746
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-80746 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-80746 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 03, 2026
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: clk: qcom: dispcc-eliza: Fix disp_cc_mdss_mdp_clk_src RCG stall on Eliza EVK Eliza EVK (eliza-cqs-evk.dts) does not have display enabled, however its Display Clock Controller is enabled and references parent clocks from DSI PHYs, which causes clock reparenting issues during probe (init) and warning on Eliza EVK: disp_cc_mdss_mdp_clk_src: rcg didn't update its configuration. WARNING: drivers/clk/qcom/clk-rcg2.c:136 at update_config+0xd4/0xe4, CPU#1: udevd/273 ... update_config (drivers/clk/qcom/clk-rcg2.c:136 (discriminator 2)) (P) clk_rcg2_shared_disable (drivers/clk/qcom/clk-rcg2.c:1471) clk_rcg2_shared_init (drivers/clk/qcom/clk-rcg2.c:1540) __clk_register (drivers/clk/clk.c:3959 drivers/clk/clk.c:4368) devm_clk_hw_register (drivers/clk/clk.c:4448 (discriminator 1) drivers/clk/clk.c:4672 (discriminator 1)) devm_clk_register_regmap (drivers/clk/qcom/clk-regmap.c:104) qcom_cc_really_probe (drivers/clk/qcom/common.c:418) qcom_cc_probe (drivers/clk/qcom/common.c:445) disp_cc_eliza_probe (dispcc-eliza.c:?) dispcc_eliza platform_probe (drivers/base/platform.c:1432) Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/80xxx/CVE-2026-80746.json">CVE-2026-80746</a> Added Reference https://git.kernel.org/stable/c/2ef00630c5c0b7b2c08aba7643f47594952d357e Added Reference https://git.kernel.org/stable/c/9114f72b91618b89a390a64d6c92765e14d555ae