Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: i2c: jz4780: Cache the host clock rate to prevent a CCF preparelock deadlock. A severe AB/BA deadlock occurs between the Common Clock Framework CCF and the I2C adapter lock. This deadlock occurs when an I2C-controlled clock...

CVE-2026-74463

A flaw was found in the Linux kernel's i2c: jz4780 driver. A severe deadlock can occur between the Common Clock Framework CCF and the I2C adapter lock. This happens when an I2C-controlled clock generator client is registered or modified, and a concurrent I2C transfer attempts to acquire a lock...

SUSE CVE-2026-74463

In the Linux kernel, the following vulnerability has been resolved: i2c: jz4780: Cache host clock rate at probe to prevent CCF preparelock deadlock Fix a severe AB/BA deadlock between the Common Clock Framework CCF and the I2C adapter lock, which triggers when an I2C-controlled clock generator...

UBUNTU-CVE-2026-74463

In the Linux kernel, the following vulnerability has been resolved: i2c: jz4780: Cache host clock rate at probe to prevent CCF preparelock deadlock Fix a severe AB/BA deadlock between the Common Clock Framework CCF and the I2C adapter lock, which triggers when an I2C-controlled clock generator...

CVE-2026-74463 i2c: jz4780: Cache host clock rate at probe to prevent CCF prepare_lock deadlock

In the Linux kernel, the following vulnerability has been resolved: i2c: jz4780: Cache host clock rate at probe to prevent CCF preparelock deadlock Fix a severe AB/BA deadlock between the Common Clock Framework CCF and the I2C adapter lock, which triggers when an I2C-controlled clock generator...

CVE-2026-74463

In the Linux kernel, the following vulnerability has been resolved: i2c: jz4780: Cache host clock rate at probe to prevent CCF preparelock deadlock Fix a severe AB/BA deadlock between the Common Clock Framework CCF and the I2C adapter lock, which triggers when an I2C-controlled clock generator...

PT-2026-72915

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An AB/BA deadlock exists between the Common Clock Framework CCF and the I2C adapter lock. This occurs when an I2C-controlled clock generator client is registered or modified under the CC...

CVE-2026-74463: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: i2c: jz4780: Cache host clock rate at probe to prevent CCF preparelock deadlock Fix a severe AB/BA deadlock between the Common Clock Framework CCF and the I2C adapter lock, which triggers when an I2C-controlled clock generator...

Linux Distros Unpatched Vulnerability : CVE-2026-74463

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - i2c: jz4780: Cache host clock rate at probe to prevent CCF preparelock deadlock Fix a severe AB/BA deadlock between the Common Clock Framework CCF and the I2C...