USN-8200-2: Linux kernel (FIPS) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Cryptographic API; - GPU drivers; - I2C subsystem; - Network traffic control; CVE-2022-49046,...

CVE-2026-21382 Buffer Copy Without Checking Size of Input in Power Management IC

Memory Corruption when handling power management requests with improperly sized input/output buffers...

CVE-2026-21372 Heap-Based Buffer Overflow in Power Management IC

Memory Corruption when sending IOCTL requests with invalid buffer sizes during memcpy operations...

CVE-2026-21372

CVE-2026-21372 describes memory corruption/heap-based overflow in a Power Management IC when handling IOCTLs with invalid buffer sizes during memcpy. The vulnerability is detailed across sources as a memory corruption issue triggered by malformed IOCTL buffer lengths, with impact on confidentiali...

CVE-2026-23369

In the Linux kernel, the following vulnerability has been resolved: i2c: i801: Revert "i2c: i801: replace acpilock with I2C bus lock" This reverts commit f707d6b9e7c18f669adfdb443906d46cfbaaa0c1. Under rare circumstances, multiple udev threads can collect i801 device info on boot and walk...

CVE-2026-23369

In the Linux kernel, the following vulnerability has been resolved: i2c: i801: Revert "i2c: i801: replace acpilock with I2C bus lock" This reverts commit f707d6b9e7c18f669adfdb443906d46cfbaaa0c1. Under rare circumstances, multiple udev threads can collect i801 device info on boot and walk...

CVE-2026-23369 i2c: i801: Revert "i2c: i801: replace acpi_lock with I2C bus lock"

In the Linux kernel, the following vulnerability has been resolved: i2c: i801: Revert "i2c: i801: replace acpilock with I2C bus lock" This reverts commit f707d6b9e7c18f669adfdb443906d46cfbaaa0c1. Under rare circumstances, multiple udev threads can collect i801 device info on boot and walk...

CVE-2026-23197

In the Linux kernel, the following vulnerability has been resolved: i2c: imx: preserve error state in block data length handler When a block read returns an invalid length, zero or I2CSMBUSBLOCKMAX, the length handler sets the state to IMXI2CSTATEFAILED. However, i2cimxmasterisr unconditionally...

CVE-2026-23197 i2c: imx: preserve error state in block data length handler

In the Linux kernel, the following vulnerability has been resolved: i2c: imx: preserve error state in block data length handler When a block read returns an invalid length, zero or I2CSMBUSBLOCKMAX, the length handler sets the state to IMXI2CSTATEFAILED. However, i2cimxmasterisr unconditionally...

SUSE CVE-2026-23055

In the Linux kernel, the following vulnerability has been resolved: i2c: riic: Move suspend handling to NOIRQ phase Commit 53326135d0e0 "i2c: riic: Add suspend/resume support" added suspend support for the Renesas I2C driver and following this change on RZ/G3E the following WARNING is seen on...

CVE-2026-23055

In the Linux kernel, the following vulnerability has been resolved: i2c: riic: Move suspend handling to NOIRQ phase Commit 53326135d0e0 "i2c: riic: Add suspend/resume support" added suspend support for the Renesas I2C driver and following this change on RZ/G3E the following WARNING is seen on...

CVE-2025-68755

The CVE-2025-68755 entry concerns the Linux kernel MOST I2C driver, which was reported as completely broken for five years and has been removed from staging. The root cause was a change requiring an interface device pointer before registration; the I2C driver was never updated, creating a potenti...

PT-2026-1243

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The MOST I2C driver within the Linux kernel was broken for five years without detection. A commit required drivers to set an interface device pointer before registration, but the I2C...

SUSE CVE-2023-54175

In the Linux kernel, the following vulnerability has been resolved: i2c: xiic: xiicxfer: Fix runtime PM leak on error path The xiicxfer function gets a runtime PM reference when the function is entered. This reference is released when the function is exited. There is currently one error path wher...

CVE-2023-54175

In the Linux kernel, the following vulnerability has been resolved: i2c: xiic: xiicxfer: Fix runtime PM leak on error path The xiicxfer function gets a runtime PM reference when the function is entered. This reference is released when the function is exited. There is currently one error path wher...

CVE-2023-54266

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: m920x: Fix a potential memory leak in m920xi2cxfer 'read' is freed when it is known to be NULL, but not when a read error occurs. Revert the logic to avoid a small leak, should a m920xread call fail...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an unverified I2C message length that could lead to a null pointer dereference...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992602)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992602 advisory. In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: az6027: fix null-ptr-deref in az6027i2cxfer Wei Chen reports a kernel bug as blew...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992685)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992685 advisory. In the Linux kernel, the following vulnerability has been resolved: serial: max310x: fix NULL pointer dereference in I2C instantiation When trying to instantiate a...

PT-2026-43808

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A locality leak occurs in the tpm i2c infineon component. When the get burstcount function returns -EBUSY due to a timeout, it exits immediately without releasing the locality previously...