CVE-2026-90273

A flaw was found in the Coresight ETM4x component of the Linux kernel. This vulnerability occurs in the performance perf enable path due to missing calls to cscfgcsdevdisableactiveconfig when branch broadcast is unsupported or hardware enablement fails. This oversight can lead to a leak of...

Linux Distros Unpatched Vulnerability : CVE-2026-90274

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - coresight: etm4x: fix underflow for usage of nrseqstate - 1 According to IHI006H Embedded Trace Macrocell Architecture Specification0, TRCSEQEVR is implemented...

CVE-2026-90273

In the Linux kernel, the following vulnerability has been resolved: coresight: etm4x: missing cscfgcsdevdisableactiveconfig in perf enable In the perf enable path, there are missing cases where cscfgcsdevdisableactiveconfig is not called: - Branch broadcast is selected but not supported by the...

CVE-2026-90274

In the Linux kernel, the following vulnerability has been resolved: coresight: etm4x: fix underflow for usage of nrseqstate - 1 According to IHI006H Embedded Trace Macrocell Architecture Specification0, TRCSEQEVR is implemented only when TRCIDR5.NUMSEQSTATE is 0b100, in which case n ranges from 0...

CVE-2026-90274 coresight: etm4x: fix underflow for usage of (nrseqstate - 1)

In the Linux kernel, the following vulnerability has been resolved: coresight: etm4x: fix underflow for usage of nrseqstate - 1 According to IHI006H Embedded Trace Macrocell Architecture Specification0, TRCSEQEVR is implemented only when TRCIDR5.NUMSEQSTATE is 0b100, in which case n ranges from 0...

CVE-2026-90273 coresight: etm4x: missing cscfg_csdev_disable_active_config() in perf enable

In the Linux kernel, the following vulnerability has been resolved: coresight: etm4x: missing cscfgcsdevdisableactiveconfig in perf enable In the perf enable path, there are missing cases where cscfgcsdevdisableactiveconfig is not called: - Branch broadcast is selected but not supported by the...

PT-2026-94621

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the coresight etm4x component during the perf enable path. The system fails to call the cscfg csdev disable active config function in specific error scenarios, such as...

PT-2026-94622

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An underflow issue exists in the coresight etm4x component. The problem occurs during the initialization or setting of TRCSEQEVR when the TRCIDR5.NUMSEQSTATE is 0b000, as the code uses...

PT-2022-33743 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.15.63 Description: The issue is related to the coresight: etm4x component, where an automated ID was created to aid in the discovery of potential security vulnerabilities. The actual impact and attack...

PT-2022-33355 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.19.4 Description: The issue is related to the coresight: etm4x component and is intended to aid in the discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet...