CVE-2026-99233

A flaw was found in the Linux kernel's event tracing subsystem. The kernel fails to properly verify the unique identity of trace events when updating reference counters for histogram triggers, comparing only their names. A local user with access to the tracing interface can exploit this by...

Ubuntu 18.04 LTS : Linux kernel (HWE) vulnerabilities (USN-4225-2)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4225-2 advisory. USN-4225-1 fixed vulnerabilities in the Linux kernel for Ubuntu 19.10. This update provides the corresponding updates for the Linux Hardware Enablement H...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4226-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4226-1 advisory. Michael Hanselmann discovered that the CIFS implementation in the Linux kernel did not sanitize paths returned by an SMB server. An attacker controlling ...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4225-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4225-1 advisory. It was discovered that a heap-based buffer overflow existed in the Marvell WiFi-Ex Driver for the Linux kernel. A physically proximate attacker could use...