Skip to content
Threat Feed
Subscribe

Product

Ubuntu 24.04 LTS

3 briefs RSS
medium advisory

Ubuntu Linux Kernel Vulnerabilities Addressed in Security Notices

Ubuntu released security notices between May 4 and 10, 2026, addressing vulnerabilities in the Linux kernel affecting Ubuntu 20.04 LTS, 22.04 LTS, 24.04 LTS, and 25.10, requiring timely updates.

Ubuntu 20.04 LTS +3 linux kernel vulnerability patch
2r
critical advisory

CVE-2026-31431 'Copy Fail' Linux Kernel Privilege Escalation

The 'Copy Fail' vulnerability (CVE-2026-31431) in the Linux kernel allows a local attacker to escalate privileges to root, potentially leading to container breakout and lateral movement in cloud environments.

Amazon Linux 2023 +3 privilege-escalation linux kernel
2r 1t 1c
critical threat

Local Privilege Escalation Vulnerability 'Copy Fail' in Linux Kernel

A local privilege escalation vulnerability, dubbed 'Copy Fail' (CVE-2026-31431), affects Linux kernels released since 2017, allowing an unprivileged local attacker to gain root permissions by exploiting a logic bug in the authencesn cryptographic template.

Linux kernel +4 Theori privilege-escalation linux vulnerability
2r 1t 1c