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high threat

CISA Adds Two Exploited Linux Kernel Vulnerabilities to KEV Catalog

CISA has added CVE-2025-39964 and CVE-2026-53266, two actively exploited Linux kernel vulnerabilities, to its Known Exploited Vulnerabilities catalog.

exploited Linux Kernel +1 vulnerability-management linux kernel cisa-kev
2c
high advisory

Linux Kernel Out-of-Bounds Write Vulnerability (CVE-2022-0995)

The Linux Kernel contains an out-of-bounds memory write vulnerability that enables a local attacker to achieve privilege escalation or cause a system denial of service.

Kernel
1t 1c
medium advisory

KVM Shadow VMCS Memory Handling Vulnerability

A vulnerability in the Linux kernel KVM module allows a guest user to trigger memory corruption via improper shadow VMCS handling after a VMCLEAR operation.

Kernel vulnerability virtualization linux denial-of-service kernel-security
1t 1c updated
high advisory

Linux Kernel Local Privilege Escalation Exploit Publicly Available

A local privilege escalation vulnerability in the Linux Kernel has a published exploit on Exploit-DB, potentially allowing unprivileged users to gain elevated privileges on vulnerable systems.

Kernel privilege-escalation linux
2r 1t
high advisory

Suspicious Kernel Module Load from Unusual Location (Linux)

This alert detects the loading of Linux kernel modules from non-standard directories, potentially indicating malicious persistence or rootkit activity.

Kernel kernel-module persistence rootkit linux
2r