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CVE-2026-46331

exploited in the wild☆ pin

CVSS

—

Reports

5

First seen

Jun 26, 2026

Last seen

Jul 23, 2026

Affected product

Linux kernel (RHEL 8, 9, 10; Debian 11, 12, 13 trixie; Ubuntu 18.04–26.04)

Associated actors

Gaslight ×1 Turla ×1

Recent reports

Claude Cowork Sandbox Escape Vulnerability Exposes macOS File Access

The Hacker NewsJul 23, 2026 High

RedHat Linux Kernel Multiple Vulnerabilities

HKCERTJul 2, 2026 High

Weekly Recap: Linux Kernel Flaws, AI Malware Tricks, Turla Backdoor, Infostealers and More

The Hacker NewsJun 29, 2026 High

Multiple Elevation of Privilege Vulnerabilities in Linux Kernel (CVE-2026-43503, CVE-2026-46331)

GovCERT.HKJun 29, 2026 High

Linux pedit COW Exploit (CVE-2026-46331) Enables Unprivileged Root Access via Page-Cache Poisoning

The Hacker NewsJun 26, 2026

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