CISA Warns of Attackers Exploiting Linux Flaw with PoC Exploit

CISA warns of attackers exploiting Linux flaw with PoC exploit

CISA has warned U.S. federal agencies about attackers targeting a high-severity vulnerability in the Linux kernel's OverlayFS subsystem that allows them to gain root privileges.

CISA Alerts to Active Exploits of Linux Kernel Ownership Flaw

The Cybersecurity and Infrastructure Security Agency (CISA) issued an urgent alert regarding active exploitation of a critical Linux kernel vulnerability, tracked as CVE-2023-0386, which has now been added to the Known Exploited Vulnerabilities (KEV) Catalog. This flaw, rooted in the OverlayFS subsystem of the Linux kernel, allows local users to escalate privileges and potentially gain […] The post CISA Alerts to Active Exploits of Linux Kernel …

CISA Warns of Active Exploitation of Linux Kernel Privilege Escalation Vulnerability

CISA将Linux内核漏洞CVE-2023-0386列为已知被利用漏洞（CVSS 7.8），该漏洞可导致权限提升。攻击者可利用OverlayFS子系统中的不当文件复制机制，在目标系统中执行恶意代码以获取更高权限。尽管该漏洞已在2023年初修复，但其野外利用情况尚不清楚。CISA要求联邦机构于2025年7月前完成修补以应对威胁。

CISA Adds One Known Exploited Vulnerability to Catalog

CISA Adds One Known Exploited Vulnerability to Catalog chayes Jun 17, 2025 Release DateJune 17, 2025 DescriptionCISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation.  CVE-2023-0386 Linux Kernel Improper Ownership Management Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant risks to the federal en…