CVE-2022-0492
Linux Kernel Improper Authentication Vulnerability
- 대응 우선순위
- 최우선
- CVSS
- 7.8
- EPSS
- 5.53% 백분위 91.8% · 2026.06.27 기준
- CISA KEV
- 등록
- 조치 기한
- 2026.06.05
- 공개일
- 2022.03.04
CISA KEV에 등록된 실제 악용 확인 취약점
A vulnerability was found in the Linux kernel’s cgroup_release_agent_write in the kernel/cgroup/cgroup-v1.c function. This flaw, under certain circumstances, allows the use of the cgroups v1 release_agent feature to escalate privileges and bypass the namespace isolation unexpectedly.
공급사 Linux
제품 Kernel
영향 버전 kernel 5.17 rc3, >= 2.6.24 < 4.9.301, >= 4.10 < 4.14.266, >= 4.15 < 4.19.229, >= 4.20 < 5.4.177, >= 5.5 < 5.10.97, >= 5.11 < 5.15.20, >= 5.16 < 5.16.6, 5.17, 9.0, 10.0, 11.0, 8.0, 8.2, 4.0, 8.1, 14.04, 16.04, 18.04, 20.04
수정 버전 4.9.301, 4.14.266, 4.19.229, 5.4.177, 5.10.97, 5.15.20, 5.16.6
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
조치 기한: 2026.06.05CVSS 벡터 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE CWE-287, CWE-862
KEV 등록일 2026.06.02
랜섬웨어 캠페인 사용 미확인
CISA 비고 This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=24f6008564183aa120d07c03d9289519c2fe02af ; https://www.kernel.org/ ; https://nvd.nist.gov/vuln/detail/CVE-2022-0492
EPSS 데이터 기준일 2026.06.27