جزئیات آسیب‌پذیری

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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.

• https://bugzilla.redhat.com/show_bug.cgi?id=2051505
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=24f6008564183aa120d07c03d9289519c2fe02af
• https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html mailing-list
• https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html mailing-list
• https://www.debian.org/security/2022/dsa-5095 vendor-advisory
• https://www.debian.org/security/2022/dsa-5096 vendor-advisory
• http://packetstormsecurity.com/files/166444/Kernel-Live-Patch-Security-Notice-LSN-0085-1.html
• https://security.netapp.com/advisory/ntap-20220419-0002/
• http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html
• http://packetstormsecurity.com/files/176099/Docker-cgroups-Container-Escape.html
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-0492 government-resource