Vulnerabilities > CVE-2022-0480
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
A flaw was found in the filelock_init in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface (POSIX) file locks.
Vulnerable Configurations
References
- https://access.redhat.com/security/cve/CVE-2022-0480
- https://access.redhat.com/security/cve/CVE-2022-0480
- https://bugzilla.redhat.com/show_bug.cgi?id=2049700
- https://bugzilla.redhat.com/show_bug.cgi?id=2049700
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f12156dff2862ac54235fc72703f18770769042
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f12156dff2862ac54235fc72703f18770769042
- https://github.com/kata-containers/kata-containers/issues/3373
- https://github.com/kata-containers/kata-containers/issues/3373
- https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm%40linux-foundation.org/
- https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm%40linux-foundation.org/
- https://ubuntu.com/security/CVE-2022-0480
- https://ubuntu.com/security/CVE-2022-0480