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.
[
{
"product": "kernel",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "Not Known"
}
]
}
]
access.redhat.com/security/cve/CVE-2022-0480
bugzilla.redhat.com/show_bug.cgi?id=2049700
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f12156dff2862ac54235fc72703f18770769042
github.com/kata-containers/kata-containers/issues/3373
lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm%40linux-foundation.org/
ubuntu.com/security/CVE-2022-0480