Resource exhaustion in Linux Kernel
CVE-2022-0480
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.
EPSS: 0.003 (19.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- Redhat Enterprise_linux — versions 9.0
- N/a Kernel — versions Not Known
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (x_refsource_MISC, Vendor Advisory)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (Patch, x_refsource_MISC)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-0480?
- CVE-2022-0480 is a medium-severity vulnerability in Linux Kernel, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.5/10. Published 2022-08-29.
- How severe is CVE-2022-0480?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-0480 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.