Resource exhaustion in Containerd
CVE-2022-23471
containerd is an open source container runtime. A bug was found in containerd's CRI implementation where a user can exhaust memory on the host. In the CRI stream server, a goroutine is launched to handle terminal resize events if a TTY is…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.010 (59.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Containerd — versions < 1.5.16, >= 1.6.0, < 1.6.12
- Linuxfoundation Containerd
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com
Frequently asked questions
- What is CVE-2022-23471?
- CVE-2022-23471 is a medium-severity vulnerability in Containerd, classified under Uncontrolled Resource Consumption. CVSS score: 5.7/10. Published 2022-12-07.
- How severe is CVE-2022-23471?
- Medium severity. CVSS v3 base score is 5.7 out of 10.
- Is CVE-2022-23471 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.