PT-2020-5849 · Docker+3 · Docker+3
Brad Geesaman
·
Published
2020-12-22
·
Updated
2026-05-18
·
CVE-2021-21285
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions:
Docker versions prior to 19.03.15
Docker versions prior to 20.10.3
Description:
The issue is related to the incorrect processing of a Docker image manifest, which can cause the dockerd daemon to crash when an intentionally malformed image manifest is pulled. This can be exploited by a remote attacker to cause a denial of service.
Recommendations:
For Docker versions prior to 19.03.15, update to version 19.03.15 or later to prevent the daemon from crashing.
For Docker versions prior to 20.10.3, update to version 20.10.3 or later to prevent the daemon from crashing.
Fix
DoS
Resource Exhaustion
Improper Check for Exceptional Conditions
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Related Identifiers
Affected Products
Alt Linux
Astra Linux
Docker
Suse