DEBIAN-CVE-2021-4235

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2021-4235
Downstream
DLA-3479-1
Published: 27 Dec 2022, 22:15
Last modified:28 Apr 2026, 20:23

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

27 Dec 2022, 22:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:23
Last Modified
Vulnerability information updated

Description

Due to unbounded alias chasing, a maliciously crafted YAML file can cause the system to consume significant system resources. If parsing user input, this may be used as a denial of service vector.

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Systems

  • debian•golang-yaml.v2

    < 2.2.8-1 | < 2.2.8-1 | < 2.2.8-1 | < 2.2.8-1

References (1)