CLEANSTART-2020-VZ41053

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Import Source
https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2020/CLEANSTART-2020-VZ41053.json
JSON Data
https://api.osv.dev/v1/vulns/CLEANSTART-2020-VZ41053
Upstream
Published
2026-10-31T14:40:03Z
Modified
2026-10-31T15:45:08Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
Failure to properly bounds-check a buffer used for processing DHCP options allows a malicious server (or an entity masquerading as a server) to cause a buffer overflow (and resulting crash) in dhcl...
Details

Security vulnerability affects the dhcp package. Failure to properly bounds-check a buffer used for processing DHCP options allows a malicious server (or an entity masquerading as a server) to cause a buffer overflow (and resulting crash) in dhclient by sending a response containing a specially constructed options section.

References

Affected packages

CleanStart / dhcp

Package

Name
dhcp
Purl
pkg:apk/cleanstart/dhcp

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.4.1-r0

Database specific

source
"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2020/CLEANSTART-2020-VZ41053.json"