RLSA-2021:2359

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Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2021:2359.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2021:2359
Related
Published
2021-06-09T09:19:12Z
Modified
2023-02-02T14:09:36.253932Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Important: dhcp security update
Details

The Dynamic Host Configuration Protocol (DHCP) is a protocol that allows individual devices on an IP network to get their own network configuration information, including an IP address, a subnet mask, and a broadcast address. The dhcp packages provide a relay agent and ISC DHCP service required to enable and administer DHCP on a network.

Security Fix(es):

  • dhcp: stack-based buffer overflow when parsing statements with colon-separated hex digits in config or lease files in dhcpd and dhclient (CVE-2021-25217)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:8 / dhcp

Package

Name
dhcp
Purl
pkg:rpm/rocky-linux/dhcp?distro=rocky-linux-8-4-legacy&epoch=2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.3.6-44.el8_4.1