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OpenAdvisories
Unscored RHSA-2011:1819 1 CVE

Red Hat Security Advisory: dhcp security update

Published Sep 15, 2024 · Updated Jun 26, 2026

Ecosystem: Red Hat

Fixed packages 20

ReleasePackageFixed in
Red Hat · RHEL 6 enterprise_linux:6::client dhclient 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::client dhcp 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::client dhcp-common 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::client dhcp-debuginfo 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::client dhcp-devel 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::computenode dhclient 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::computenode dhcp 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::computenode dhcp-common 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::computenode dhcp-debuginfo 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::computenode dhcp-devel 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::server dhclient 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::server dhcp 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::server dhcp-common 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::server dhcp-debuginfo 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::server dhcp-devel 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::workstation dhclient 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::workstation dhcp 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::workstation dhcp-common 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::workstation dhcp-debuginfo 12:4.1.1-25.P1.el6_2.1
Red Hat · RHEL 6 enterprise_linux:6::workstation dhcp-devel 12:4.1.1-25.P1.el6_2.1

Vulnerabilities 1

  • Unscored —
    CVE-2011-4539 EPSS 15%

    dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhc…

    isc-dhcp Debian

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • article
    http://www.isc.org/software/dhcp/advisories/cve-2011-4539
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=761265
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2011/rhsa-2011_1819.json
  • report
    https://access.redhat.com/security/cve/CVE-2011-4539
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2011-4539
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2011-4539