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Fedora 33: dhcp Buffer Overflow Advisory Fix for CVE-2021-25217

fedora
Calendar Grey June 4, 2021
Dist Fedora Esm H88
Fedora 33 has released an update that resolves a buffer overflow vulnerability found in the dhcp package. The correction pertains to CVE-2021-25217, aiming to bolster system defenses.
Fix for CVE-2021-25217

Summary

DHCP (Dynamic Host Configuration Protocol)

Fix for CVE-2021-25217

* Thu May 27 2021 Pavel Zhukov - 12:4.4.2-9.b1

- Fix for CVE-2021-25217

[ 1 ] Bug #1963258 - CVE-2021-25217 dhcp: stack-based buffer overflow when parsing statements with colon-separated hex digits in config or lease files in dhcpd and dhclient

https://bugzilla.redhat.com/show_bug.cgi?id=1963258

su -c 'dnf upgrade --advisory FEDORA-2021-8ca8263bde' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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Change Log

References

Update Instructions

Severity
important
Lowest
Low
Medium
High
Critical

Product: Fedora 33
Version: 4.4.2
Release: 9.b1.fc33
Summary: Dynamic host configuration protocol software

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