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Fedora 37: krb5 Update for Integer Overflow in PAC Parsing

fedora
Calendar Grey November 21, 2022
Dist Fedora Esm H88
Fedora 37 receives a crucial security patch targeting integer overflow vulnerabilities in krb5 PAC parsing. Detailed information on the updates is provided.
Security fix for CVE-2022-42898

Summary

Kerberos V5 is a trusted-third-party network authentication system,

which can improve your network's security by eliminating the insecure

practice of sending passwords over the network in unencrypted form.

Security fix for CVE-2022-42898

* Wed Nov 9 2022 Julien Rische - 1.19.2-13

- Fix integer overflows in PAC parsing (CVE-2022-42898)

- Resolves: rhbz#2143011

* Tue Aug 2 2022 Andreas Schneider - 1.19.2-12

- Use baserelease to set the release number

- Do not define netlib, but use autoconf detection for res_* functions

- Add missing BR for resolv_wrapper to run t_discover_uri.py

[ 1 ] Bug #2140960 - CVE-2022-42898 krb5: integer overflow vulnerabilities in PAC parsing

https://bugzilla.redhat.com/show_bug.cgi?id=2140960

su -c 'dnf upgrade --advisory FEDORA-2022-a1747aca80' 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
critical
Lowest
Low
Medium
High
Critical

Product: Fedora 37
Version: 1.19.2
Release: 13.fc37
Summary: The Kerberos network authentication system

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