MGASA-2022-0467 - Updated krb5 packages fix security vulnerability

Publication date: 17 Dec 2022
URL: https://advisories.mageia.org/MGASA-2022-0467.html
Type: security
Affected Mageia releases: 8
CVE: CVE-2022-42898

Greg Hudson discovered integer overflow flaws in the PAC parsing in krb5,
the MIT implementation of Kerberos, which may result in remote code
execution (in a KDC, kadmin, or GSS or Kerberos application server
process), information exposure (to a cross-realm KDC acting maliciously),
or denial of service (KDC or kadmind process crash).

References:
- https://bugs.mageia.org/show_bug.cgi?id=31157
- https://www.debian.org/security/2022/dsa-5286
- https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/6I6MV4DA2O6D7LCUS6WJQRCLT5N3QXGX/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/KNFBR437JQZXMPIT2AJCTGKUTQAFEMBY/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-42898

SRPMS:
- 8/core/krb5-1.18.3-1.3.mga8

Mageia 2022-0467: krb5 security update

Greg Hudson discovered integer overflow flaws in the PAC parsing in krb5, the MIT implementation of Kerberos, which may result in remote code execution (in a KDC, kadmin, or GSS or...

Summary

Greg Hudson discovered integer overflow flaws in the PAC parsing in krb5, the MIT implementation of Kerberos, which may result in remote code execution (in a KDC, kadmin, or GSS or Kerberos application server process), information exposure (to a cross-realm KDC acting maliciously), or denial of service (KDC or kadmind process crash).

References

- https://bugs.mageia.org/show_bug.cgi?id=31157

- https://www.debian.org/security/2022/dsa-5286

- https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/6I6MV4DA2O6D7LCUS6WJQRCLT5N3QXGX/

- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/KNFBR437JQZXMPIT2AJCTGKUTQAFEMBY/

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-42898

Resolution

MGASA-2022-0467 - Updated krb5 packages fix security vulnerability

SRPMS

- 8/core/krb5-1.18.3-1.3.mga8

Severity
Publication date: 17 Dec 2022
URL: https://advisories.mageia.org/MGASA-2022-0467.html
Type: security
CVE: CVE-2022-42898

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