Mageia 2021-0022: krb5 security update

MIT Kerberos 5 (aka krb5) before 1.17.2 allows unbounded recursion via an ASN.1-encoded Kerberos message because the lib/krb5/asn.1/asn1_encode.c support for BER indefinite lengths lacks a recursion limit (CVE-2020-28196). References:

MGASA-2021-0022 - Updated krb5 packages fix a security vulnerability

Publication date: 14 Jan 2021
URL: https://advisories.mageia.org/MGASA-2021-0022.html
Type: security
Affected Mageia releases: 7
CVE: CVE-2020-28196

MIT Kerberos 5 (aka krb5) before 1.17.2 allows unbounded recursion via an
ASN.1-encoded Kerberos message because the lib/krb5/asn.1/asn1_encode.c support
for BER indefinite lengths lacks a recursion limit (CVE-2020-28196).

References:
- https://bugs.mageia.org/show_bug.cgi?id=27594
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-28196
- https://lists.fedoraproject.org/archives/list/This email address is being protected from spambots. You need JavaScript enabled to view it./thread/45KKOZQWIIIW5C45PJVGQ32AXBSYNBE7/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28196

SRPMS:
- 7/core/krb5-1.17-2.1.mga7