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Fedora 26: 2018-f97cb1c9b0 Low-Impact krb5 Memory Leak Fix

fedora
Calendar Grey March 1, 2018
Dist Fedora Esm H88
Tackling security concerns in the krb5 package for Fedora 26, focusing on minor vulnerabilities and instances of memory misuse.
Fix CVE-2018-5729, CVE-2018-5730

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.

Fix CVE-2018-5729, CVE-2018-5730. These are low-impact, requiring

administrator access to exploit. ---- Fix leak in previous version. ----Always read config snippets in alphabetical order per-directory.

[ 1 ] Bug #1535576 - CVE-2018-5729, CVE-2018-5730 krb5: null pointer deference in strlen function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1535576

[ 2 ] Bug #1540939 - krb5-libs are leaking memory when parsing krb5 configuration

https://bugzilla.redhat.com/show_bug.cgi?id=1540939

su -c 'dnf upgrade krb5' 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/

package-announce mailing list -- package-announce@lists.fedoraproject.org

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Change Log

References

Update Instructions

Severity
low
Lowest
Low
Medium
High
Critical

Product: Fedora 26
Version: 1.15.2
Release: 7.fc26
Summary: The Kerberos network authentication system

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