USN-5800-1: Heimdal vulnerabilities
12 January 2023
Several security issues were fixed in Heimdal.
Releases
Packages
- heimdal - Heimdal Kerberos Network Authentication Protocol
Details
It was discovered that Heimdal incorrectly handled certain SPNEGO tokens. A
remote attacker could possibly use this issue to cause a denial of service.
(CVE-2021-44758)
Evgeny Legerov discovered that Heimdal incorrectly handled memory when
performing certain DES decryption operations. A remote attacker could use
this issue to cause a denial of service, or possibly execute arbitrary
code. (CVE-2022-3437)
Greg Hudson discovered that Kerberos PAC implementation used in Heimdal
incorrectly handled certain parsing operations. A remote attacker could use
this issue to cause a denial of service, or possibly execute arbitrary
code. (CVE-2022-42898)
It was discovered that Heimdal's KDC did not properly handle certain error
conditions. A remote attacker could use this issue to cause a denial of
service, or possibly execute arbitrary code. (CVE-2022-44640)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.04
-
libgssapi3-heimdal
-
7.7.0+dfsg-1ubuntu1.3
-
libhdb9-heimdal
-
7.7.0+dfsg-1ubuntu1.3
-
libasn1-8-heimdal
-
7.7.0+dfsg-1ubuntu1.3
-
libkrb5-26-heimdal
-
7.7.0+dfsg-1ubuntu1.3
-
libhx509-5-heimdal
-
7.7.0+dfsg-1ubuntu1.3
Ubuntu 18.04
-
libgssapi3-heimdal
-
7.5.0+dfsg-1ubuntu0.3
-
libhdb9-heimdal
-
7.5.0+dfsg-1ubuntu0.3
-
libasn1-8-heimdal
-
7.5.0+dfsg-1ubuntu0.3
-
libkrb5-26-heimdal
-
7.5.0+dfsg-1ubuntu0.3
-
libhx509-5-heimdal
-
7.5.0+dfsg-1ubuntu0.3
Ubuntu 16.04
-
libgssapi3-heimdal
-
1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3
Available with Ubuntu Pro
-
libhdb9-heimdal
-
1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3
Available with Ubuntu Pro
-
libasn1-8-heimdal
-
1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3
Available with Ubuntu Pro
-
libkrb5-26-heimdal
-
1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3
Available with Ubuntu Pro
-
libhx509-5-heimdal
-
1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3
Available with Ubuntu Pro
Ubuntu 14.04
-
libgssapi3-heimdal
-
1.6~git20131207+dfsg-1ubuntu1.2+esm3
Available with Ubuntu Pro
-
libhdb9-heimdal
-
1.6~git20131207+dfsg-1ubuntu1.2+esm3
Available with Ubuntu Pro
-
libasn1-8-heimdal
-
1.6~git20131207+dfsg-1ubuntu1.2+esm3
Available with Ubuntu Pro
-
libkrb5-26-heimdal
-
1.6~git20131207+dfsg-1ubuntu1.2+esm3
Available with Ubuntu Pro
-
libhx509-5-heimdal
-
1.6~git20131207+dfsg-1ubuntu1.2+esm3
Available with Ubuntu Pro
After a standard system update you need to restart any application
using Heimdal libraries to make all the necessary changes.
References
Related notices
- USN-5822-1: libldb2, libsmbclient, libwbclient-dev, ldb-tools, winbind, registry-tools, libsmbclient-dev, python3-samba, samba-vfs-modules, samba-common, samba-libs, samba-testsuite, samba-dev, python3-ldb, libldb-dev, samba-common-bin, ctdb, libwbclient0, samba, smbclient, libnss-winbind, python3-ldb-dev, libpam-winbind, samba-dsdb-modules
- USN-5828-1: libkdb5-7, libkadm5clnt-mit12, krb5-kdc-ldap, libkrad-dev, krb5, libkrb5support0, libgssapi-krb5-2, libkadm5srv-mit8, krb5-kpropd, libkdb5-10, libkdb5-8, krb5-admin-server, libkadm5srv-mit12, libkadm5srv-mit11, krb5-kdc, krb5-gss-samples, libkrad0, krb5-user, libkadm5clnt-mit11, libkrb5-3, krb5-doc, krb5-pkinit, libkadm5srv-mit9, libkrb5-dev, krb5-k5tls, krb5-otp, libgssrpc4, krb5-locales, libk5crypto3, krb5-multidev, libkadm5clnt-mit9, libkdb5-9
- USN-5936-1: libsmbclient, libwbclient-dev, winbind, registry-tools, libsmbclient-dev, python3-samba, samba-vfs-modules, samba-common, samba-libs, samba-testsuite, samba-dev, samba-common-bin, ctdb, libwbclient0, samba, smbclient, libnss-winbind, libpam-winbind, samba-dsdb-modules