A libheimdal security update has been released for SUSE Linux Enterprise 15 SP4.

openSUSE-SU-2023:0019-1: important: Security update for libheimdal

openSUSE Security Update: Security update for libheimdal
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Announcement ID: openSUSE-SU-2023:0019-1
Rating: important
References:
Cross-References: CVE-2019-14870 CVE-2021-3671 CVE-2021-44758
CVE-2022-3437 CVE-2022-41916 CVE-2022-42898
CVE-2022-44640
CVSS scores:
CVE-2019-14870 (NVD) : 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVE-2019-14870 (SUSE): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVE-2021-3671 (NVD) : 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-3671 (SUSE): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-44758 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2022-3437 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:L
CVE-2022-41916 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2022-42898 (NVD) : 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-42898 (SUSE): 6.4 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L
CVE-2022-44640 (NVD) : 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:
openSUSE Backports SLE-15-SP4
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An update that fixes 7 vulnerabilities is now available.

Description:

This update for libheimdal fixes the following issues:

Update to version 7.8.0

- CVE-2022-42898 PAC parse integer overflows
- CVE-2022-3437 Overflows and non-constant time leaks in DES{,3} and
arcfour
- CVE-2022-41916 Fix Unicode normalization read of 1 bytes past end of
array
- CVE-2021-44758 A null pointer de-reference DoS in SPNEGO acceptors
- CVE-2021-3671 A null pointer de-reference when handling missing sname in
TGS-REQ
- CVE-2022-44640 Heimdal KDC: invalid free in ASN.1 codec
- CVE-2019-14870: Validate client attributes in protocol-transition

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Backports SLE-15-SP4:

zypper in -t patch openSUSE-2023-19=1


Package List:

- openSUSE Backports SLE-15-SP4 (aarch64 i586 ppc64le s390x x86_64):

libasn1-8-7.8.0-bp154.2.4.1
libgssapi3-7.8.0-bp154.2.4.1
libhcrypto4-7.8.0-bp154.2.4.1
libhdb9-7.8.0-bp154.2.4.1
libheimbase1-7.8.0-bp154.2.4.1
libheimdal-devel-7.8.0-bp154.2.4.1
libheimedit0-7.8.0-bp154.2.4.1
libheimntlm0-7.8.0-bp154.2.4.1
libhx509-5-7.8.0-bp154.2.4.1
libkadm5clnt7-7.8.0-bp154.2.4.1
libkadm5srv8-7.8.0-bp154.2.4.1
libkafs0-7.8.0-bp154.2.4.1
libkdc2-7.8.0-bp154.2.4.1
libkrb5-26-7.8.0-bp154.2.4.1
libotp0-7.8.0-bp154.2.4.1
libroken18-7.8.0-bp154.2.4.1
libsl0-7.8.0-bp154.2.4.1
libwind0-7.8.0-bp154.2.4.1

References:

  https://www.suse.com/security/cve/CVE-2019-14870.html
  https://www.suse.com/security/cve/CVE-2021-3671.html
  https://www.suse.com/security/cve/CVE-2021-44758.html
  https://www.suse.com/security/cve/CVE-2022-3437.html
  https://www.suse.com/security/cve/CVE-2022-41916.html
  https://www.suse.com/security/cve/CVE-2022-42898.html
  https://www.suse.com/security/cve/CVE-2022-44640.html