SUSE-SU-2021:1492-1 | Mondoo Vulnerability Intelligence

SUSE-SU-2021:1492-1

HIGH7.1

Security update for samba

Published May 4, 2021

Modified 5 years ago

Fix available

Details

Description of the patch:

This update for samba fixes the following issues:

CVE-2021-20254: Fixed a buffer overrun in sids_to_unixids() (bsc#1184677).
Avoid free'ing our own pointer in memcache when memcache_trim attempts to reduce cache size (bsc#1179156).
Adjust smbcacls '--propagate-inheritance' feature to align with upstream (bsc#1178469).

Affected Packages(45 packages)

ctdb

SUSE Linux Enterprise High Availability Extension 12 SP3SUSE Linux Enterprise High Availability Extension 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

libdcerpc-binding0

SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3SUSE Linux Enterprise Server for SAP Applications 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

libdcerpc-binding0-32bit

SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3SUSE Linux Enterprise Server for SAP Applications 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

libdcerpc0

SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3SUSE Linux Enterprise Server for SAP Applications 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

libdcerpc0-32bit

SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3SUSE Linux Enterprise Server for SAP Applications 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

libndr-krb5pac0

SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3SUSE Linux Enterprise Server for SAP Applications 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

libndr-krb5pac0-32bit

SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3SUSE Linux Enterprise Server for SAP Applications 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

libndr-nbt0

SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3SUSE Linux Enterprise Server for SAP Applications 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

libndr-nbt0-32bit

SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3SUSE Linux Enterprise Server for SAP Applications 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

libndr-standard0

SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3SUSE Linux Enterprise Server for SAP Applications 12 SP4

Fixed in:

4.6.16+git.282.cfafed5922a-3.61.1

References

https://bugzilla.suse.com/1178469

https://bugzilla.suse.com/1179156

https://bugzilla.suse.com/1184677

https://lists.suse.com/pipermail/sle-security-updates/2021-May/008729.html

https://www.suse.com/security/cve/CVE-2021-20254/

https://www.suse.com/support/security/rating/

https://www.suse.com/support/update/announcement/2021/suse-su-20211492-1/

CVSS Analysis

CVSS v3.1

7.1

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

HighAC:H

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

LowA:L

7.1/CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L

Upstream

Ecosystems(11)

SUSE Linux Enterprise High Availability Extension 12 SP3 SUSE Linux Enterprise High Availability Extension 12 SP4 SUSE Linux Enterprise Server 12 SP3-BCL SUSE Linux Enterprise Server 12 SP3-LTSS SUSE Linux Enterprise Server 12 SP4-LTSS

Timeline

PublishedMay 4, 2021

ModifiedMay 4, 2021