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suseSuseOPENSUSE-SU-2021:0639-1
HistoryMay 01, 2021 - 12:00 a.m.

Security update for cifs-utils (important)

2021-05-0100:00:00
lists.opensuse.org
9

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:P/I:P/A:N

An update that solves two vulnerabilities and has two fixes
is now available.

Description:

This update for cifs-utils fixes the following security issues:

  • CVE-2021-20208: Fixed a potential kerberos auth leak escaping from
    container. (bsc#1183239)
  • CVE-2020-14342: Fixed a shell command injection vulnerability in
    mount.cifs. (bsc#1174477)

This update for cifs-utils fixes the following issues:

  • Solve invalid directory mounting. When attempting to change the current
    working directory into non-existing directories, mount.cifs crashes.
    (bsc#1152930)

  • Fixed a bug where it was no longer possible to mount CIFS filesystem
    after the last maintenance update. (bsc#1184815)

This update was imported from the SUSE:SLE-15:Update update project.

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 Leap 15.2:

    zypper in -t patch openSUSE-2021-639=1

OSVersionArchitecturePackageVersionFilename
openSUSE Leap15.2i586< - openSUSE Leap 15.2 (i586 x86_64):- openSUSE Leap 15.2 (i586 x86_64):.i586.rpm
openSUSE Leap15.2x86_64< - openSUSE Leap 15.2 (i586 x86_64):- openSUSE Leap 15.2 (i586 x86_64):.x86_64.rpm

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:P/I:P/A:N