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suseSuseOPENSUSE-SU-2021:0170-1
HistoryJan 27, 2021 - 12:00 a.m.

Security update for sudo (important)

2021-01-2700:00:00
lists.opensuse.org
20

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

JSON

An update that solves three vulnerabilities and has one
errata is now available.

Description:

This update for sudo fixes the following issues:

  • A Heap-based buffer overflow in sudo could be exploited to allow a user
    to gain root privileges [bsc#1181090,CVE-2021-3156]
  • It was possible for a user to test for the existence of a directory due
    to a Race Condition in sudoedit [bsc#1180684,CVE-2021-23239]
  • A Possible Symlink Attack vector existed in sudoedit if SELinux was
    running in permissive mode [bsc#1180685, CVE-2021-23240]
  • It was possible for a User to enable Debug Settings not Intended for
    them [bsc#1180687]

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-2021-170=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

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7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

JSON
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