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openSUSE Leap 15.2: 2021-0638-1 Important Cups Privilege Escalation Fix

opensuse
Calendar Grey April 30, 2021
Dist Opensuse Esm H88
An important openSUSE patch addressing a vulnerability in cups has been released, which stops the lp user from obtaining root privileges.
An update that fixes one vulnerability is now available

Description

This update for cups fixes the following issues:

- CVE-2021-25317: ownership of /var/log/cups could allow privilege

escalation from lp user to root via symlink attacks (bsc#1184161)

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

Topics%20covered

Topics Covered

security advisory security update privilege escalation symlink attack patch important cups important update openSUSE openSUSE Leap cups fix

Patch

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-2021-638=1

Package List

- openSUSE Leap 15.2 (i586 x86_64):

cups-2.2.7-lp152.9.9.1

cups-client-2.2.7-lp152.9.9.1

cups-client-debuginfo-2.2.7-lp152.9.9.1

cups-config-2.2.7-lp152.9.9.1

cups-ddk-2.2.7-lp152.9.9.1

cups-ddk-debuginfo-2.2.7-lp152.9.9.1

cups-debuginfo-2.2.7-lp152.9.9.1

cups-debugsource-2.2.7-lp152.9.9.1

cups-devel-2.2.7-lp152.9.9.1

libcups2-2.2.7-lp152.9.9.1

libcups2-debuginfo-2.2.7-lp152.9.9.1

libcupscgi1-2.2.7-lp152.9.9.1

libcupscgi1-debuginfo-2.2.7-lp152.9.9.1

libcupsimage2-2.2.7-lp152.9.9.1

libcupsimage2-debuginfo-2.2.7-lp152.9.9.1

libcupsmime1-2.2.7-lp152.9.9.1

libcupsmime1-debuginfo-2.2.7-lp152.9.9.1

libcupsppdc1-2.2.7-lp152.9.9.1

libcupsppdc1-debuginfo-2.2.7-lp152.9.9.1

- openSUSE Leap 15.2 (x86_64):

cups-devel-32bit-2.2.7-lp152.9.9.1

libcups2-32bit-2.2.7-lp152.9.9.1

libcups2-32bit-debuginfo-2.2.7-lp152.9.9.1

libcupscgi1-32bit-2.2.7-lp152.9.9.1

libcupscgi1-32bit-debuginfo-2.2.7-lp152.9.9.1

libcupsimage2-32bit-2.2.7-lp152.9.9.1

libcupsimage2-32bit-debuginfo-2.2.7-lp152.9.9.1

libcupsmime1-32bit-2.2.7-lp152.9.9.1

libcupsmim...

Read the Full Advisory

References

https://www.suse.com/security/cve/CVE-2021-25317.html

https://bugzilla.suse.com/1184161

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2021:0638-1
Rating: important
Affected Products: openSUSE Leap 15.2 .

Topics%20covered

Topics Covered

security advisory security update privilege escalation symlink attack patch important cups important update openSUSE openSUSE Leap cups fix

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