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openSUSE 15.3/15.4: 2022:0760-1 Important: Kernel Privilege Escalation Fix

opensuse
Calendar Grey March 8, 2022
Dist Opensuse Esm H88
A critical vulnerability patch for the Fedora Linux Kernel resolves various flaws and improves overall system security.
An update that solves 6 vulnerabilities, contains three features and has 50 fixes is now available

Description

The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various

security and bugfixes.

Transient execution side-channel attacks attacking the Branch History

Buffer (BHB), named "Branch Target Injection" and "Intra-Mode Branch

History Injection" are now mitigated.

The following security bugs were fixed:

- CVE-2022-0001: Fixed Branch History Injection vulnerability

(bsc#1191580).

- CVE-2022-0002: Fixed Intra-Mode Branch Target Injection vulnerability

(bsc#1191580).

- CVE-2022-0847: Fixed a vulnerability were a local attackers could

overwrite data in arbitrary (read-only) files (bsc#1196584).

- CVE-2022-25375: The RNDIS USB gadget lacks validation of the size of the

RNDIS_MSG_SET command. Attackers can obtain sensitive information from

kernel memory (bnc#1196235 ).

- CVE-2022-0492: Fixed a privilege escalation related to cgroups v1

release_agent feature, which allowed bypassing namespace isolation

...

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Topics%20covered

Topics Covered

security advisory security issue privilege escalation kernel important update openSUSE system safety

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 15.4:

zypper in -t patch openSUSE-SLE-15.4-2022-760=1

- openSUSE Leap 15.3:

zypper in -t patch openSUSE-SLE-15.3-2022-760=1

Package List

- openSUSE Leap 15.4 (aarch64 x86_64):

cluster-md-kmp-preempt-5.3.18-150300.59.54.1

cluster-md-kmp-preempt-debuginfo-5.3.18-150300.59.54.1

dlm-kmp-preempt-5.3.18-150300.59.54.1

dlm-kmp-preempt-debuginfo-5.3.18-150300.59.54.1

gfs2-kmp-preempt-5.3.18-150300.59.54.1

gfs2-kmp-preempt-debuginfo-5.3.18-150300.59.54.1

kernel-preempt-5.3.18-150300.59.54.1

kernel-preempt-debuginfo-5.3.18-150300.59.54.1

kernel-preempt-debugsource-5.3.18-150300.59.54.1

kernel-preempt-devel-5.3.18-150300.59.54.1

kernel-preempt-devel-debuginfo-5.3.18-150300.59.54.1

kernel-preempt-extra-5.3.18-150300.59.54.1

kernel-preempt-extra-debuginfo-5.3.18-150300.59.54.1

kernel-preempt-livepatch-devel-5.3.18-150300.59.54.1

kernel-preempt-optional-5.3.18-150300.59.54.1

kernel-preempt-optional-debuginfo-5.3.18-150300.59.54.1

kselftests-kmp-preempt-5.3.18-150300.59.54.1

kselftests-kmp-preempt-debuginfo-5.3.18-150300.59.54.1

ocfs2-kmp-preempt-5.3.18-150300.59.54.1

ocfs2-kmp-preempt-debuginfo-5.3.18-150300.59.54.1

reiserfs-kmp-preempt-5.3.18-150300.59....

Read the Full Advisory

References

https://www.suse.com/security/cve/CVE-2022-0001.html

https://www.suse.com/security/cve/CVE-2022-0002.html

https://www.suse.com/security/cve/CVE-2022-0492.html

https://www.suse.com/security/cve/CVE-2022-0516.html

https://www.suse.com/security/cve/CVE-2022-0847.html

https://www.suse.com/security/cve/CVE-2022-25375.html

https://bugzilla.suse.com/1089644

https://bugzilla.suse.com/1154353

https://bugzilla.suse.com/1157038

https://bugzilla.suse.com/1157923

https://bugzilla.suse.com/1176447

https://bugzilla.suse.com/1176940

https://bugzilla.suse.com/1178134

https://bugzilla.suse.com/1181147

https://bugzilla.suse.com/1181588

https://bugzilla.suse.com/1183872

https://bugzilla.suse.com/1187716

https://bugzilla.suse.com/1188404

https://bugzilla.suse.com/1189126

https://bugzilla.suse.com/1190812

https://bugzilla.suse.com/1190972

https://bugzilla.suse.com/1191580

https://bugzilla.suse.com/1191655

https://bugzilla.suse.com/1191741

https://bugzilla.suse.com/1192210

https://bugzilla.suse.com/1192483

https://bugzilla.suse.com/1...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2022:0760-1
Rating: important
Affected Products: openSUSE Leap 15.3 openSUSE Leap 15.4 ble.

Topics%20covered

Topics Covered

security advisory security issue privilege escalation kernel important update openSUSE system safety

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