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Alerts This Week
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openSUSE Leap 15.3: 2021:3205-1 Important: Kernel Fixes and Updates

opensuse
Calendar Grey September 23, 2021
Scroller Opensuse
A significant Fedora upgrade has been issued to fix serious kernel vulnerabilities and various issue corrections. Discover further details!
An update that solves 20 vulnerabilities and has 106 fixes is now available

Description

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

security and bugfixes.

The following security bugs were fixed:

- CVE-2021-3640: Fixed a Use-After-Free vulnerability in function

sco_sock_sendmsg() in the bluetooth stack (bsc#1188172).

- CVE-2021-3653: Missing validation of the `int_ctl` VMCB field and allows

a malicious L1 guest to enable AVIC support for the L2 guest.

(bsc#1189399).

- CVE-2021-3656: Missing validation of the the `virt_ext` VMCB field and

allows a malicious L1 guest to disable both VMLOAD/VMSAVE intercepts and

VLS for the L2 guest (bsc#1189400).

- CVE-2021-3679: A lack of CPU resource in tracing module functionality

was found in the way user uses trace ring buffer in a specific way. Only

privileged local users (with CAP_SYS_ADMIN capability) could use this

flaw to starve the resources causing denial of service (bnc#1189057).

- CVE-2021-3732: Mounting overlayfs inside an...

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Topics%20covered

Topics Covered

security advisory update kernel important fixes CVE openSUSE patch instructions

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 15.3:

zypper in -t patch openSUSE-SLE-15.3-2021-3205=1

Package List

- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

cluster-md-kmp-default-5.3.18-59.24.1

cluster-md-kmp-default-debuginfo-5.3.18-59.24.1

dlm-kmp-default-5.3.18-59.24.1

dlm-kmp-default-debuginfo-5.3.18-59.24.1

gfs2-kmp-default-5.3.18-59.24.1

gfs2-kmp-default-debuginfo-5.3.18-59.24.1

kernel-default-5.3.18-59.24.1

kernel-default-base-5.3.18-59.24.1.18.12.1

kernel-default-base-rebuild-5.3.18-59.24.1.18.12.1

kernel-default-debuginfo-5.3.18-59.24.1

kernel-default-debugsource-5.3.18-59.24.1

kernel-default-devel-5.3.18-59.24.1

kernel-default-devel-debuginfo-5.3.18-59.24.1

kernel-default-extra-5.3.18-59.24.1

kernel-default-extra-debuginfo-5.3.18-59.24.1

kernel-default-livepatch-5.3.18-59.24.1

kernel-default-livepatch-devel-5.3.18-59.24.1

kernel-default-optional-5.3.18-59.24.1

kernel-default-optional-debuginfo-5.3.18-59.24.1

kernel-obs-build-5.3.18-59.24.1

kernel-obs-build-debugsource-5.3.18-59.24.1

kernel-obs-qa-5.3.18-59.24.1

kernel-syms-5.3.18-59.24.1

kselftests-kmp-default-5.3.18-59.24.1

kselftests-kmp-default-deb...

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References

https://www.suse.com/security/cve/CVE-2020-12770.html

https://www.suse.com/security/cve/CVE-2021-34556.html

https://www.suse.com/security/cve/CVE-2021-35477.html

https://www.suse.com/security/cve/CVE-2021-3640.html

https://www.suse.com/security/cve/CVE-2021-3653.html

https://www.suse.com/security/cve/CVE-2021-3656.html

https://www.suse.com/security/cve/CVE-2021-3679.html

https://www.suse.com/security/cve/CVE-2021-3732.html

https://www.suse.com/security/cve/CVE-2021-3739.html

https://www.suse.com/security/cve/CVE-2021-3743.html

https://www.suse.com/security/cve/CVE-2021-3753.html

https://www.suse.com/security/cve/CVE-2021-3759.html

https://www.suse.com/security/cve/CVE-2021-38160.html

https://www.suse.com/security/cve/CVE-2021-38166.html

https://www.suse.com/security/cve/CVE-2021-38198.html

https://www.suse.com/security/cve/CVE-2021-38204.html

https://www.suse.com/security/cve/CVE-2021-38205.html

https://www.suse.com/security/cve/CVE-2021-38206.html

https://www.suse.com/security/cve/CVE-2021-38207.html

ht...

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Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2021:3205-1
Rating: important
Affected Products: openSUSE Leap 15.3 ble.

Topics%20covered

Topics Covered

security advisory update kernel important fixes CVE openSUSE patch instructions

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