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openSUSE 15 SP4: SUSE-SU-2023:3644-1 Important Kernel Security Advisory

opensuse
Calendar Grey September 18, 2023
Scroller Opensuse
Apply essential security patches for the Linux Kernel that tackle multiple security flaws impacting openSUSE and SLE 15 SP4.
This update for the Linux Kernel 5.14.21-150400_24_46 fixes several issues

Description

This update for the Linux Kernel 5.14.21-150400_24_46 fixes several issues.

The following security issues were fixed:

* CVE-2023-32233: Fixed a use-after-free in Netfilter nf_tables when

processing batch requests (bsc#1211187).

* CVE-2023-2156: Fixed a flaw in the networking subsystem within the handling

of the RPL protocol (bsc#1211395).

* CVE-2023-3567: Fixed a use-after-free in vcs_read in

drivers/tty/vt/vc_screen.c (bsc#1213244).

* CVE-2023-35001: Fixed an out-of-bounds memory access flaw in nft_byteorder

that could allow a local attacker to escalate their privilege (bsc#1213063).

* CVE-2023-1077: Fixed a type confusion in pick_next_rt_entity(), that could

cause memory corruption (bsc#1208839).

* CVE-2023-2176: Fixed an out-of-boundary read in compare_netdev_and_ip in

drivers/infiniband/core/cma.c in RDMA (bsc#1210630).

* CVE-2023-3090: Fixed a heap out-of-bounds write in the ipvlan network driver

(bsc#1212849).

Topics%20covered

Topics Covered

security advisory kernel update network flaw important memory access openSUSE live patching

Patch

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like

YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

* SUSE Linux Enterprise Live Patching 15-SP4

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2023-3646=1 SUSE-SLE-

Module-Live-Patching-15-SP4-2023-3650=1 SUSE-SLE-Module-Live-

Patching-15-SP4-2023-3651=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-3644=1

SUSE-SLE-Module-Live-Patching-15-SP4-2023-3642=1 SUSE-SLE-Module-Live-

Patching-15-SP4-2023-3643=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-3645=1

* openSUSE Leap 15.4

zypper in -t patch SUSE-2023-3650=1 SUSE-2023-3651=1 SUSE-2023-3644=1

SUSE-2023-3642=1 SUSE-2023-3643=1 SUSE-2023-3645=1 SUSE-2023-3646=1

Package List

* SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP4_Update_4-debugsource-11-150400.2.2

* kernel-livepatch-5_14_21-150400_24_21-default-13-150400.2.2

* kernel-livepatch-5_14_21-150400_24_38-default-debuginfo-9-150400.2.2

* kernel-livepatch-5_14_21-150400_24_38-default-9-150400.2.2

* kernel-livepatch-SLE15-SP4_Update_6-debugsource-9-150400.2.2

* kernel-livepatch-5_14_21-150400_24_28-default-11-150400.2.2

* kernel-livepatch-5_14_21-150400_24_18-default-debuginfo-14-150400.2.2

* kernel-livepatch-SLE15-SP4_Update_3-debugsource-13-150400.2.2

* kernel-livepatch-SLE15-SP4_Update_7-debugsource-8-150400.2.2

* kernel-livepatch-SLE15-SP4_Update_5-debugsource-10-150400.2.2

* kernel-livepatch-5_14_21-150400_24_41-default-8-150400.2.2

* kernel-livepatch-5_14_21-150400_24_21-default-debuginfo-13-150400.2.2

* kernel-livepatch-SLE15-SP4_Update_2-debugsource-14-150400.2.2

* kernel-livepatch-SLE15-SP4_Update_8-debugsource-7-150400.2.2

*...

Read the Full Advisory

References

* #1208839

* #1210630

* #1211187

* #1211395

* #1212849

* #1213063

* #1213244

## References:

* https://www.suse.com/security/cve/CVE-2023-1077.html

* https://www.suse.com/security/cve/CVE-2023-2156.html

* https://www.suse.com/security/cve/CVE-2023-2176.html

* https://www.suse.com/security/cve/CVE-2023-3090.html

* https://www.suse.com/security/cve/CVE-2023-32233.html

* https://www.suse.com/security/cve/CVE-2023-35001.html

* https://www.suse.com/security/cve/CVE-2023-3567.html

* https://bugzilla.suse.com/show_bug.cgi?id=1208839

* https://bugzilla.suse.com/show_bug.cgi?id=1210630

* https://bugzilla.suse.com/show_bug.cgi?id=1211187

* https://bugzilla.suse.com/show_bug.cgi?id=1211395

* https://bugzilla.suse.com/show_bug.cgi?id=1212849

* https://bugzilla.suse.com/show_bug.cgi?id=1213063

* https://bugzilla.suse.com/show_bug.cgi?id=1213244

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:3644-1
Rating: important

Topics%20covered

Topics Covered

security advisory kernel update network flaw important memory access openSUSE live patching

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