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SUSE-SU-2021:2538-1
Not scored
Security update for the Linux Kernel (Live Patch 34 for SLE 12 SP3)
This update for the Linux Kernel 4.4.180-94_127 fixes several issues.
The following security issues were fixed:
- CVE-2021-33909: Fixed an out-of-bounds write in the filesystem layer that allows to andobtain full root privileges. (bsc#1188062)
- CVE-2021-22555: Fixed an heap out-of-bounds write in net/netfilter/x_tables.c that could allow local provilege escalation. (bsc#1188116)
- CVE-2020-36385: Fixed a use-after-free vulnerability reached via the ctx_list in some ucma_migrate_id situations where ucma_close is called. (bnc#1187050)
Exploit probability
Not scored
Published
July 27, 2021
Required by
Not available
Last source change
February 4, 2026
02 / AFFECTED SOFTWARE
Affected packages
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_6
SUSE:Linux Enterprise Live Patching 12 SP4
kgraft-patch-SLE12-SP4_Update_21
SUSE:Linux Enterprise Live Patching 12 SP4
kgraft-patch-SLE12-SP4_Update_19
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
kgraft-patch-SLE12-SP3_Update_39
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_7
SUSE:Linux Enterprise Live Patching 15 SP1
kernel-livepatch-SLE15-SP1_Update_14
SUSE:Linux Enterprise Server 12 SP3-LTSS
kgraft-patch-SLE12-SP3_Update_35
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_16
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_19
SUSE:Linux Enterprise Live Patching 15 SP1
kernel-livepatch-SLE15-SP1_Update_18
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_15
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_14
SUSE:Linux Enterprise Live Patching 12 SP4
kgraft-patch-SLE12-SP4_Update_17
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_17
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_0
SUSE:Linux Enterprise Server 12 SP3-LTSS
kgraft-patch-SLE12-SP3_Update_34
SUSE:Linux Enterprise Live Patching 15 SP1
kernel-livepatch-SLE15-SP1_Update_13
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_20
SUSE:Linux Enterprise Live Patching 15
kernel-livepatch-SLE15_Update_21
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_9
SUSE:Linux Enterprise Live Patching 12 SP4
kgraft-patch-SLE12-SP4_Update_15
SUSE:Linux Enterprise Server 12 SP3-LTSS
kgraft-patch-SLE12-SP3_Update_39
SUSE:Linux Enterprise Live Patching 15 SP1
kernel-livepatch-SLE15-SP1_Update_20
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_12
SUSE:Linux Enterprise Live Patching 15 SP1
kernel-livepatch-SLE15-SP1_Update_23
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_4
SUSE:Linux Enterprise Server 12 SP3-LTSS
kgraft-patch-SLE12-SP3_Update_38
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_11
SUSE:Linux Enterprise Live Patching 15 SP1
kernel-livepatch-SLE15-SP1_Update_16
SUSE:Linux Enterprise Live Patching 15 SP1
kernel-livepatch-SLE15-SP1_Update_17
SUSE:Linux Enterprise Live Patching 15 SP1
kernel-livepatch-SLE15-SP1_Update_24
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_12
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_7
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_14
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_10
SUSE:Linux Enterprise Server 12 SP3-LTSS
kgraft-patch-SLE12-SP3_Update_37
SUSE:Linux Enterprise Server 12 SP3-LTSS
kgraft-patch-SLE12-SP3_Update_36
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_3
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_1
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
kgraft-patch-SLE12-SP3_Update_34
SUSE:Linux Enterprise Live Patching 12 SP4
kgraft-patch-SLE12-SP4_Update_16
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_13
SUSE:Linux Enterprise Live Patching 12 SP4
kgraft-patch-SLE12-SP4_Update_20
SUSE:Linux Enterprise Live Patching 15
kernel-livepatch-SLE15_Update_22
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_13
SUSE:Linux Enterprise Live Patching 15
kernel-livepatch-SLE15_Update_20
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
kgraft-patch-SLE12-SP3_Update_38
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
kgraft-patch-SLE12-SP3_Update_37
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
kgraft-patch-SLE12-SP3_Update_35
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_5
SUSE:Linux Enterprise Live Patching 15
kernel-livepatch-SLE15_Update_23
SUSE:Linux Enterprise Live Patching 15 SP1
kernel-livepatch-SLE15-SP1_Update_25
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
kgraft-patch-SLE12-SP3_Update_36
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_8
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_2
SUSE:Linux Enterprise Live Patching 15
kernel-livepatch-SLE15_Update_19
SUSE:Linux Enterprise Live Patching 12 SP5
kgraft-patch-SLE12-SP5_Update_18
SUSE:Linux Enterprise Live Patching 15 SP2
kernel-livepatch-SLE15-SP2_Update_11
SUSE:Linux Enterprise Live Patching 15
kernel-livepatch-SLE15_Update_24
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
SUSE-SU-2021:2538-1
This update for the Linux Kernel 4.4.180-94_127 fixes several issues.
The following security issues were fixed:
- CVE-2021-33909: Fixed an out-of-bounds write in the filesystem layer that allows to andobtain full root privileges. (bsc#1188062)
- CVE-2021-22555: Fixed an heap out-of-bounds write in net/netfilter/x_tables.c that could allow local provilege escalation. (bsc#1188116)
- CVE-2020-36385: Fixed a use-after-free vulnerability reached via the ctx_list in some ucma_migrate_id situations where ucma_close is called. (bnc#1187050)
View original source ↗
05 / REFERENCES
Further evidence