Upstream information

CVE-2019-19768 at MITRE

Description

In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer).

SUSE information

Overall state of this security issue: Pending

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 5.3
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Access Vector Network Local
Access Complexity Low Low
Privileges Required None Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None Low
Integrity Impact None Low
Availability Impact High Low
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1159285 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise High Availability 15 SP1
  • cluster-md-kmp-default >= 4.12.14-197.37.1
  • dlm-kmp-default >= 4.12.14-197.37.1
  • gfs2-kmp-default >= 4.12.14-197.37.1
  • kernel-default >= 4.12.14-197.37.1
  • ocfs2-kmp-default >= 4.12.14-197.37.1
Patchnames:
SUSE-SLE-Product-HA-15-SP1-2020-836
SUSE Linux Enterprise Module for Basesystem 15 SP1
  • kernel-default >= 4.12.14-197.37.1
  • kernel-default-base >= 4.12.14-197.37.1
  • kernel-default-devel >= 4.12.14-197.37.1
  • kernel-default-man >= 4.12.14-197.37.1
  • kernel-devel >= 4.12.14-197.37.1
  • kernel-macros >= 4.12.14-197.37.1
  • kernel-source >= 4.12.14-197.37.1
  • kernel-zfcpdump >= 4.12.14-197.37.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP1-2020-836
SUSE Linux Enterprise Module for Development Tools 15 SP1
  • kernel-docs >= 4.12.14-197.37.1
  • kernel-obs-build >= 4.12.14-197.37.1
  • kernel-source >= 4.12.14-197.37.1
  • kernel-syms >= 4.12.14-197.37.1
Patchnames:
SUSE-SLE-Module-Development-Tools-15-SP1-2020-836
SUSE Linux Enterprise Module for Legacy Software 15 SP1
  • kernel-default >= 4.12.14-197.37.1
  • reiserfs-kmp-default >= 4.12.14-197.37.1
Patchnames:
SUSE-SLE-Module-Legacy-15-SP1-2020-836
SUSE Linux Enterprise Module for Live Patching 15 SP1
  • kernel-default >= 4.12.14-197.37.1
  • kernel-default-livepatch >= 4.12.14-197.37.1
  • kernel-default-livepatch-devel >= 4.12.14-197.37.1
  • kernel-livepatch-4_12_14-197_37-default >= 1-3.3.1
  • kernel-livepatch-SLE15-SP1_Update_10 >= 1-3.3.1
Patchnames:
SUSE-SLE-Module-Live-Patching-15-SP1-2020-836
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP1
  • kernel-debug >= 4.12.14-197.37.1
  • kernel-debug-base >= 4.12.14-197.37.1
  • kernel-debug-devel >= 4.12.14-197.37.1
  • kernel-debug-livepatch-devel >= 4.12.14-197.37.1
  • kernel-default >= 4.12.14-197.37.1
  • kernel-default-livepatch >= 4.12.14-197.37.1
  • kernel-docs >= 4.12.14-197.37.1
  • kernel-docs-html >= 4.12.14-197.37.1
  • kernel-kvmsmall >= 4.12.14-197.37.1
  • kernel-kvmsmall-base >= 4.12.14-197.37.1
  • kernel-kvmsmall-devel >= 4.12.14-197.37.1
  • kernel-kvmsmall-livepatch-devel >= 4.12.14-197.37.1
  • kernel-obs-qa >= 4.12.14-197.37.1
  • kernel-source >= 4.12.14-197.37.1
  • kernel-source-vanilla >= 4.12.14-197.37.1
  • kernel-vanilla >= 4.12.14-197.37.1
  • kernel-vanilla-base >= 4.12.14-197.37.1
  • kernel-vanilla-devel >= 4.12.14-197.37.1
  • kernel-vanilla-livepatch-devel >= 4.12.14-197.37.1
  • kernel-zfcpdump >= 4.12.14-197.37.1
  • kernel-zfcpdump-man >= 4.12.14-197.37.1
  • kselftests-kmp-default >= 4.12.14-197.37.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2020-836
SUSE Linux Enterprise Workstation Extension 15 SP1
  • kernel-default >= 4.12.14-197.37.1
  • kernel-default-extra >= 4.12.14-197.37.1
Patchnames:
SUSE-SLE-Product-WE-15-SP1-2020-836
openSUSE Leap 15.1
  • kernel-debug >= 4.12.14-lp151.28.44.1
  • kernel-debug-base >= 4.12.14-lp151.28.44.1
  • kernel-debug-base-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-debug-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-debug-debugsource >= 4.12.14-lp151.28.44.1
  • kernel-debug-devel >= 4.12.14-lp151.28.44.1
  • kernel-debug-devel-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-default >= 4.12.14-lp151.28.44.1
  • kernel-default-base >= 4.12.14-lp151.28.44.1
  • kernel-default-base-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-default-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-default-debugsource >= 4.12.14-lp151.28.44.1
  • kernel-default-devel >= 4.12.14-lp151.28.44.1
  • kernel-default-devel-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-devel >= 4.12.14-lp151.28.44.1
  • kernel-docs >= 4.12.14-lp151.28.44.1
  • kernel-docs-html >= 4.12.14-lp151.28.44.1
  • kernel-kvmsmall >= 4.12.14-lp151.28.44.1
  • kernel-kvmsmall-base >= 4.12.14-lp151.28.44.1
  • kernel-kvmsmall-base-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-kvmsmall-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-kvmsmall-debugsource >= 4.12.14-lp151.28.44.1
  • kernel-kvmsmall-devel >= 4.12.14-lp151.28.44.1
  • kernel-kvmsmall-devel-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-macros >= 4.12.14-lp151.28.44.1
  • kernel-obs-build >= 4.12.14-lp151.28.44.1
  • kernel-obs-build-debugsource >= 4.12.14-lp151.28.44.1
  • kernel-obs-qa >= 4.12.14-lp151.28.44.1
  • kernel-source >= 4.12.14-lp151.28.44.1
  • kernel-source-vanilla >= 4.12.14-lp151.28.44.1
  • kernel-syms >= 4.12.14-lp151.28.44.1
  • kernel-vanilla >= 4.12.14-lp151.28.44.1
  • kernel-vanilla-base >= 4.12.14-lp151.28.44.1
  • kernel-vanilla-base-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-vanilla-debuginfo >= 4.12.14-lp151.28.44.1
  • kernel-vanilla-debugsource >= 4.12.14-lp151.28.44.1
  • kernel-vanilla-devel >= 4.12.14-lp151.28.44.1
  • kernel-vanilla-devel-debuginfo >= 4.12.14-lp151.28.44.1
Patchnames:
openSUSE-2020-388


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Business Critical Linux 12 SP2 kernel-source Analysis
SUSE Business Critical Linux 12 SP3 kernel-source Analysis
SUSE Linux Enterprise Desktop 12 SP4 kernel-source Affected
SUSE Linux Enterprise High Performance Computing 12 kernel-source Affected
SUSE Linux Enterprise High Performance Computing ESPOS 15 GA kernel-source Analysis
SUSE Linux Enterprise High Performance Computing LTSS 15 GA kernel-source Analysis
SUSE Linux Enterprise Module for Basesystem 15 GA kernel-source Affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 kernel-source Released
SUSE Linux Enterprise Module for Development Tools 15 GA kernel-source Affected
SUSE Linux Enterprise Module for Development Tools 15 SP1 kernel-source Released
SUSE Linux Enterprise Server 11 SP4 LTSS kernel-source Affected
SUSE Linux Enterprise Server 12 SP1 LTSS kernel-source Affected
SUSE Linux Enterprise Server 12 SP2 kernel-source Analysis
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-source Affected
SUSE Linux Enterprise Server 12 SP3 LTSS kernel-source Affected
SUSE Linux Enterprise Server 12 SP4 kernel-source Affected
SUSE Linux Enterprise Server 12 SP5 kernel-source Affected
SUSE Linux Enterprise Server 15 GA LTSS kernel-source Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-source Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-source Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-source Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 kernel-source Affected