Upstream information

CVE-2019-19319 at MITRE

Description

In the Linux kernel 5.0.21, a setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 6.8
Vector AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.8
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Access Vector Local
Access Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1158021 [IN_PROGRESS]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Server 12 SP5
  • kernel-azure >= 4.12.14-16.7.1
  • kernel-azure-base >= 4.12.14-16.7.1
  • kernel-azure-devel >= 4.12.14-16.7.1
  • kernel-devel-azure >= 4.12.14-16.7.1
  • kernel-source-azure >= 4.12.14-16.7.1
  • kernel-syms-azure >= 4.12.14-16.7.1
Patchnames:
SUSE-SLE-SERVER-12-SP5-2020-93
SUSE Linux Enterprise Server for SAP Applications 12 SP5
  • kernel-azure >= 4.12.14-16.7.1
  • kernel-azure-base >= 4.12.14-16.7.1
  • kernel-azure-devel >= 4.12.14-16.7.1
  • kernel-devel-azure >= 4.12.14-16.7.1
  • kernel-source-azure >= 4.12.14-16.7.1
  • kernel-syms-azure >= 4.12.14-16.7.1
Patchnames:
SUSE-SLE-SERVER-12-SP5-2020-93


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Please note that this evaluation state might be work in progress, incomplete or outdated.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 Linux Enterprise Desktop 12 SP4 kernel-source Not affected
SUSE Linux Enterprise High Performance Computing 12 kernel-source Not affected
SUSE Linux Enterprise Module for Basesystem 15 GA kernel-source Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 kernel-source Not affected
SUSE Linux Enterprise Module for Development Tools 15 GA kernel-source Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP1 kernel-source Not affected
SUSE Linux Enterprise Server 11 SP4 LTSS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP1 LTSS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP3 LTSS kernel-source Not affected
SUSE Linux Enterprise Server 12 SP4 kernel-source Not affected
SUSE Linux Enterprise Server 12 SP5 kernel-source Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-source Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-source Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-source Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 kernel-source Not affected