Upstream information

CVE-2017-9242 at MITRE

Description

The __ip6_append_data function in net/ipv6/ip6_output.c in the Linux kernel through 4.11.3 is too late in checking whether an overwrite of an skb data structure may occur, which allows local users to cause a denial of service (system crash) via crafted system calls.

SUSE information

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 4.94 4.64
Vector AV:L/AC:L/Au:N/C:N/I:N/A:C AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local Local
Access Complexity Low Low
Authentication None None
Confidentiality Impact None Partial
Integrity Impact None Partial
Availability Impact Complete Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.5 7.8
Vector AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector Local Local
Access Complexity Low Low
Privileges Required Low Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None High
Integrity Impact None High
Availability Impact High High

This issue is currently rated as having important severity.

SUSE Bugzilla entries: 1041431 [IN_PROGRESS], 1042892 [IN_PROGRESS]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE Leap 42.2
  • kernel-debug >= 4.4.72-18.12.2
  • kernel-debug-base >= 4.4.72-18.12.2
  • kernel-debug-base-debuginfo >= 4.4.72-18.12.2
  • kernel-debug-debuginfo >= 4.4.72-18.12.2
  • kernel-debug-debugsource >= 4.4.72-18.12.2
  • kernel-debug-devel >= 4.4.72-18.12.2
  • kernel-debug-devel-debuginfo >= 4.4.72-18.12.2
  • kernel-default >= 4.4.72-18.12.2
  • kernel-default-base >= 4.4.72-18.12.2
  • kernel-default-base-debuginfo >= 4.4.72-18.12.2
  • kernel-default-debuginfo >= 4.4.72-18.12.2
  • kernel-default-debugsource >= 4.4.72-18.12.2
  • kernel-default-devel >= 4.4.72-18.12.2
  • kernel-devel >= 4.4.72-18.12.1
  • kernel-docs >= 4.4.72-18.12.3
  • kernel-docs-html >= 4.4.72-18.12.3
  • kernel-docs-pdf >= 4.4.72-18.12.3
  • kernel-macros >= 4.4.72-18.12.1
  • kernel-obs-build >= 4.4.72-18.12.2
  • kernel-obs-build-debugsource >= 4.4.72-18.12.2
  • kernel-obs-qa >= 4.4.72-18.12.1
  • kernel-source >= 4.4.72-18.12.1
  • kernel-source-vanilla >= 4.4.72-18.12.1
  • kernel-syms >= 4.4.72-18.12.1
  • kernel-vanilla >= 4.4.72-18.12.2
  • kernel-vanilla-base >= 4.4.72-18.12.2
  • kernel-vanilla-base-debuginfo >= 4.4.72-18.12.2
  • kernel-vanilla-debuginfo >= 4.4.72-18.12.2
  • kernel-vanilla-debugsource >= 4.4.72-18.12.2
  • kernel-vanilla-devel >= 4.4.72-18.12.2
Patchnames:
openSUSE-2017-716


List of planned updates

The following information is the current evaluation information for this security issue. It might neither be accurate nor complete, Use at own risk.
Product(s) Source package
  • SUSE Linux Enterprise Desktop 12 SP2
  • SUSE Linux Enterprise Server 11 SP3 LTSS
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Server 12 GA
  • SUSE Linux Enterprise Server 12 SP2
  • SUSE Linux Enterprise Server for SAP 11 SP3
  • SUSE Linux Enterprise Server for SAP 11 SP4
  • SUSE Linux Enterprise Server for SAP 12 GA
  • SUSE Linux Enterprise Server for SAP 12 SP1
  • SUSE Linux Enterprise Server for SAP 12 SP2
kernel-source