Upstream information

CVE-2020-27153 at MITRE

Description

In BlueZ before 5.55, a double free was found in the gatttool disconnect_cb() routine from shared/att.c. A remote attacker could potentially cause a denial of service or code execution, during service discovery, due to a redundant disconnect MGMT event.

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 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 8.6 6.8
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
Access Vector Network Adjacent Network
Access Complexity Low Low
Privileges Required None Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact Low Low
Integrity Impact Low Low
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1177895 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Basesystem 15 SP1
  • libbluetooth3 >= 5.48-5.28.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP1-2020-3165
SUSE Linux Enterprise Module for Basesystem 15 SP2
  • bluez >= 5.48-13.3.1
  • libbluetooth3 >= 5.48-13.3.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP2-2020-3034
SUSE Linux Enterprise Module for Desktop Applications 15 SP1
  • bluez >= 5.48-5.28.1
  • bluez-devel >= 5.48-5.28.1
Patchnames:
SUSE-SLE-Module-Desktop-Applications-15-SP1-2020-3165
SUSE Linux Enterprise Module for Desktop Applications 15 SP2
  • bluez-devel >= 5.48-13.3.1
Patchnames:
SUSE-SLE-Module-Desktop-Applications-15-SP2-2020-3034
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP1
  • bluez-auto-enable-devices >= 5.48-5.28.1
  • bluez-devel-32bit >= 5.48-5.28.1
  • bluez-test >= 5.48-5.28.1
  • libbluetooth3-32bit >= 5.48-5.28.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2020-3165
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 SP2
  • bluez-auto-enable-devices >= 5.48-13.3.1
  • bluez-devel-32bit >= 5.48-13.3.1
  • bluez-test >= 5.48-13.3.1
  • libbluetooth3-32bit >= 5.48-13.3.1
Patchnames:
SUSE-SLE-Module-Development-Tools-OBS-15-SP2-2020-3034
SUSE Linux Enterprise Workstation Extension 15 SP1
  • bluez-cups >= 5.48-5.28.1
Patchnames:
SUSE-SLE-Product-WE-15-SP1-2020-3165
SUSE Linux Enterprise Workstation Extension 15 SP2
  • bluez-cups >= 5.48-13.3.1
Patchnames:
SUSE-SLE-Product-WE-15-SP2-2020-3034
openSUSE Leap 15.1
  • bluez >= 5.48-lp151.8.15.1
  • bluez-auto-enable-devices >= 5.48-lp151.8.15.1
  • bluez-cups >= 5.48-lp151.8.15.1
  • bluez-cups-debuginfo >= 5.48-lp151.8.15.1
  • bluez-debuginfo >= 5.48-lp151.8.15.1
  • bluez-debugsource >= 5.48-lp151.8.15.1
  • bluez-devel >= 5.48-lp151.8.15.1
  • bluez-devel-32bit >= 5.48-lp151.8.15.1
  • bluez-test >= 5.48-lp151.8.15.1
  • bluez-test-debuginfo >= 5.48-lp151.8.15.1
  • libbluetooth3 >= 5.48-lp151.8.15.1
  • libbluetooth3-32bit >= 5.48-lp151.8.15.1
  • libbluetooth3-32bit-debuginfo >= 5.48-lp151.8.15.1
  • libbluetooth3-debuginfo >= 5.48-lp151.8.15.1
Patchnames:
openSUSE-2020-1876
openSUSE Leap 15.2
  • bluez >= 5.48-lp152.12.6.1
  • bluez-auto-enable-devices >= 5.48-lp152.12.6.1
  • bluez-cups >= 5.48-lp152.12.6.1
  • bluez-cups-debuginfo >= 5.48-lp152.12.6.1
  • bluez-debuginfo >= 5.48-lp152.12.6.1
  • bluez-debugsource >= 5.48-lp152.12.6.1
  • bluez-devel >= 5.48-lp152.12.6.1
  • bluez-devel-32bit >= 5.48-lp152.12.6.1
  • bluez-test >= 5.48-lp152.12.6.1
  • bluez-test-debuginfo >= 5.48-lp152.12.6.1
  • libbluetooth3 >= 5.48-lp152.12.6.1
  • libbluetooth3-32bit >= 5.48-lp152.12.6.1
  • libbluetooth3-32bit-debuginfo >= 5.48-lp152.12.6.1
  • libbluetooth3-debuginfo >= 5.48-lp152.12.6.1
Patchnames:
openSUSE-2020-1880


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
HPE Helion OpenStack 8 bluez Not affected
SUSE CaaS Platform 4.0 bluez Released
SUSE Enterprise Storage 5 bluez Not affected
SUSE Enterprise Storage 6 bluez Released
SUSE Linux Enterprise High Performance Computing 12 SP5 bluez Not affected
SUSE Linux Enterprise High Performance Computing 15 LTSS bluez Released
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS bluez Released
SUSE Linux Enterprise Module for Basesystem 15 SP1 bluez Released
SUSE Linux Enterprise Module for Basesystem 15 SP2 bluez Released
SUSE Linux Enterprise Module for Desktop Applications 15 SP1 bluez Released
SUSE Linux Enterprise Module for Desktop Applications 15 SP2 bluez Released
SUSE Linux Enterprise Point of Service 11 SP3 bluez Not affected
SUSE Linux Enterprise Point of Service Image Server 12 bluez Not affected
SUSE Linux Enterprise Server 11 SP4 LTSS bluez Not affected
SUSE Linux Enterprise Server 12 SP2 BCL bluez Not affected
SUSE Linux Enterprise Server 12 SP2 ESPOS bluez Not affected
SUSE Linux Enterprise Server 12 SP2 LTSS bluez Not affected
SUSE Linux Enterprise Server 12 SP3 BCL bluez Not affected
SUSE Linux Enterprise Server 12 SP3 ESPOS bluez Not affected
SUSE Linux Enterprise Server 12 SP3 LTSS bluez Not affected
SUSE Linux Enterprise Server 12 SP4 ESPOS bluez Not affected
SUSE Linux Enterprise Server 12 SP4 LTSS bluez Not affected
SUSE Linux Enterprise Server 12 SP5 bluez Not affected
SUSE Linux Enterprise Server 15 LTSS bluez Released
SUSE Linux Enterprise Server 15 SP1 Business Critical Linux bluez Released
SUSE Linux Enterprise Server 15 SP1 LTSS bluez Released
SUSE Linux Enterprise Server ESPOS 15 bluez Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2 bluez Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 bluez Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 bluez Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 bluez Not affected
SUSE Linux Enterprise Server for SAP Applications 15 bluez Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 bluez Released
SUSE Linux Enterprise Workstation Extension 12 bluez Not affected
SUSE Linux Enterprise Workstation Extension 15 SP1 bluez Released
SUSE Linux Enterprise Workstation Extension 15 SP2 bluez Released
SUSE Manager Proxy 4.0 bluez Released
SUSE Manager Retail Branch Server 4.0 bluez Released
SUSE Manager Server 4.0 bluez Released
SUSE OpenStack Cloud 7 bluez Not affected
SUSE OpenStack Cloud 8 bluez Not affected
SUSE OpenStack Cloud 9 bluez Not affected
SUSE OpenStack Cloud Crowbar 8 bluez Not affected
SUSE OpenStack Cloud Crowbar 9 bluez Not affected