Upstream information

CVE-2018-20103 at MITRE

Description

An issue was discovered in dns.c in HAProxy through 1.8.14. In the case of a compressed pointer, a crafted packet can trigger infinite recursion by making the pointer point to itself, or create a long chain of valid pointers resulting in stack exhaustion.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important 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 7.5
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Access Vector Network Network
Access Complexity Low Low
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High High
SUSE Bugzilla entry: 1119419 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise High Availability 15
  • haproxy >= 1.8.15~git0.6b6a350a-3.6.2
Patchnames:
SUSE-SLE-Product-HA-15-2019-61
openSUSE Leap 15.0
  • haproxy >= 1.8.15~git0.6b6a350a-lp150.2.6.1
  • haproxy-debuginfo >= 1.8.15~git0.6b6a350a-lp150.2.6.1
  • haproxy-debugsource >= 1.8.15~git0.6b6a350a-lp150.2.6.1
Patchnames:
openSUSE-2019-44


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Please note that this evaluation state might be work in progress, incomplete or outdated.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 haproxy Not affected
SUSE Linux Enterprise High Availability 12 GA haproxy Not affected
SUSE Linux Enterprise High Availability 12 SP2 haproxy Not affected
SUSE Linux Enterprise High Availability 12 SP3 haproxy Not affected
SUSE Linux Enterprise High Availability 12 SP4 haproxy Not affected
SUSE Linux Enterprise High Availability 15 GA haproxy Released
SUSE Linux Enterprise Server for SAP Applications 12 GA haproxy Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 haproxy Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 haproxy Not affected
SUSE Openstack Cloud 7 haproxy Not affected
SUSE Openstack Cloud 8 haproxy Not affected