Upstream information

CVE-2018-20796 at MITRE

Description

In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(\227|)(\\1\\1|t1|\\\2537)+' in grep.

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 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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector Network Network
Attack 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 Low
CVSSv3 Version 3 3.1
SUSE Bugzilla entries: 1127311 [RESOLVED / WONTFIX], 1182116 [RESOLVED / WONTFIX]

No SUSE Security Announcements cross referenced.

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Please note that this evaluation state might be work in progress, incomplete or outdated.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. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SLES15-SP5-CHOST-BYOS-Aliyun glibc Not affected
SLES15-SP5-CHOST-BYOS-Azure glibc Not affected
SLES15-SP5-CHOST-BYOS-EC2 glibc Not affected
SLES15-SP5-CHOST-BYOS-GCE glibc Not affected
SLES15-SP5-CHOST-BYOS-SAP-CCloud glibc Not affected
SUSE Linux Enterprise Desktop 15 SP5 glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP5 glibc Not affected
SUSE Linux Enterprise Micro 5.1 glibc Not affected
SUSE Linux Enterprise Micro 5.2 glibc Not affected
SUSE Linux Enterprise Micro 5.3 glibc Not affected
SUSE Linux Enterprise Micro 5.4 glibc Not affected
SUSE Linux Enterprise Micro 5.5 glibc Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP5 glibc Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP5 glibc Not affected
SUSE Linux Enterprise Server 15 SP5 glibc Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP5 glibc Not affected
SUSE Manager Proxy 4.3 glibc Not affected
SUSE Manager Retail Branch Server 4.3 glibc Not affected
SUSE Manager Server 4.3 glibc Not affected
openSUSE Leap 15.5 glibc Not affected
openSUSE Leap Micro 5.5 glibc Not affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SLES15-EC2-CHOST-HVM-BYOS glibc Not affected
SLES15-SP1-CHOST-BYOS-Azure glibc Not affected
SLES15-SP1-CHOST-BYOS-EC2 glibc Not affected
SLES15-SP1-CHOST-BYOS-GCE glibc Not affected
SLES15-SP2-CHOST-BYOS-Aliyun glibc Not affected
SLES15-SP2-CHOST-BYOS-Azure glibc Not affected
SLES15-SP2-CHOST-BYOS-EC2 glibc Not affected
SLES15-SP2-CHOST-BYOS-GCE glibc Not affected
SLES15-SP3-CHOST-BYOS-Aliyun glibc Not affected
SLES15-SP3-CHOST-BYOS-Azure glibc Not affected
SLES15-SP3-CHOST-BYOS-EC2 glibc Not affected
SLES15-SP3-CHOST-BYOS-GCE glibc Not affected
SLES15-SP3-CHOST-BYOS-SAP-CCloud glibc Not affected
SLES15-SP4-CHOST-BYOS glibc Not affected
SLES15-SP4-CHOST-BYOS-Aliyun glibc Not affected
SLES15-SP4-CHOST-BYOS-Azure glibc Not affected
SLES15-SP4-CHOST-BYOS-EC2 glibc Not affected
SLES15-SP4-CHOST-BYOS-GCE glibc Not affected
SLES15-SP4-CHOST-BYOS-SAP-CCloud glibc Not affected
SUSE Linux Enterprise Desktop 15 SP4 glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2 glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3 glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP4 glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS glibc Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 glibc Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP3 glibc Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP4 glibc Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP2 glibc Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP3 glibc Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP4 glibc Not affected
SUSE Linux Enterprise Module for Legacy 15 SP3 glibc Not affected
SUSE Linux Enterprise Module for Legacy 15 SP4 glibc Not affected
SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE glibc Won't fix
SUSE Linux Enterprise Server 12 SP5 glibc Won't fix
SUSE Linux Enterprise Server 12 SP5-LTSS glibc Won't fix
SUSE Linux Enterprise Server 15 SP2 glibc Not affected
SUSE Linux Enterprise Server 15 SP2-LTSS glibc Not affected
SUSE Linux Enterprise Server 15 SP3 glibc Not affected
SUSE Linux Enterprise Server 15 SP3-LTSS glibc Not affected
SUSE Linux Enterprise Server 15 SP4 glibc Not affected
SUSE Linux Enterprise Server 15 SP4-LTSS glibc Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 glibc Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 glibc Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP3 glibc Not affected
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 glibc Won't fix
SUSE Linux Enterprise Server for SAP Applications 12 SP5 glibc Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP2 glibc Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 glibc Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP4 glibc Not affected
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 glibc Won't fix
Magnum Orchestration 7 glibc Unsupported
SLES for SAP Applications 11 SP3 glibc Unsupported
SUSE CaaS Platform 3.0 glibc Unsupported
SUSE CaaS Platform 4.0 glibc Not affected
SUSE CaaS Platform 4.5 glibc Not affected
SUSE CaaS Platform Toolchain 3 glibc Won't fix
SUSE Container as a Service Platform 2.0 glibc Unsupported
SUSE Enterprise Storage 6 glibc Not affected
SUSE Enterprise Storage 7 glibc Not affected
SUSE Enterprise Storage 7.1 glibc Not affected
SUSE Linux Enterprise Desktop 11 SP3 glibc Won't fix
SUSE Linux Enterprise Desktop 11 SP4 glibc Unsupported
SUSE Linux Enterprise Desktop 12 glibc Won't fix
SUSE Linux Enterprise Desktop 12 SP2 glibc Won't fix
SUSE Linux Enterprise Desktop 12 SP3 glibc Unsupported
SUSE Linux Enterprise Desktop 12 SP4 glibc Unsupported
SUSE Linux Enterprise Desktop 15 glibc Unsupported
SUSE Linux Enterprise Desktop 15 SP1 glibc Not affected
SUSE Linux Enterprise Desktop 15 SP2 glibc Not affected
SUSE Linux Enterprise Desktop 15 SP3 glibc Not affected
SUSE Linux Enterprise High Performance Computing 12 SP4 glibc Won't fix
SUSE Linux Enterprise High Performance Computing 15 glibc Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP1 glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS glibc Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS glibc Not affected
SUSE Linux Enterprise High Performance Computing 15-ESPOS glibc Not affected
SUSE Linux Enterprise High Performance Computing 15-LTSS glibc Not affected
SUSE Linux Enterprise Micro 5.0 glibc Not affected
SUSE Linux Enterprise Module for Basesystem 15 glibc Unsupported
SUSE Linux Enterprise Module for Basesystem 15 SP1 glibc Not affected
SUSE Linux Enterprise Module for Development Tools 15 glibc Unsupported
SUSE Linux Enterprise Module for Development Tools 15 SP1 glibc Not affected
SUSE Linux Enterprise Point of Sale 11 SP3 glibc Won't fix
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT glibc Won't fix
SUSE Linux Enterprise Real Time 15 SP2 glibc Not affected
SUSE Linux Enterprise Real Time 15 SP3 glibc Not affected
SUSE Linux Enterprise Real Time 15 SP4 glibc Not affected
SUSE Linux Enterprise Server 11 SP1 glibc Unsupported
SUSE Linux Enterprise Server 11 SP1-LTSS glibc Unsupported
SUSE Linux Enterprise Server 11 SP3 glibc Won't fix
SUSE Linux Enterprise Server 11 SP3 LTSS glibc Unsupported
SUSE Linux Enterprise Server 11 SP3-LTSS glibc Won't fix
SUSE Linux Enterprise Server 11 SP4 glibc Unsupported
SUSE Linux Enterprise Server 11 SP4-LTSS glibc Won't fix
SUSE Linux Enterprise Server 12 glibc Won't fix
SUSE Linux Enterprise Server 12 SP2 glibc Won't fix
SUSE Linux Enterprise Server 12 SP2-BCL glibc Won't fix
SUSE Linux Enterprise Server 12 SP2-ESPOS glibc Won't fix
SUSE Linux Enterprise Server 12 SP2-LTSS glibc Unsupported
SUSE Linux Enterprise Server 12 SP3 glibc Unsupported
SUSE Linux Enterprise Server 12 SP3-BCL glibc Unsupported
SUSE Linux Enterprise Server 12 SP3-ESPOS glibc Won't fix
SUSE Linux Enterprise Server 12 SP3-LTSS glibc Won't fix
SUSE Linux Enterprise Server 12 SP4 glibc Won't fix
SUSE Linux Enterprise Server 12 SP4-ESPOS glibc Won't fix
SUSE Linux Enterprise Server 12 SP4-LTSS glibc Won't fix
SUSE Linux Enterprise Server 12-LTSS glibc Unsupported
SUSE Linux Enterprise Server 15 glibc Unsupported
SUSE Linux Enterprise Server 15 SP1 glibc Not affected
SUSE Linux Enterprise Server 15 SP1-BCL glibc Not affected
SUSE Linux Enterprise Server 15 SP1-LTSS glibc Not affected
SUSE Linux Enterprise Server 15 SP2-BCL glibc Not affected
SUSE Linux Enterprise Server 15 SP3-BCL glibc Not affected
SUSE Linux Enterprise Server 15-LTSS glibc Not affected
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 glibc Won't fix
SUSE Linux Enterprise Server for SAP Applications 11 SP3 glibc Won't fix
SUSE Linux Enterprise Server for SAP Applications 11 SP4 glibc Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 glibc Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP2 glibc Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP3 glibc Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP4 glibc Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 glibc Unsupported
SUSE Linux Enterprise Server for SAP Applications 15 SP1 glibc Not affected
SUSE Linux Enterprise Software Development Kit 11 SP3 glibc Won't fix
SUSE Linux Enterprise Software Development Kit 11 SP4 glibc Unsupported
SUSE Linux Enterprise Software Development Kit 12 glibc Won't fix
SUSE Linux Enterprise Software Development Kit 12 SP2 glibc Won't fix
SUSE Linux Enterprise Software Development Kit 12 SP3 glibc Unsupported
SUSE Linux Enterprise Software Development Kit 12 SP4 glibc Unsupported
SUSE Linux Enterprise Software Development Kit 12 SP5 glibc Won't fix
SUSE Manager Proxy 4.0 glibc Not affected
SUSE Manager Proxy 4.1 glibc Not affected
SUSE Manager Proxy 4.2 glibc Not affected
SUSE Manager Retail Branch Server 4.0 glibc Not affected
SUSE Manager Retail Branch Server 4.1 glibc Not affected
SUSE Manager Retail Branch Server 4.2 glibc Not affected
SUSE Manager Server 4.0 glibc Not affected
SUSE Manager Server 4.1 glibc Not affected
SUSE Manager Server 4.2 glibc Not affected
SUSE OpenStack Cloud 7 glibc Won't fix
SUSE OpenStack Cloud 8 glibc Won't fix
SUSE OpenStack Cloud 9 glibc Won't fix
SUSE OpenStack Cloud Crowbar 8 glibc Won't fix
SUSE OpenStack Cloud Crowbar 9 glibc Won't fix
openSUSE Leap 15.3 glibc Not affected
openSUSE Leap 15.4 glibc Not affected
openSUSE Leap Micro 5.2 glibc Not affected
openSUSE Leap Micro 5.3 glibc Not affected
openSUSE Leap Micro 5.4 glibc Not affected
Products at an unknown state of their lifecycle.
SLES15-SP5-CHOST-BYOS-GDC glibc Not affected
Container Status
suse/ltss/sle12.5/sles12sp5
suse/sles12sp3
suse/sles12sp4
suse/sles12sp5		 glibcWon't fix
bci/bci-base-fips:15.5
bci/bci-busybox:15.4
bci/bci-busybox:15.5
bci/bci-init:15.3
bci/bci-init:15.4
bci/bci-init:15.5
bci/bci-micro:15.3
bci/bci-micro:15.4
bci/bci-micro:15.5
bci/bci-minimal:15.3
bci/bci-minimal:15.4
bci/bci-minimal:15.5
bci/bci-sle15-kernel-module-devel:15.5
bci/dotnet-aspnet
bci/dotnet-aspnet:3.1
bci/dotnet-aspnet:5.0
bci/dotnet-aspnet:6.0
bci/dotnet-aspnet:7.0
bci/dotnet-runtime
bci/dotnet-runtime:3.1
bci/dotnet-runtime:5.0
bci/dotnet-runtime:6.0
bci/dotnet-runtime:7.0
bci/dotnet-sdk
bci/dotnet-sdk:3.1
bci/dotnet-sdk:5.0
bci/dotnet-sdk:6.0
bci/dotnet-sdk:7.0
bci/golang
bci/golang:1.16
bci/golang:1.17
bci/golang:1.18
bci/golang:1.19
bci/golang:1.20-openssl
bci/golang:1.21
bci/node:12
bci/node:14
bci/node:16
bci/node:18
bci/nodejs
bci/openjdk
bci/openjdk-devel
bci/openjdk-devel:11
bci/openjdk-devel:17
bci/openjdk:11
bci/openjdk:17
bci/php
bci/php-apache
bci/php-apache:8
bci/php-fpm
bci/php-fpm:8
bci/php:8
bci/python
bci/python:3
bci/ruby
bci/rust
bci/rust:1.56
bci/rust:1.59
bci/rust:1.60
bci/rust:1.61
bci/rust:1.62
bci/rust:1.63
bci/rust:1.64
bci/rust:1.65
bci/rust:1.66
bci/rust:1.67
bci/rust:1.68
bci/rust:1.77
rancher/elemental-builder-image/5.3
rancher/elemental-channel
rancher/elemental-operator
rancher/elemental-operator/5.3
rancher/elemental-rt-channel
rancher/elemental-teal-iso/5.3
rancher/elemental-teal-iso/5.4
rancher/elemental-teal-rt/5.3
rancher/elemental-teal-rt/5.4
rancher/elemental-teal/5.3
rancher/elemental-teal/5.4
rancher/seedimage-builder
rancher/seedimage-builder/5.3
ses/6/cephcsi/cephcsi
ses/6/rook/ceph
ses/7.1/ceph/grafana
ses/7.1/ceph/haproxy
ses/7.1/ceph/keepalived
ses/7.1/ceph/prometheus-alertmanager
ses/7.1/ceph/prometheus-node-exporter
ses/7.1/ceph/prometheus-server
ses/7.1/ceph/prometheus-snmp_notifier
ses/7.1/cephcsi/cephcsi
ses/7.1/cephcsi/csi-attacher:v4.1.0
ses/7.1/cephcsi/csi-node-driver-registrar:v2.7.0
ses/7.1/cephcsi/csi-provisioner:v3.4.0
ses/7.1/cephcsi/csi-resizer:v1.7.0
ses/7.1/cephcsi/csi-snapshotter:v6.2.1
ses/7.1/rook/ceph
ses/7/ceph/ceph
ses/7/ceph/grafana
ses/7/ceph/prometheus-alertmanager
ses/7/ceph/prometheus-node-exporter
ses/7/ceph/prometheus-server
ses/7/cephcsi/cephcsi
ses/7/cephcsi/csi-attacher:v2.1.0
ses/7/cephcsi/csi-attacher:v3.3.0
ses/7/cephcsi/csi-livenessprobe:v1.1.0
ses/7/cephcsi/csi-node-driver-registrar:v1.2.0
ses/7/cephcsi/csi-node-driver-registrar:v2.3.0
ses/7/cephcsi/csi-provisioner:v1.6.0
ses/7/cephcsi/csi-provisioner:v3.0.0
ses/7/cephcsi/csi-resizer:v0.4.0
ses/7/cephcsi/csi-resizer:v1.3.0
ses/7/cephcsi/csi-snapshotter:v2.1.0
ses/7/cephcsi/csi-snapshotter:v2.1.1
ses/7/cephcsi/csi-snapshotter:v4.2.0
ses/7/prometheus-webhook-snmp
ses/7/rook/ceph
suse/389-ds
suse/git
suse/helm
suse/hpc/warewulf4-x86_64/sle-hpc-node
suse/ltss/sle15.3/bci-base
suse/ltss/sle15.3/bci-base-fips
suse/ltss/sle15.4/bci-base
suse/ltss/sle15.4/bci-base-fips
suse/manager/4.3/proxy-httpd
suse/manager/4.3/proxy-salt-broker
suse/manager/4.3/proxy-squid
suse/manager/4.3/proxy-ssh
suse/manager/4.3/proxy-tftpd
suse/nginx
suse/pcp
suse/pcp:5
suse/postgres
suse/postgres:10
suse/postgres:12
suse/postgres:13
suse/postgres:14
suse/postgres:15
suse/registry
suse/rmt-mariadb
suse/rmt-mariadb-client
suse/rmt-nginx
suse/rmt-server
suse/sle-micro-rancher/5.2
suse/sle-micro-rancher/5.3
suse/sle-micro-rancher/5.4
suse/sle-micro/5.0/toolbox
suse/sle-micro/5.1/toolbox
suse/sle-micro/5.2/toolbox
suse/sle-micro/5.3/toolbox
suse/sle-micro/5.4/toolbox
suse/sle-micro/5.5
suse/sle-micro/5.5/toolbox
suse/sle-micro/base-5.5
suse/sle-micro/kvm-5.5
suse/sle-micro/rt-5.5
suse/sle15:15.0
suse/sle15:15.1
suse/sle15:15.2
suse/sle15:15.3
suse/sle15:15.4
suse/sle15:15.5
suse/sles/15.2/virt-api:0.38.1
suse/sles/15.2/virt-controller:0.38.1
suse/sles/15.2/virt-handler:0.38.1
suse/sles/15.2/virt-launcher:0.38.1
suse/sles/15.2/virt-operator:0.38.1
suse/sles/15.3/cdi-apiserver:1.37.1
suse/sles/15.3/cdi-cloner:1.37.1
suse/sles/15.3/cdi-controller:1.37.1
suse/sles/15.3/cdi-importer:1.37.1
suse/sles/15.3/cdi-operator:1.37.1
suse/sles/15.3/cdi-uploadproxy:1.37.1
suse/sles/15.3/cdi-uploadserver:1.37.1
suse/sles/15.3/libguestfs-tools:0.45.0
suse/sles/15.3/virt-api:0.45.0
suse/sles/15.3/virt-controller:0.45.0
suse/sles/15.3/virt-handler:0.45.0
suse/sles/15.3/virt-launcher:0.45.0
suse/sles/15.3/virt-operator:0.45.0
suse/sles/15.4/cdi-apiserver:1.43.0
suse/sles/15.4/cdi-cloner:1.43.0
suse/sles/15.4/cdi-controller:1.43.0
suse/sles/15.4/cdi-importer:1.43.0
suse/sles/15.4/cdi-operator:1.43.0
suse/sles/15.4/cdi-uploadproxy:1.43.0
suse/sles/15.4/cdi-uploadserver:1.43.0
suse/sles/15.4/libguestfs-tools:0.49.0
suse/sles/15.4/virt-api:0.49.0
suse/sles/15.4/virt-controller:0.49.0
suse/sles/15.4/virt-handler:0.49.0
suse/sles/15.4/virt-launcher:0.49.0
suse/sles/15.4/virt-operator:0.49.0
suse/sles/15.5/cdi-apiserver:1.55.0
suse/sles/15.5/cdi-cloner:1.55.0
suse/sles/15.5/cdi-controller:1.55.0
suse/sles/15.5/cdi-importer:1.55.0
suse/sles/15.5/cdi-operator:1.55.0
suse/sles/15.5/cdi-uploadproxy:1.55.0
suse/sles/15.5/cdi-uploadserver:1.55.0
suse/sles/15.5/libguestfs-tools:0.58.0
suse/sles/15.5/virt-api:0.58.0
suse/sles/15.5/virt-controller:0.58.0
suse/sles/15.5/virt-exportproxy:0.58.0
suse/sles/15.5/virt-exportserver:0.58.0
suse/sles/15.5/virt-handler:0.58.0
suse/sles/15.5/virt-launcher:0.58.0
suse/sles/15.5/virt-operator:0.58.0
trento/trento-db
trento/trento-runner
trento/trento-wanda
trento/trento-web		 glibcNot affected

SUSE Timeline for this CVE

CVE page created: Wed Feb 27 23:25:51 2019
CVE page last modified: Mon Nov 18 13:52:39 2024