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: Pending

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 4
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Access Vector Network Local
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 Low
SUSE Bugzilla entry: 1127311 [NEW]

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Please note that this evaluation state might be work in progress, incomplete or outdated.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.

Product(s) Source package State
CaaS Platform 2.0 glibc Affected
CaaS Platform 3.0 glibc Affected
OpenStack Cloud Magnum Orchestration 7.0 glibc Affected
SUSE Linux Enterprise Desktop 12 SP3 glibc Affected
SUSE Linux Enterprise Desktop 12 SP4 glibc Affected
SUSE Linux Enterprise High Performance Computing 12 glibc Affected
SUSE Linux Enterprise Module for Basesystem 15 GA glibc Affected
SUSE Linux Enterprise Module for Development Tools 15 GA glibc Affected
SUSE Linux Enterprise SDK 11 SP4 glibc Affected
SUSE Linux Enterprise SDK 12 SP3 glibc Affected
SUSE Linux Enterprise SDK 12 SP4 glibc Affected
SUSE Linux Enterprise Server 11 SP3 LTSS glibc Affected
SUSE Linux Enterprise Server 11 SP4 glibc Affected
SUSE Linux Enterprise Server 12 GA LTSS glibc Affected
SUSE Linux Enterprise Server 12 SP2 LTSS glibc Affected
SUSE Linux Enterprise Server 12 SP3 glibc Affected
SUSE Linux Enterprise Server 12 SP4 glibc Affected
SUSE Linux Enterprise Server for SAP Applications 11 SP3 glibc Affected
SUSE Linux Enterprise Server for SAP Applications 12 GA glibc Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 glibc Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 glibc Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 glibc Affected