CVE-2019-9169

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Summary

CVECVE-2019-9169
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-02-26 02:29:00 UTC
Updated2026-10-14 07:16:56 UTC
DescriptionIn the GNU C Library (aka glibc or libc6) through 2.29, proceed_next_node in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-125 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary7.5AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gnu Glibc All All All All
Application Mcafee Web Gateway All All All All
Application Netapp Cloud Backup All All All All
Application Netapp Ontap Select Deploy Administration Utility - All All All
Application Netapp Steelstore Cloud Integrated Storage - All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.0 V3.1.5 custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.0 V3.1.5 custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.0 V3.1.5 custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.0 V3.1.5 custom Not specified
ADP Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.0 V3.1.5 custom Not specified

References

ReferenceSourceLinkTags
cert-portal.siemens.com/productcert/html/ssa-398330.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
#34142 - AddressSanitizer reported heap-buffer-overflow - GNU bug report logs af854a3a-2127-422b-91ae-364da2661108 debbugs.gnu.org Exploit, Mailing List, Vendor Advisory
Oracle Critical Patch Update Advisory - April 2022 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com Not Applicable
McAfee Security Bulletin - Web Gateway update fixes four third-party vulnerabilities (CVE-2018-18311, CVE-2018-5742, CVE-2019-9169, and CVE-2019-6454) af854a3a-2127-422b-91ae-364da2661108 kc.mcafee.com Third Party Advisory
March 2019 GNU C Vulnerabilities in NetApp Products | NetApp Product Security af854a3a-2127-422b-91ae-364da2661108 security.netapp.com Patch, Third Party Advisory
GNU glibc Stack Buffer Overflow and Heap Buffer Overflow Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link
24114 – (CVE-2019-9169) regexec buffer read overrun in "grep -i '\(\(\)*.\)*\(\)\(\)\1'" af854a3a-2127-422b-91ae-364da2661108 sourceware.org Issue Tracking, Patch, Third Party Advisory
glibc: Multiple vulnerabilities (GLSA 202006-04) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
support.f5.com/csp/article/K54823184 af854a3a-2127-422b-91ae-364da2661108 support.f5.com Third Party Advisory
sourceware.org Git - glibc.git/commit af854a3a-2127-422b-91ae-364da2661108 sourceware.org
#34140 - AddressSanitizer reported heap-buffer-overflow when ignoring case - GNU bug report logs af854a3a-2127-422b-91ae-364da2661108 debbugs.gnu.org Exploit, Mailing List, Vendor Advisory
USN-4416-1: GNU C Library vulnerabilities | Ubuntu security notices | Ubuntu af854a3a-2127-422b-91ae-364da2661108 usn.ubuntu.com Third Party Advisory
sourceware.org Git - glibc.git/commit MITRE sourceware.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159188 Oracle Enterprise Linux Security Update for glibc (ELSA-2021-1585)
  • 159249 Oracle Enterprise Linux Security Update for glibc (ELSA-2021-9280)
  • 159295 Oracle Enterprise Linux Security Update for glibc (ELSA-2021-9344)
  • 239336 Red Hat Update for glibc (RHSA-2021:1585)
  • 352399 Amazon Linux Security Advisory for glibc: ALAS2-2021-1656
  • 591406 Siemens SIMATIC S7-1500 CPU GNU/Linux subsystem Multiple Vulnerabilities (SSB-439005, ICSA-22-104-13)
  • 900018 CBL-Mariner Linux Security Update for glibc 2.28
  • 902821 Common Base Linux Mariner (CBL-Mariner) Security Update for glibc (1944)
  • 940275 AlmaLinux Security Update for glibc (ALSA-2021:1585)
  • 960868 Rocky Linux Security Update for glibc (RLSA-2021:1585)

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