CVE-2021-45960

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Summary

CVECVE-2021-45960
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-01-01 19:15:00 UTC
Updated2022-10-06 19:08:00 UTC
DescriptionIn Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).

Risk And Classification

Problem Types: CWE-682

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 11.0 All All All
Application Libexpat Project Libexpat All All All All
Application Netapp Active Iq Unified Manager - All All All
Application Netapp Hci Baseboard Management Controller h610c All All All
Application Netapp Hci Baseboard Management Controller h610s All All All
Application Netapp Hci Baseboard Management Controller h615c All All All
Application Netapp Hci Management Node - All All All
Application Netapp Oncommand Workflow Automation - All All All
Application Netapp Solidfire - All All All
Application Netapp Solidfire Hci Management Node - All All All
Application Siemens Sinema Remote Connect Server All All All All
Application Tenable Nessus All All All All

References

ReferenceSourceLinkTags
[W.I.P.] lib: Detect and prevent troublesome left shifts in function storeAtts (fixes #531) by hartwork · Pull Request #534 · libexpat/libexpat · GitHub MISC github.com
[R1] Nessus Versions 8.15.3 and 10.1.1 Fix Multiple Third-Party Vulnerabilities - Security Advisory | Tenable® CONFIRM www.tenable.com
CVE-2021-45960 Expat Vulnerability in NetApp Products | NetApp Product Security CONFIRM security.netapp.com
Access Denied MISC bugzilla.mozilla.org
A large number of prefixed XML attributes on a single tag can crash libexpat (troublesome left shifts by >=29 bits in function storeAtts) · Issue #531 · libexpat/libexpat · GitHub MISC github.com
Debian -- Security Information -- DSA-5073-1 expat DEBIAN www.debian.org
oss-security - Expat 2.4.3 released, includes 8 security fixes MLIST www.openwall.com
Expat: Multiple Vulnerabilities (GLSA 202209-24) — Gentoo security GENTOO security.gentoo.org
cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf CONFIRM cert-portal.siemens.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159712 Oracle Enterprise Linux Security Update for expat (ELSA-2022-0951)
  • 159733 Oracle Enterprise Linux Security Update for expat (ELSA-2022-1069)
  • 179044 Debian Security Update for expat (DLA 2904-1)
  • 179068 Debian Security Update for expat (DSA 5073-1)
  • 182190 Debian Security Update for expat (CVE-2021-45960)
  • 198671 Ubuntu Security Notification for Expat Vulnerabilities (USN-5288-1)
  • 240155 Red Hat Update for expat (RHSA-2022:0951)
  • 240186 Red Hat Update for expat (RHSA-2022:1069)
  • 240794 Red Hat Update for JBoss Core Services (RHSA-2022:7143)
  • 257160 CentOS Security Update for expat (CESA-2022:1069)
  • 330124 IBM AIX Multiple Vulnerabilities in Python (python_advisory)
  • 353268 Amazon Linux Security Advisory for expat : ALAS2-2022-1788
  • 353951 Amazon Linux Security Advisory for expat : ALAS-2022-1588
  • 354360 Amazon Linux Security Advisory for expat : ALAS2022-2022-017
  • 354434 Amazon Linux Security Advisory for expat : ALAS2022-2022-232
  • 354570 Amazon Linux Security Advisory for expat : ALAS-2022-232
  • 355281 Amazon Linux Security Advisory for expat : ALAS2023-2023-058
  • 376579 F5 BIG-IP Application Security Manager (ASM), Local Traffic Manager (LTM), Access Policy Manager (APM) Expat Vulnerability (K91589041)
  • 376713 Tenable Nessus Multiple Third-Party Vulnerabilities (TNS-2022-05)
  • 377041 Alibaba Cloud Linux Security Update for expat (ALINUX2-SA-2022:0017)
  • 377097 Alibaba Cloud Linux Security Update for expat (ALINUX3-SA-2022:0021)
  • 44025 Juniper Network Operating System (Junos OS) Multiple Vulnerabilities (JSA70605)
  • 500177 Alpine Linux Security Update for expat
  • 501400 Alpine Linux Security Update for expat
  • 501738 Alpine Linux Security Update for expat
  • 503914 Alpine Linux Security Update for expat
  • 591406 Siemens SIMATIC S7-1500 CPU GNU/Linux subsystem Multiple Vulnerabilities (SSB-439005, ICSA-22-104-13)
  • 6140149 AWS Bottlerocket Security Update for libexpat (GHSA-gmwc-j47g-qq78)
  • 671428 EulerOS Security Update for expat (EulerOS-SA-2022-1342)
  • 671447 EulerOS Security Update for expat (EulerOS-SA-2022-1425)
  • 671459 EulerOS Security Update for expat (EulerOS-SA-2022-1446)
  • 671508 EulerOS Security Update for expat (EulerOS-SA-2022-1502)
  • 671512 EulerOS Security Update for expat (EulerOS-SA-2022-1483)
  • 671565 EulerOS Security Update for expat (EulerOS-SA-2022-1529)
  • 671657 EulerOS Security Update for xulrunner (EulerOS-SA-2022-1774)
  • 671715 EulerOS Security Update for expat (EulerOS-SA-2022-1716)
  • 710626 Gentoo Linux Expat Multiple Vulnerabilities (GLSA 202209-24)
  • 751651 SUSE Enterprise Linux Security Update for expat (SUSE-SU-2022:0178-1)
  • 751653 SUSE Enterprise Linux Security Update for expat (SUSE-SU-2022:0179-1)
  • 751662 OpenSUSE Security Update for expat (openSUSE-SU-2022:0178-1)
  • 753347 SUSE Enterprise Linux Security Update for expat (SUSE-SU-2022:14878-1)
  • 87486 IBM Hypertext Transfer Protocol Server (HTTP Server) Multiple Vulnerabilities (6559296)
  • 900507 Common Base Linux Mariner (CBL-Mariner) Security Update for expat (7114)
  • 901221 Common Base Linux Mariner (CBL-Mariner) Security Update for expat (7124-1)
  • 940473 AlmaLinux Security Update for expat (ALSA-2022:0951)
  • 960848 Rocky Linux Security Update for expat (RLSA-2022:0951)
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