CVE-2021-3998

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Summary

CVECVE-2021-3998
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-08-24 16:15:00 UTC
Updated2023-02-12 23:43:00 UTC
DescriptionA flaw was found in glibc. The realpath() function can mistakenly return an unexpected value, potentially leading to information leakage and disclosure of sensitive data.

Risk And Classification

Problem Types: CWE-125

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gnu Glibc All All All All
Hardware Netapp H300s - All All All
Operating System Netapp H300s Firmware - All All All
Hardware Netapp H410c - All All All
Operating System Netapp H410c Firmware - All All All
Hardware Netapp H410s - All All All
Operating System Netapp H410s Firmware - All All All
Hardware Netapp H500s - All All All
Operating System Netapp H500s Firmware - All All All
Hardware Netapp H700s - All All All
Operating System Netapp H700s Firmware - All All All
Application Netapp Ontap Select Deploy Administration Utility - All All All

References

ReferenceSourceLinkTags
CVE-2021-3998 MISC security-tracker.debian.org
sourceware.org Git MISC sourceware.org
sourceware.org Git - glibc.git/commit MISC sourceware.org
sourceware.org Git - glibc.git/commit MISC sourceware.org
sourceware.org Git - glibc.git/commit MISC sourceware.org
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
2024633 – (CVE-2021-3998) CVE-2021-3998 glibc: Unexpected return value from realpath() could leak data based on the application MISC bugzilla.redhat.com
28770 – (CVE-2021-3998) Unexpected return value from realpath() for too long results (CVE-2021-3998) MISC sourceware.org
CVE-2021-3998 GNU C Library (glibc) Vulnerability in NetApp Products | NetApp Product Security CONFIRM security.netapp.com
oss-security - CVE-2021-3998 and CVE-2021-3999 in glibc's realpath() and getcwd() MISC www.openwall.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 182900 Debian Security Update for glibc (CVE-2021-3998)
  • 198685 Ubuntu Security Notification for GNU C Library Vulnerabilities (USN-5310-1)
  • 282318 Fedora Security Update for glibc (FEDORA-2022-918e18c52c)
  • 376419 Snap-Confine Local Privilege Escalation Vulnerability (Oh Snap! More Lemmings)
  • 591406 Siemens SIMATIC S7-1500 CPU GNU/Linux subsystem Multiple Vulnerabilities (SSB-439005, ICSA-22-104-13)
  • 710605 Gentoo Linux GNU C Library Multiple Vulnerabilities (GLSA 202208-24)
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