CVE-2021-3998

Published: Aug 24, 2022

Modified: Jun 9, 2025

PUBLISHED

Description

A flaw was found in glibc. The realpath() function can mistakenly return an unexpected value, potentially leading to information leakage and disclosure of sensitive data.

Vendor	Product	Versions
n/a	glibc	affected `Affects glibc v2.33 and above.`

Weaknesses (CWE)

CWE-125

References

https://www.openwall.com/lists/oss-security/2022/01/24/4

https://sourceware.org/bugzilla/show_bug.cgi?id=28770

https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=ee8d5e33adb284601c00c94687bc907e10aec9bb

https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=84d2d0fe20bdf94feed82b21b4d7d136db471f03

https://bugzilla.redhat.com/show_bug.cgi?id=2024633

https://access.redhat.com/security/cve/CVE-2021-3998

https://security-tracker.debian.org/tracker/CVE-2021-3998

https://security.netapp.com/advisory/ntap-20221020-0003/

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CVE-2021-3998

Description

Affected Products

Weaknesses (CWE)

References