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.

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2021-3998 · Microsoft / collected KEV context

cve-program · CVE-2021-3998

• 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/

No related operational record is retained in the current change model.