CVE-2021-3998
- Source
- https://cve.org/CVERecord?id=CVE-2021-3998
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3998.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-3998
- Downstream
- Related
- Published
- 2022-08-24T16:15:09.010Z
- Modified
- 2026-04-12T01:58:35.990116Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=84d2d0fe20bdf94feed82b21b4d7d136db471f03
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=ee8d5e33adb284601c00c94687bc907e10aec9bb
- 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/
- https://bugzilla.redhat.com/show_bug.cgi?id=2024633
- https://sourceware.org/bugzilla/show_bug.cgi?id=28770
- https://www.openwall.com/lists/oss-security/2022/01/24/4
Affected packages
Git / sourceware.org/git/glibc.git
Affected ranges
- Type
- GIT
- Repo
- https://sourceware.org/git/glibc.git
- Events
-
Introduced9826b03b747b841f5fc6de2054bf1ef3f5c4bdf3Fixedf94f6d8a3572840d3ba42ab9ace3ea522c99c0c2
- Database specific
{ "source": "CPE_FIELD", "cpe": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*", "extracted_events": [ { "introduced": "2.33" }, { "fixed": "2.35" } ] }