CVE-2021-3998

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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
2022-08-24T16:15:09Z
Modified
2026-10-16T02:52:20Z
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

Affected packages

Git / github.com/bminor/glibc

Affected ranges

Type
GIT
Repo
https://github.com/bminor/glibc
Events
Introduced
9826b03b747b841f5fc6de2054bf1ef3f5c4bdf3
Fixed
f94f6d8a3572840d3ba42ab9ace3ea522c99c0c2
Database specific
Show details 
{
    "extracted_events": [
        {
            "cpe": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*",
            "range": [
                {
                    "introduced": "2.33"
                },
                {
                    "fixed": "2.35"
                }
            ],
            "source": "CPE_RANGE"
        }
    ]
}

Affected versions

glibc-2.*
glibc-2.33
glibc-2.33.9000
glibc-2.34
glibc-2.34.9000

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3998.json"

Git / sourceware.org/git/glibc.git

Affected ranges

Type
GIT
Repo
https://sourceware.org/git/glibc.git
Events
Introduced
9826b03b747b841f5fc6de2054bf1ef3f5c4bdf3
Fixed
f94f6d8a3572840d3ba42ab9ace3ea522c99c0c2
Database specific
Show details 
{
    "extracted_events": [
        {
            "cpe": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*",
            "range": [
                {
                    "introduced": "2.33"
                },
                {
                    "fixed": "2.35"
                }
            ],
            "source": "CPE_RANGE"
        }
    ]
}

Affected versions

glibc-2.*
glibc-2.33
glibc-2.33.9000
glibc-2.34
glibc-2.34.9000

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3998.json"