CVE-2021-20239
- Source
- https://cve.org/CVERecord?id=CVE-2021-20239
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-20239.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2021-20239
- Downstream
- Related
- Published
- 2021-05-28T11:15:08.003Z
- Modified
- 2026-03-10T23:23:33.714990Z
- Severity
-
- 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality.
- References
Affected packages
Git /
Database specific
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-20239.json"
unresolved_ranges
[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "5.4.92"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "5.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "6.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "8.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "33"
}
]
}
]