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CVE-2021-4204 Details
Description
An out-of-bounds (OOB) memory access flaw was found in the Linux kernel's eBPF due to an Improper Input Validation. This flaw allows a local attacker with a special privilege to crash the system or leak internal information.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2021-4204 | CVE | MitigationThird Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2039178 | CVE | Issue TrackingThird Party Advisory |
| https://security.netapp.com/advisory/ntap-20221228-0003/ | CVE | Third Party Advisory |
| https://security-tracker.debian.org/tracker/CVE-2021-4204 | CVE | Third Party Advisory |
| https://www.openwall.com/lists/oss-security/2022/01/11/4 | CVE | Mailing ListPatchThird Party Advisory |
| https://access.redhat.com/security/cve/CVE-2021-4204 | [email protected] | MitigationThird Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2039178 | [email protected] | Issue TrackingThird Party Advisory |
| https://security.netapp.com/advisory/ntap-20221228-0003/ | [email protected] | Third Party Advisory |
| https://security-tracker.debian.org/tracker/CVE-2021-4204 | [email protected] | Third Party Advisory |
| https://www.openwall.com/lists/oss-security/2022/01/11/4 | [email protected] | Mailing ListPatchThird Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-20 | Improper Input Validation | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | < 5.8.0 5.8.0 - |
CPE
Remediation
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| debian debian linux | 11.0 |
CPE
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| redhat enterprise linux | 9.0 |
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| netapp h300s firmware | All versions |
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| netapp h300s | All versions |
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| netapp h500s firmware | All versions |
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| netapp h500s | All versions |
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| netapp h700s firmware | All versions |
CPE
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| netapp h700s | All versions |
CPE
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| netapp h410s firmware | All versions |
CPE
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| netapp h410s | All versions |
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| netapp h410c firmware | All versions |
CPE
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| netapp h410c | All versions |
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| |
Change History
7 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Jul 18, 2023 | Reanalysis | [email protected] |
| Mar 1, 2023 | Modified Analysis | [email protected] |
| Dec 28, 2022 | CVE Modified | [email protected] |
| Aug 29, 2022 | Initial Analysis | [email protected] |