CVE-2021-4204

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.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/security/cve/CVE-2021-4204	Mitigation Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2039178	Issue Tracking Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-4204	Third Party Advisory
https://security.netapp.com/advisory/ntap-20221228-0003/	Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/01/11/4	Mailing List Patch Third Party Advisory
https://access.redhat.com/security/cve/CVE-2021-4204	Mitigation Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2039178	Issue Tracking Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-4204	Third Party Advisory
https://security.netapp.com/advisory/ntap-20221228-0003/	Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/01/11/4	Mailing List Patch Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:5.8.0:-::::::

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND

cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND

cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND

cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND

cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:37

Type	Values Removed	Values Added
References	~~() https://access.redhat.com/security/cve/CVE-2021-4204 - Mitigation, Third Party Advisory~~	() https://access.redhat.com/security/cve/CVE-2021-4204 - Mitigation, Third Party Advisory
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=2039178 - Issue Tracking, Third Party Advisory~~	() https://bugzilla.redhat.com/show_bug.cgi?id=2039178 - Issue Tracking, Third Party Advisory
References	~~() https://security-tracker.debian.org/tracker/CVE-2021-4204 - Third Party Advisory~~	() https://security-tracker.debian.org/tracker/CVE-2021-4204 - Third Party Advisory
References	~~() https://security.netapp.com/advisory/ntap-20221228-0003/ - Third Party Advisory~~	() https://security.netapp.com/advisory/ntap-20221228-0003/ - Third Party Advisory
References	~~() https://www.openwall.com/lists/oss-security/2022/01/11/4 - Mailing List, Patch, Third Party Advisory~~	() https://www.openwall.com/lists/oss-security/2022/01/11/4 - Mailing List, Patch, Third Party Advisory

18 Jul 2023, 13:52

Type	Values Removed	Values Added
CWE	~~CWE-20~~	CWE-119

01 Mar 2023, 16:27

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.1
CWE		CWE-20
CPE		cpe:2.3:o:debian:debian_linux:11.0:::::::* cpe:2.3:o:netapp:h700s_firmware:-:::::::* cpe:2.3:h:netapp:h410c:-:::::::* cpe:2.3:h:netapp:h500s:-:::::::* cpe:2.3:h:netapp:h410s:-:::::::* cpe:2.3:o:linux:linux_kernel:5.8.0:-:::::: cpe:2.3:o:netapp:h410c_firmware:-:::::::* cpe:2.3:o:linux:linux_kernel:::::::: cpe:2.3:o:netapp:h500s_firmware:-:::::::* cpe:2.3:o:netapp:h300s_firmware:-:::::::* cpe:2.3:o:redhat:enterprise_linux:9.0:::::::* cpe:2.3:h:netapp:h700s:-:::::::* cpe:2.3:o:netapp:h410s_firmware:-:::::::* cpe:2.3:h:netapp:h300s:-:::::::*
References		(CONFIRM) https://security.netapp.com/advisory/ntap-20221228-0003/ - Third Party Advisory
References	~~(MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2039178 -~~	(MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2039178 - Issue Tracking, Third Party Advisory
References	~~(MISC) https://access.redhat.com/security/cve/CVE-2021-4204 -~~	(MISC) https://access.redhat.com/security/cve/CVE-2021-4204 - Mitigation, Third Party Advisory
References	~~(MISC) https://www.openwall.com/lists/oss-security/2022/01/11/4 -~~	(MISC) https://www.openwall.com/lists/oss-security/2022/01/11/4 - Mailing List, Patch, Third Party Advisory
References	~~(MISC) https://security-tracker.debian.org/tracker/CVE-2021-4204 -~~	(MISC) https://security-tracker.debian.org/tracker/CVE-2021-4204 - Third Party Advisory

24 Aug 2022, 16:24

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-08-24 16:15

Updated : 2024-11-21 06:37

NVD link : CVE-2021-4204

Mitre link : CVE-2021-4204

CVE.ORG link : CVE-2021-4204

JSON object : View

Products Affected

netapp

h700s_firmware
h410c_firmware
h300s_firmware
h300s
h500s
h410s
h500s_firmware
h410c
h410s_firmware
h700s

redhat

enterprise_linux

debian

debian_linux

linux

linux_kernel

CWE

CWE-20

Improper Input Validation

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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7.1 /10