CVE-2023-4147
Published: Aug 7, 2023
Modified: Feb 25, 2026
CVSS v3.1
7.8
Description
A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID. This flaw allows a local user to crash or escalate their privileges on the system.
| Vendor | Product | Versions |
|---|---|---|
Red Hat | Red Hat Enterprise Linux 9 | unaffected 0:5.14.0-284.30.1.el9_2 - < * |
Red Hat | Red Hat Enterprise Linux 9 | unaffected 0:5.14.0-284.30.1.rt14.315.el9_2 - < * |
Red Hat | Red Hat Enterprise Linux 9 | unaffected 0:5.14.0-284.30.1.el9_2 - < * |
Red Hat | Red Hat Enterprise Linux 9 | All versions |
Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support | unaffected 0:5.14.0-70.80.1.el9_0 - < * |
Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support | unaffected 0:5.14.0-70.80.1.rt21.151.el9_0 - < * |
Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support | All versions |
Red Hat | Red Hat Enterprise Linux 6 | All versions |
Red Hat | Red Hat Enterprise Linux 7 | All versions |
Red Hat | Red Hat Enterprise Linux 7 | All versions |
Red Hat | Red Hat Enterprise Linux 8 | All versions |
Red Hat | Red Hat Enterprise Linux 8 | All versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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