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CVE-2023-31248
Published: Jul 5, 2023
Modified: Mar 5, 2025
PUBLISHED
CVSS v3.1
7.8
HIGH
Description
Linux Kernel nftables Use-After-Free Local Privilege Escalation Vulnerability; `nft_chain_lookup_byid()` failed to check whether a chain was active and CAP_NET_ADMIN is in any user or network namespace
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux Kernel | affected v5.9-rc1 |
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
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
References
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