CVE-2023-4147
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2023-4147
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-4147.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2023-4147
- Downstream
- Related
- Published
- 2023-08-07T14:15:11Z
- Modified
- 2025-08-09T19:01:27Z
- Severity
-
- 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTARULECHAIN_ID. This flaw allows a local user to crash or escalate their privileges on the system.
- References
-
- https://access.redhat.com/errata/RHSA-2023:5069
- https://access.redhat.com/errata/RHSA-2023:5091
- https://access.redhat.com/errata/RHSA-2023:5093
- https://access.redhat.com/errata/RHSA-2023:7382
- https://access.redhat.com/errata/RHSA-2023:7389
- https://access.redhat.com/errata/RHSA-2023:7411
- https://access.redhat.com/security/cve/CVE-2023-4147
- https://bugzilla.redhat.com/show_bug.cgi?id=2225239
- https://security.netapp.com/advisory/ntap-20231020-0006/
- https://www.debian.org/security/2023/dsa-5480
- https://www.debian.org/security/2023/dsa-5492
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ebc1064e4874d5987722a2ddbc18f94aa53b211
- https://www.spinics.net/lists/stable/msg671573.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html