CVE-2023-5972
Kernel: the nfta_inner_num and nfta_expr_name netlink attributes accessed without checking its presence in nft_inner.c
At a glance
- Severity
- HIGH 7.0
- EPSS
- EPSS 0.28 % · percentile 20 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- redhat
- NVD status
- Modified
Description
A null pointer dereference flaw was found in the nft_inner.c functionality of netfilter in the Linux kernel. This issue could allow a local user to crash the system or escalate their privileges on the system.
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H | redhat |
| CVSS 3.1 | HIGH 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · secalert@redhat.com (Secondary) |
| CVSS 3.1 | HIGH 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
Weaknesses (CWE)
European references
- ENISA EUVD · EUVD-2023-58240
- GCVE · GCVE-0-2023-5972
CERT-FR advisories
- CERTFR-2024-AVI-0178 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0114 — Multiples vulnérabilités dans le noyau Linux Ubuntu · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.2.1 ≤ 6.5.10cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2:rc5:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2:rc6:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2:rc7:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2:rc8:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2.0:rc1:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2.0:rc2:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2.0:rc3:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2.0:rc4:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2.0:rc5:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.2.0:rc6:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.6:rc3:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.6:rc4:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.6:rc5:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.6:rc6:*:*:*:*:*:*cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
Affected products
References
- https://access.redhat.com/security/cve/CVE-2023-5972
- https://bugzilla.redhat.com/show_bug.cgi?id=2248189
- https://github.com/torvalds/linux/commit/505ce0630ad5d31185695f8a29dde8d29f28faa7
- https://github.com/torvalds/linux/commit/52177bbf19e6e9398375a148d2e13ed492b40b80
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |