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CVE-2026-72423: Linux 5.18
CVE-2026-72423. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00165 (percentile 0.05333), scored 14-Oct-2026.
Affected technology
Linux · b4c2b9593a1c4c3a718370e34af28e817fd5e5c6 to before 453f4f1e90de55b6bc297936031b68bef93f2e28, b4c2b9593a1c4c3a718370e34af28e817fd5e5c6 to before dd74c80203842a21b2ebb9f70d1260d9aa20fa05, b4c2b9593a1c4c3a718370e34af28e817fd5e5c6 to before 6f6183a39533d727deaa5061cadae6dd9e6744d0
Linux
Linux · 5.18
Linux
Component: Not specified by the source
File: net/netfilter/nf_conntrack_bpf.c
Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 35.2 /100 (P4)
- CVSS 3.1
- 8.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00165 · percentile 0.05333 · 2026-10-14
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-15 12:39:55.759815+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-15 11:57:11.427822+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-72423.html