CVE-2026-31496

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack_expect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea ("netfilter: conntrack: do not dump other netns's conntrack entries via proc").

Published: 2026-04-22 Last update: 2026-04-23 Assigner: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Conclusion & alert: CVE-2026-31496 is rated Low Risk (2.5/100): low exploitation likelihood (EPSS 0.12%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2026-31496

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.02% 0.12% +0.10%
2 2026-04-23 0.02%

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2026-31496

CVSS metrics for this CVE.

No CVSS data in dataset for this CVE.

Weakness enumeration for CVE-2026-31496

GitHub Security Advisory for CVE-2026-31496

GHSA-7qwq-2hrf-8f6g · Severity: medium — In the Linux kernel, the following vulnerability has been resolved: netfilter:...

OS Trackers for CVE-2026-31496

vendor priority summary link
debian not yet assigned CVE-2026-31496 not yet assigned priority: Debian including 2 source packages (linux, linux-6.1), 6 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5, open 1. https://security-tracker.debian.org/tracker/CVE-2026-31496
redhat medium https://access.redhat.com/security/cve/CVE-2026-31496
suse low https://www.suse.com/security/cve/CVE-2026-31496/
ubuntu medium CVE-2026-31496 medium priority: Ubuntu including 161 source packages (linux, linux-allwinner-5.19, …), 1449 status rows across 9 suites (bionic, focal, jammy, noble, questing, resolute, trusty, upstream, xenial): DNE 1048, ignored 173, needed 129, released 83, not-affected 12, needs-triage 4. https://ubuntu.com/security/CVE-2026-31496

Affected software / configurations for CVE-2026-31496

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2026-31496

cvelogic Threat Intelligence