CVE-2022-3524

MEDIUMNVD 4.37.5▲
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-10-16. NVD baseline CVSS 4.3; sources differ by 3.2.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
4.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 4.3Exploit: NoneExposed: 0

A fix is available — apply it.

A vulnerability was found in Linux Kernel. It has been declared as problematic. Affected by this vulnerability is the function ipv6_renew_options of the component IPv6 Handler. The manipulation leads to memory leak. The attack can be launched remotely. It is recommended to apply a patch to fix this issue. The identifier VDB-211021 was assigned to this vulnerability.

CVSS v3
4.3
EG Score
7.5(medium)
EPSS
50.5%
KEV
Not listed

Published

October 16, 2022

Last Modified

November 21, 2024

References (8)

Vendor Advisories for CVE-2022-3524(3)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(20)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-modules-extra-4.15.0-1141-gcp (4.15.0-1141.157~16.04.2) @ xenial2026-05-25ubuntu
ubuntulinux-image-virtual-lts-xenial (4.4.0.235.204) @ trusty2026-05-25ubuntu
ubuntulinux-image-unsigned-5.15.0-1023-gke (5.15.0-1023.28) @ jammy2026-05-25ubuntu
ubuntulinux-cloud-tools-5.19.0-1013-azure (5.19.0-1013.14) @ kinetic2026-05-25ubuntu
ubuntulinux-modules-5.4.0-1090-gke (5.4.0-1090.97) @ focal2026-05-25ubuntu
ubuntulinux-headers-oem-22.04 (5.17.0.1024.22) @ jammy2026-05-25ubuntu
ubuntulinux-image-5.4.0-1098-azure (5.4.0-1098.104) @ focal2026-05-25ubuntu
ubuntulinux-image-azure (4.15.0.1157.124) @ trusty2026-05-25ubuntu
ubuntulinux-headers-azure-fde (5.15.0.1029.36.6) @ jammy2026-05-25ubuntu
ubuntulinux-modules-6.0.0-1008-oem (6.0.0-1008.8) @ jammy2026-05-25ubuntu
ubuntulinux-oem-5.14-tools-host (5.14.0-1055.62) @ focal2026-05-25ubuntu
ubuntulinux-virtual-hwe-22.04-edge (5.19.0.26.23) @ kinetic2026-05-25ubuntu
ubuntulinux-tools-5.15.0-1021-ibm (5.15.0-1021.24) @ jammy2026-05-25ubuntu
ubuntulinux-modules-extra-4.15.0-1141-gcp (4.15.0-1141.157) @ bionic2026-05-25ubuntu
ubuntulinux-image-lowlatency (5.4.0.135.133) @ focal2026-05-25ubuntu
redhatkernel-0:4.18.0-372.91.1.el8_62024-02-07redhat
redhatkernel-rt-0:4.18.0-477.10.1.rt7.274.el8_82023-05-16redhat
redhatkernel-0:4.18.0-477.10.1.el8_82023-05-16redhat
redhatkernel-rt-0:5.14.0-284.11.1.rt14.296.el9_22023-05-09redhat
redhatkernel-0:5.14.0-284.11.1.el9_22023-05-09redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(17)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 12× in last 7d / 48× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 105 total refreshes for this CVE.

  1. 2026-07-22 14:06 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2022-3524?
CVE-2022-3524 is a medium vulnerability published on October 16, 2022. A vulnerability was found in Linux Kernel. It has been declared as problematic. Affected by this vulnerability is the function ipv6renewoptions of the component IPv6 Handler. The manipulation leads to memory leak. The attack can be launched remotely. It is recommended to apply a patch to fix this…
When was CVE-2022-3524 disclosed?
CVE-2022-3524 was first published in the National Vulnerability Database on October 16, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-3524 actively exploited?
CVE-2022-3524 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 50.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-3524?
CVE-2022-3524 has a CVSS v3 base score of 4.3 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.5.
How do I remediate CVE-2022-3524?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-3524, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2022-3524

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