Security October 2026 CVE-2026-98880
Assessment
Severity Moderate
CVSS base score 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Not stated
EPSS, next 30 days Not scored yet
Public exploit code No Nuclei template lists it
Exploitability Not assessed
Publicly disclosed No
Customer action Required: apply the update
Component Mariner
Weakness —
Issued by Linux
Last revised 24 Oct 2026 CVSS 3.1 base metrics Red raises the risk · green lowers it
Attack vector LocalAV:L
Attack complexity LowAC:L
Privileges required LowPR:L
User interaction NoneUI:N
Scope UnchangedS:U
Confidentiality NoneC:N
Integrity NoneI:N
Availability HighA:H
Updates that fix it0 KBs No KB listed MSRC lists no downloadable update, which usually means a service-side fix or a release-notes update. Check the MSRC advisory.
Affected products
1 affected product
azl3 kernel 6.6.157.1-1 on Azure Linux 3.0
Source. This summary comes from MSRC's public CVRF document for October 2026. If the MSRC page is blocked in your browser, the NVD and CVE.org records carry the same identifier. None of this says whether your devices are affected.
Page history
Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.
Cite this version Field-level log (1)
Up to 100 recent field edits are shown; older edits may be outside retention.
25 Oct 2026 · 07:41:18 UTC
Last revised 24 Oct 2026 01:05 UTC → 24 Oct 2026 14:45 UTC Explore global source statements, affected packages and advisory history for CVE-2026-98880 . The catalog has a separate collection scope from Microsoft release records.