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CVE-2026-97480: Linux 5.3
CVE-2026-97480 affects azl3 kernel 6.6.157.1-1 on Azure Linux 3.0. CVSS 3.1 base score 4.4 (Microsoft Security Response Center). EPSS 0.00155 (percentile 0.04299), scored 20-Oct-2026.
Affected technology
Linux · 4a96895f74c9633b51427fd080ab70fa62b65bc4 to before 68059b6e9f7292714286e2b0f5185ed2a43fccc5, 4a96895f74c9633b51427fd080ab70fa62b65bc4 to before 9c78f89cf2fbae18b14c78bf172ca15d832aff15, 4a96895f74c9633b51427fd080ab70fa62b65bc4 to before 5cbab666721d974bfe033a12045d808936deaefd, 4a96895f74c9633b51427fd080ab70fa62b65bc4 to before 941c9f84c9b6310f7aaa1c8c785dcc634ee33050
Linux
Linux · 5.3
Linux
Component: Not specified by the source
File: drivers/tty/serial/8250/8250_core.c
Attack conditions (Microsoft Security Response Center, CVSS 3.1): Local · High privileges required · No user interaction required
What an attacker can do
Microsoft Security Response Center’s CVSS 3.1 assessment rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- Product
- azl3 kernel 6.6.157.1-1 on Azure Linux 3.0
- CCR priority
- 17.6 /100 (P5)
- CVSS 3.1
- 4.4 /10 · CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H · Microsoft Security Response Center
- EPSS
- 0.00155 · percentile 0.04299 · 2026-10-20
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-20 16:56:29.772392+00:00 UTC
- GitHub Advisory Database · Source record · observed 2026-10-21 16:14:50.830645+00:00 UTC
- Microsoft MSRC Security Update Guide (CVRF) · Source record · observed 2026-10-04 07:08:49.022374+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-21 16:09:05.633125+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-97480.html