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CVE-2025-40273: Linux 5.6
CVE-2025-40273 affects azl3 kernel 6.6.112.1-2 on Azure Linux 3.0. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00425 (percentile 0.35219), scored 14-Oct-2026.
Affected technology
Linux · 624322f1adc58acd0b69f77a6ddc764207e97241 to before 935a2dc8928670bb2c37e21025331e61ec48ccf4, 624322f1adc58acd0b69f77a6ddc764207e97241 to before b114996a095da39e38410a0328d4a8aca8c36088, 624322f1adc58acd0b69f77a6ddc764207e97241 to before 839f56f626723f36904764858467e7a3881b975d, 624322f1adc58acd0b69f77a6ddc764207e97241 to before 29fbb3ad4018ca2b0988fbac76f4c694cc6d7e66, 624322f1adc58acd0b69f77a6ddc764207e97241 to before d7be15a634aa3874827d0d3ea47452ee878b8df7, 624322f1adc58acd0b69f77a6ddc764207e97241 to before f67ad9b33b0e6f00d2acc67cbf9cfa5c756be5fb, 624322f1adc58acd0b69f77a6ddc764207e97241 to before 4aa17144d5abc3c756883e3a010246f0dba8b468
Linux
Linux · 5.6
Linux
Component: Not specified by the source
File: fs/nfsd/nfs4state.c
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · 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.
- Product
- azl3 kernel 6.6.112.1-2 on Azure Linux 3.0
- CCR priority
- 35.3 /100 (P4)
- CVSS 3.1
- 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00425 · percentile 0.35219 · 2026-10-14
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-15 09:24:28.011626+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 2026-10-15 22:58:54.984414+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2025-40273.html