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CVE-2026-23248: linux kernel from 6.14 (inclusive), before 6.18.17 (exclusive), from 6.19 (inclusive), before 6.19.7 (exclusive), 7.0…
CVE-2026-23248 affects azl3 kernel 6.6.126.1-1 on Azure Linux 3.0. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00124 (percentile 0.01922), scored 15-Oct-2026.
Affected technology
linux kernel · from 6.14 (inclusive), before 6.18.17 (exclusive)
linux
linux kernel · from 6.19 (inclusive), before 6.19.7 (exclusive)
linux
linux kernel · 7.0 · update rc1
linux
Linux · b709eb872e19a19607bbb6d2975bc264d59735cf to before c27dea9f50ed525facb62ef647dddc4722456e07, b709eb872e19a19607bbb6d2975bc264d59735cf to before ac7ecb65af170a7fc193e7bd8be15dac84ec6a56, b709eb872e19a19607bbb6d2975bc264d59735cf to before 77de62ad3de3967818c3dbe656b7336ebee461d2
Linux
Linux · 6.14
Linux
Component: Not specified by the source
File: kernel/events/core.c
Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
A local attacker with low privileges could trigger a use-after-free error. Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not state a further attacker outcome.
- CWE
- CWE-416
- Product
- azl3 kernel 6.6.126.1-1 on Azure Linux 3.0
- CCR priority
- 31.2 /100 (P4)
- CVSS 3.1
- 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00124 · percentile 0.01922 · 2026-10-15
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-16 09:43:43.583708+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 2026-10-16 16:12:45.293412+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-23248.html