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CVE-2026-31677: linux kernel from 4.14 (inclusive), before 6.12.83 (exclusive), from 6.13 (inclusive), before 6.18.24 (exclusive)…
CVE-2026-31677. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00114 (percentile 0.01399), scored 20-Oct-2026.
Affected technology
linux kernel · from 4.14 (inclusive), before 6.12.83 (exclusive)
linux
linux kernel · from 6.13 (inclusive), before 6.18.24 (exclusive)
linux
linux kernel · from 6.19 (inclusive), before 6.19.14 (exclusive)
linux
linux kernel · 7.0 · update rc1
linux
linux kernel · 7.0 · update rc2
linux
linux kernel · 7.0 · update rc3
linux
linux kernel · 7.0 · update rc4
linux
linux kernel · 7.0 · update rc5
linux
linux kernel · 7.0 · update rc6
linux
linux kernel · 7.0 · update rc7
linux
Linux · e870456d8e7c8d57c059ea479b5aadbb55ff4c3a to before 7e345de2e69475430af85e09210795d8eb8e719c, e870456d8e7c8d57c059ea479b5aadbb55ff4c3a to before 9bf3e6ccfdcfe56ae3190d1ae987dacf1cfef4f9, e870456d8e7c8d57c059ea479b5aadbb55ff4c3a to before 07c6f6ffe29009426f0bd4d3cfbb6308b8ea8453, e870456d8e7c8d57c059ea479b5aadbb55ff4c3a to before 4a264b2614c73c96666e196bbabe0cead52bdba7, e870456d8e7c8d57c059ea479b5aadbb55ff4c3a to before 8eceab19eba9dcbfd2a0daec72e1bf48aa100170
Linux
Linux · 4.14
Linux
Component: Not specified by the source
File: crypto/af_alg.c, crypto/algif_skcipher.c
Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
NVD’s CVSS 3.1 assessment (base score 5.5/10) 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.
- CCR priority
- 22.0 /100 (P4)
- CVSS 3.1
- 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · NVD
- EPSS
- 0.00114 · percentile 0.01399 · 2026-10-20
- KEV
- no
Provenance
- GitHub Advisory Database · Source record · observed 2026-10-21 16:14:50.830645+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-2026-31677.html