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CVE-2025-21635: linux kernel from 4.6 (inclusive), before 6.12.10 (exclusive), 6.13 · update rc1, 6.13 · update rc2 (+4 more affected…
CVE-2025-21635. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00183 (percentile 0.07443), scored 20-Oct-2026.
Affected technology
linux kernel · from 4.6 (inclusive), before 6.12.10 (exclusive)
linux
linux kernel · 6.13 · update rc1
linux
linux kernel · 6.13 · update rc2
linux
linux kernel · 6.13 · update rc3
linux
linux kernel · 6.13 · update rc4
linux
linux kernel · 6.13 · update rc5
linux
linux kernel · 6.13 · update rc6
linux
Linux · c6a58ffed53612be86b758df1cdb0b0f4305e9cb to before 33b3e09a489a31b30342b77cc55290f025d95c7e, c6a58ffed53612be86b758df1cdb0b0f4305e9cb to before de8d6de0ee27be4b2b1e5b06f04aeacbabbba492, c6a58ffed53612be86b758df1cdb0b0f4305e9cb to before 7f5611cbc4871c7fb1ad36c2e5a9edad63dca95c
Linux
Linux · 4.6
Linux
Component: Not specified by the source
File: net/rds/tcp.c
Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required
Attack conditions (Source advisory, 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. Source advisory’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.
- CWE
- CWE-476
- 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
- 0.00183 · percentile 0.07443 · 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-2025-21635.html