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CVE-2026-43185: linux kernel from 5.15 (inclusive), before 6.18.16 (exclusive), from 6.19 (inclusive), before 6.19.6 (exclusive), 7.0…
CVE-2026-43185. CVSS 3.1 base score 9.8 (CRITICAL, Source advisory). EPSS 0.00702 (percentile 0.52444), scored 20-Oct-2026.
Affected technology
linux kernel · from 5.15 (inclusive), before 6.18.16 (exclusive)
linux
linux kernel · from 6.19 (inclusive), before 6.19.6 (exclusive)
linux
linux kernel · 7.0 · update rc1
linux
Linux · 0626e6641f6b467447c81dd7678a69c66f7746cf to before 56eab82fa6fb5ca024b0514e249d40d9b23ee5a7, 0626e6641f6b467447c81dd7678a69c66f7746cf to before a110dbe928561d440e9e117d17331139a0bedace, 0626e6641f6b467447c81dd7678a69c66f7746cf to before ceae058eb707ddd0d68f0872f9d9f23b7c30c37b, 0626e6641f6b467447c81dd7678a69c66f7746cf to before 55abc475d096da4a5356b6efb0cfdc6156bc1550, 0626e6641f6b467447c81dd7678a69c66f7746cf to before 6b4f875aac344cdd52a1f34cc70ed2f874a65757
Linux
Linux · 5.15
Linux
Component: Not specified by the source
File: fs/smb/server/transport_rdma.c
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
The attacker can then achieve a heap buffer overflow. Source advisory’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-674
- CCR priority
- 39.4 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00702 · percentile 0.52444 · 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-2026-43185.html