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14 results

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CVE-2025-40342

nvme-fc: use lock accessing port_state and rport state

Description

In the Linux kernel, the following vulnerability has been resolved: nvme-fc: use lock accessing port_state and rport state nvme_fc_unregister_remote removes the remote port on a lport object at any point in time when there is no active association. This races with with the reconnect logic, because nvme_fc_create_association is not taking a lock to check the port_state and atomically increase the active count on the rport.

Timeline

  1. ID reserved

    By Linux

  2. · 8 months later

    Published

  3. · 8 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2025-40342, by who scored it
Scored byCVSSScoreVector
LinuxCNA (assigner)3.1High8.8CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVDNVD · Deferred3.1High8.8CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.39% · top 66% of all CVEs (11 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.

Affected products

  • Linux · Linux

    • affected e399441de9115cd472b8ace6c517708273ca7997 – < de3d91af47bc015031e7721b100a29989f6498a5
    • affected e399441de9115cd472b8ace6c517708273ca7997 – < e8cde03de8674b05f2c5e0870729049eba517800
    • affected e399441de9115cd472b8ace6c517708273ca7997 – < 4253e0a4546138a2bf9cb6acf66b32fee677fc7c
    • affected e399441de9115cd472b8ace6c517708273ca7997 – < 25f4bf1f7979a7871974fd36c79d69ff1cf4b446
    • affected e399441de9115cd472b8ace6c517708273ca7997 – < 9950af4303942081dc8c7a5fdc3688c17c7eb6c0
    • affected e399441de9115cd472b8ace6c517708273ca7997 – < a2f7fa75c4a2a07328fa22ccbef461db76790b55
    • affected e399441de9115cd472b8ace6c517708273ca7997 – < 891cdbb162ccdb079cd5228ae43bdeebce8597ad
  • Linux · Linux

    • affected 4.10
    • unaffected < 4.10
    • unaffected 5.10.247 – ≤ 5.10.*
    • unaffected 5.15.197 – ≤ 5.15.*
    • unaffected 6.1.159 – ≤ 6.1.*
    • unaffected 6.6.117 – ≤ 6.6.*
    • unaffected 6.12.58 – ≤ 6.12.*
    • unaffected 6.17.8 – ≤ 6.17.*
    • unaffected 6.18 – ≤ *

References

References7

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .