CVE-2025-40171

High

Description

In the Linux kernel, the following vulnerability has been resolved: nvmet-fc: move lsop put work to nvmet_fc_ls_req_op It’s possible for more than one async command to be in flight from __nvmet_fc_send_ls_req. For each command, a tgtport reference is taken. In the current code, only one put work item is queued at a time, which results in a leaked reference. To fix this, move the work item to the nvmet_fc_ls_req_op struct, which already tracks all resources related to the command.

SeverityHigh
CVSS7.5
Exploit probability—
ProductLinux
PublishedNov 12, 2025
First seenNov 12, 2025

How to fix

Update
  • Linux Linux11269c08013f4ee8b8f5edc6c56700acb34092d0, a28112cc55013cd8cbd5d36b5115a5b851151bd9, 060ecc81240ef9d60d9485a3a5eb55a0d6e7a25c, 7331925c247b03b7767b8cd93cfe1b7aa2377850, 7a619f8c869117ffed08365b377f66b7e1d941b4, db5a5406fb7e5337a074385c7a3e53c77f2c1bd3, 5.15.195, 6.1.156, 6.6.112, 6.8 or later

Affected products

ProductAffected versionsFixed in
Linux Linux5e0bc09a52b6169ce90f7ac6e195791adb16cec4 ≤ v < 11269c08013f4ee8b8f5edc6c56700acb34092d0, 9e6987f8937a7bd7516aa52f25cb7e12c0c92ee8 ≤ v < a28112cc55013cd8cbd5d36b5115a5b851151bd9, eaf0971fdabf2a93c1429dc6bedf3bbe85dffa30 ≤ v < 060ecc81240ef9d60d9485a3a5eb55a0d6e7a25c, 710c69dbaccdac312e32931abcb8499c1525d397 ≤ v < 7331925c247b03b7767b8cd93cfe1b7aa2377850, 710c69dbaccdac312e32931abcb8499c1525d397 ≤ v < 7a619f8c869117ffed08365b377f66b7e1d941b4, 710c69dbaccdac312e32931abcb8499c1525d397 ≤ v < db5a5406fb7e5337a074385c7a3e53c77f2c1bd3, 1d86f79287206deec36d63b89c741cf542b6cadd, 5.15.150 ≤ v < 5.15.195, 6.1.80 ≤ v < 6.1.156, 6.6.19 ≤ v < 6.6.112, 6.7.7 ≤ v < 6.8, 6.811269c08013f4ee8b8f5edc6c56700acb34092d0, a28112cc55013cd8cbd5d36b5115a5b851151bd9, 060ecc81240ef9d60d9485a3a5eb55a0d6e7a25c, 7331925c247b03b7767b8cd93cfe1b7aa2377850, 7a619f8c869117ffed08365b377f66b7e1d941b4, db5a5406fb7e5337a074385c7a3e53c77f2c1bd3, 5.15.195, 6.1.156, 6.6.112, 6.8

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