UBUNTU-CVE-2025-40171
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.
02 / AFFECTED SOFTWARE
Affected packages
79 explicit affected versions
68 explicit affected versions
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9 explicit affected versions
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11 explicit affected versions
32 explicit affected versions
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6 explicit affected versions
81 explicit affected versions
8 explicit affected versions
7 explicit affected versions
4 explicit affected versions
70 explicit affected versions
1 explicit affected versions
79 explicit affected versions
70 explicit affected versions
69 explicit affected versions
13 explicit affected versions
43 explicit affected versions
6 explicit affected versions
10 explicit affected versions
8 explicit affected versions
38 explicit affected versions
14 explicit affected versions
4 explicit affected versions
78 explicit affected versions
6 explicit affected versions
11 explicit affected versions
1 explicit affected versions
12 explicit affected versions
32 explicit affected versions
69 explicit affected versions
11 explicit affected versions
78 explicit affected versions
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6 explicit affected versions
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73 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/stable/c/060ecc81240ef9d60d9485a3a5eb55a0d6e7a25c
- https://git.kernel.org/stable/c/11269c08013f4ee8b8f5edc6c56700acb34092d0
- https://git.kernel.org/stable/c/7331925c247b03b7767b8cd93cfe1b7aa2377850
- https://git.kernel.org/stable/c/7a619f8c869117ffed08365b377f66b7e1d941b4
- https://git.kernel.org/stable/c/a28112cc55013cd8cbd5d36b5115a5b851151bd9
- https://git.kernel.org/stable/c/db5a5406fb7e5337a074385c7a3e53c77f2c1bd3
- https://ubuntu.com/security/CVE-2025-40171
- https://ubuntu.com/security/notices/USN-8029-1
- https://ubuntu.com/security/notices/USN-8029-2
- https://ubuntu.com/security/notices/USN-8029-3
- https://ubuntu.com/security/notices/USN-8030-1
- https://ubuntu.com/security/notices/USN-8033-1
- https://ubuntu.com/security/notices/USN-8033-2
- https://ubuntu.com/security/notices/USN-8033-3
- https://ubuntu.com/security/notices/USN-8033-4
- https://ubuntu.com/security/notices/USN-8033-5
- https://ubuntu.com/security/notices/USN-8033-6
- https://ubuntu.com/security/notices/USN-8033-7
- https://ubuntu.com/security/notices/USN-8033-8
- https://ubuntu.com/security/notices/USN-8034-1
- https://ubuntu.com/security/notices/USN-8034-2
- https://ubuntu.com/security/notices/USN-8048-1
- https://ubuntu.com/security/notices/USN-8095-1
- https://ubuntu.com/security/notices/USN-8095-2
- https://ubuntu.com/security/notices/USN-8095-3
- https://ubuntu.com/security/notices/USN-8095-4
- https://ubuntu.com/security/notices/USN-8095-5
- https://ubuntu.com/security/notices/USN-8100-1
- https://ubuntu.com/security/notices/USN-8125-1
- https://ubuntu.com/security/notices/USN-8126-1
- https://ubuntu.com/security/notices/USN-8141-1
- https://ubuntu.com/security/notices/USN-8163-1
- https://ubuntu.com/security/notices/USN-8163-2
- https://ubuntu.com/security/notices/USN-8165-1
- https://ubuntu.com/security/notices/USN-8243-1
- https://ubuntu.com/security/notices/USN-8261-1
- https://www.cve.org/CVERecord?id=CVE-2025-40171