UBUNTU-CVE-2025-38028
In the Linux kernel, the following vulnerability has been resolved: NFS/localio: Fix a race in nfs_local_open_fh() Once the clp->cl_uuid.lock has been dropped, another CPU could come in and free the struct nfsd_file that was just added. To prevent that from happening, take the RCU read lock before dropping the spin lock.
02 / AFFECTED SOFTWARE
Affected packages
11 explicit affected versions
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37 explicit affected versions
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3 explicit affected versions
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16 explicit affected versions
3 explicit affected versions
51 explicit affected versions
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13 explicit affected versions
7 explicit affected versions
10 explicit affected versions
12 explicit affected versions
1 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
45 explicit affected versions
37 explicit affected versions
14 explicit affected versions
38 explicit affected versions
9 explicit affected versions
11 explicit affected versions
7 explicit affected versions
4 explicit affected versions
1 explicit affected versions
13 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
14 explicit affected versions
4 explicit affected versions
78 explicit affected versions
11 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: NFS/localio: Fix a race in nfs_local_open_fh() Once the clp->cl_uuid.lock has been dropped, another CPU could come in and free the struct nfsd_file that was just added. To prevent that from happening, take the RCU read lock before dropping the spin lock.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/fa7ab64f1e2fdc8f2603aab8e0dd20de89cb10d9
- https://git.kernel.org/stable/c/185a2f2ddabdcf999823f61de67f86376883920d
- https://git.kernel.org/stable/c/fa7ab64f1e2fdc8f2603aab8e0dd20de89cb10d9
- https://ubuntu.com/security/CVE-2025-38028
- https://ubuntu.com/security/notices/USN-7699-1
- https://ubuntu.com/security/notices/USN-7699-2
- https://ubuntu.com/security/notices/USN-7721-1
- https://www.cve.org/CVERecord?id=CVE-2025-38028