linux: In the Linux kernel, the following vulnerability has been resolved: nfs/localio: restore creds before releasing page...
CVE-2025-39912 is fixed in 23 products on 1 platform, first by DEBIAN-CVE-2025-39912, released October 1, 2025. It is not reported as exploited. Patch Radar priority: Routine.
In the Linux kernel, the following vulnerability has been resolved: nfs/localio: restore creds before releasing pageio data Otherwise if the nfsd filecache code releases the nfsd_file immediately, it can trigger the BUG_ON(cred == current->cred) in __put_cred() when it puts the nfsd_file->nf_file->f-cred.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bpftool6.12 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| bpftool6.12-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel-livepatch-6.12.48-67.114 · amzn 2023 | 1:1.0-0.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-debuginfo-common-aarch64 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-debuginfo-common-x86_64 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-devel · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-headers · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-libbpf · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-libbpf-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-libbpf-devel · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-libbpf-static · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-modules-extra · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-modules-extra-common · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-tools · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-tools-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-tools-devel · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| linux · Debian 13.5 (trixie) | 6.12.48-1 | DEBIAN-CVE-2025-39912 | Oct 1, 2025 |
| linux · Debian 14 | 6.16.8-1 | DEBIAN-CVE-2025-39912 | Oct 1, 2025 |
| perf6.12 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| perf6.12-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| python3-perf6.12 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| python3-perf6.12-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
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