CVE-2023-54128
fs: drop peer group ids under namespace lock
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: fs: drop peer group ids under namespace lock When cleaning up peer group ids in the failure path we need to make sure to hold on to the namespace lock. Otherwise another thread might just turn the mount from a shared into a non-shared mount concurrently.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 24, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
2a1867219c7b27f928e2545782b86daaf9ad50bd < 0af8fae81d8b7f1beddc17c5d4cfa43235134648 2a1867219c7b27f928e2545782b86daaf9ad50bd < ddca03d97daa7b07b60c52e3d3060762732c6666 2a1867219c7b27f928e2545782b86daaf9ad50bd < 65c324d3f35c05e37afec39ac80743583fdcc96c 2a1867219c7b27f928e2545782b86daaf9ad50bd < cb2239c198ad9fbd5aced22cf93e45562da781eb
Linux / Linux
5.12
References
git.kernel.org: https://git.kernel.org/stable/c/0af8fae81d8b7f1beddc17c5d4cfa43235134648 git.kernel.org: https://git.kernel.org/stable/c/ddca03d97daa7b07b60c52e3d3060762732c6666 git.kernel.org: https://git.kernel.org/stable/c/65c324d3f35c05e37afec39ac80743583fdcc96c git.kernel.org: https://git.kernel.org/stable/c/cb2239c198ad9fbd5aced22cf93e45562da781eb