CVE-2023-53391
shmem: use ramfs_kill_sb() for kill_sb method of ramfs-based tmpfs
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: shmem: use ramfs_kill_sb() for kill_sb method of ramfs-based tmpfs As the ramfs-based tmpfs uses ramfs_init_fs_context() for the init_fs_context method, which allocates fc->s_fs_info, use ramfs_kill_sb() to free it and avoid a memory leak.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 18, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
c3b1b1cbf002e65a3cabd479e68b5f35886a26db < 5fada375113767b3b57f1b04f7a4fe64ffaa626f c3b1b1cbf002e65a3cabd479e68b5f35886a26db < 487f229efea80c00dd7397547ec4f25fb8999d99 c3b1b1cbf002e65a3cabd479e68b5f35886a26db < 1f34bf8b442c6d720e7fa6f15e8702427e48aea9 c3b1b1cbf002e65a3cabd479e68b5f35886a26db < ebe07db840992a3886694ac3d303b06f4b70ce00 c3b1b1cbf002e65a3cabd479e68b5f35886a26db < 36ce9d76b0a93bae799e27e4f5ac35478c676592
Linux / Linux
2.6.30
References
git.kernel.org: https://git.kernel.org/stable/c/5fada375113767b3b57f1b04f7a4fe64ffaa626f git.kernel.org: https://git.kernel.org/stable/c/487f229efea80c00dd7397547ec4f25fb8999d99 git.kernel.org: https://git.kernel.org/stable/c/1f34bf8b442c6d720e7fa6f15e8702427e48aea9 git.kernel.org: https://git.kernel.org/stable/c/ebe07db840992a3886694ac3d303b06f4b70ce00 git.kernel.org: https://git.kernel.org/stable/c/36ce9d76b0a93bae799e27e4f5ac35478c676592