CVE-2023-53569
ext2: Check block size validity during mount
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: ext2: Check block size validity during mount Check that log of block size stored in the superblock has sensible value. Otherwise the shift computing the block size can overflow leading to undefined behavior.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Oct 4, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 0ebfaf14150f55550cffb1148ed3920143c7a69c 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 451b98155be5dfee05bc6e7c8b30c0be4add3f71 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < c4813f858e5c3e4c4659ce95385c1c400c593e1e 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 22ab5fed07ad4b206ea910fd0132d1a0d4831584 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 99f8a15af6c9f0653193104a9e70891f950c6001 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < e6f4fb28890c1361e0db9eb1adee3fc04e7fe7f5 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < c2e7776843a953fd7e48895c3880c277f996193e 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 62aeb94433fcec80241754b70d0d1836d5926b0a
Linux / Linux
2.6.12
References
git.kernel.org: https://git.kernel.org/stable/c/0ebfaf14150f55550cffb1148ed3920143c7a69c git.kernel.org: https://git.kernel.org/stable/c/451b98155be5dfee05bc6e7c8b30c0be4add3f71 git.kernel.org: https://git.kernel.org/stable/c/c4813f858e5c3e4c4659ce95385c1c400c593e1e git.kernel.org: https://git.kernel.org/stable/c/22ab5fed07ad4b206ea910fd0132d1a0d4831584 git.kernel.org: https://git.kernel.org/stable/c/99f8a15af6c9f0653193104a9e70891f950c6001 git.kernel.org: https://git.kernel.org/stable/c/e6f4fb28890c1361e0db9eb1adee3fc04e7fe7f5 git.kernel.org: https://git.kernel.org/stable/c/c2e7776843a953fd7e48895c3880c277f996193e git.kernel.org: https://git.kernel.org/stable/c/62aeb94433fcec80241754b70d0d1836d5926b0a