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Status published
Unknown
CVE-2023-53569
ext2: Check block size validity during mount
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/0ebfaf14150f55550cffb1148ed3920143c7a69c
- https://git.kernel.org/stable/c/451b98155be5dfee05bc6e7c8b30c0be4add3f71
- https://git.kernel.org/stable/c/c4813f858e5c3e4c4659ce95385c1c400c593e1e
- https://git.kernel.org/stable/c/22ab5fed07ad4b206ea910fd0132d1a0d4831584
- https://git.kernel.org/stable/c/99f8a15af6c9f0653193104a9e70891f950c6001
- https://git.kernel.org/stable/c/e6f4fb28890c1361e0db9eb1adee3fc04e7fe7f5
- https://git.kernel.org/stable/c/c2e7776843a953fd7e48895c3880c277f996193e
- https://git.kernel.org/stable/c/62aeb94433fcec80241754b70d0d1836d5926b0a
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, 2.6.12, 0, 4.14.316, 4.19.284, 5.4.244, 5.10.181, 5.15.113, 6.1.30, 6.3.4, 6.4
Timeline
Official Publish:
October 4th, 2025
Last Modified:
May 11th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.