CVE-2023-53569: ext2: Check block size validity during mount
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.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2023-53569?
CVE-2023-53569 has been classified with a severity that could lead to undefined behavior due to block size overflow.
How do I fix CVE-2023-53569?
To fix CVE-2023-53569, ensure you are running the patched version of the Linux kernel that addresses block size validation during mount.
Which versions of the Linux Kernel are affected by CVE-2023-53569?
CVE-2023-53569 affects specific versions of the Linux Kernel that do not implement the block size validity checks.
What impact does CVE-2023-53569 have on system security?
CVE-2023-53569 can potentially allow for system instability and exploitation due to undefined behavior resulting from block size errors.
Is a reboot required after applying the patch for CVE-2023-53569?
Yes, a reboot is typically required after applying the kernel patch for CVE-2023-53569 to ensure that the security fix is properly implemented.