CVE-2025-40077
Published Oct 28, 2025
Modified Apr 15, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid overflow while left shift operation Should cast type of folio->index from pgoff_t to loff_t to avoid overflow while left shift operation.
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References
Other References
Frequently Asked Questions
What is CVE-2025-40077? +
In the Linux kernel, the following vulnerability has been resolved:
f2fs: fix to avoid overflow while left shift operation
Should cast type of folio->index from pgoff_t to loff_t to avoid overflow
while left shift operation.
How do I check if I'm vulnerable to CVE-2025-40077? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.