Not yet scoredPublished Dec 30, 2025

CVE-2022-50815ext2: Add sanity checks for group and filesystem size

Updated under an hour ago (Oct 27, 2026, 2:30 AM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: ext2: Add sanity checks for group and filesystem size Add sanity check that filesystem size does not exceed the underlying device size and that group size is big enough so that metadata can fit into it. This avoid trying to mount some crafted filesystems with extremely large group counts.

CVSS: Not yet scored
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Deferred
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 40ff52527daec00cf1530c17a95636916ddd3b38; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 321440079763998076b75e0c802524e2218a7d97; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before d766f2d1e3e3bd44024a7f971ffcf8b8fbb7c5d2	CNA record

References

References

https://git.kernel.org/stable/c/40ff52527daec00cf1530c17a95636916ddd3b38
https://git.kernel.org/stable/c/321440079763998076b75e0c802524e2218a7d97
https://git.kernel.org/stable/c/d766f2d1e3e3bd44024a7f971ffcf8b8fbb7c5d2

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.