# CVE-2024-49968

## Summary

- **CVE ID:** CVE-2024-49968
- **Severity:** MEDIUM
- **CVSS Score:** 5.5 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** N/A
- **Published:** Oct 21, 2024
- **Last Modified:** Sep 8, 2026

## Description

In the Linux kernel, the following vulnerability has been resolved:

ext4: filesystems without casefold feature cannot be mounted with siphash

When mounting the ext4 filesystem, if the default hash version is set to
DX_HASH_SIPHASH but the casefold feature is not set, exit the mounting.

## Affected Products

- Linux — Linux (471fbbea7ff7061b2d6474665cb5a2ceb4fd6500)
- Linux — Linux (5.13)
- Linux — Linux (0)
- Linux — Linux (5.15.198)
- Linux — Linux (6.1.160)
- Linux — Linux (6.6.120)
- Linux — Linux (6.11.3)
- Linux — Linux (6.12)

## References

- [CNA](https://git.kernel.org/stable/c/86b81d4eab1cd4c56f7447896232cf33472c2395)
- [CNA](https://git.kernel.org/stable/c/11bd1c279bac701ba91119875796ffff3b98250e)
- [CNA](https://git.kernel.org/stable/c/52c4538a92da6f3242d4140c03ddc5ee71b39ba8)
- [CNA](https://git.kernel.org/stable/c/e1373903db6c4ac994de0d18076280ad88e12dee)
- [CNA](https://git.kernel.org/stable/c/985b67cd86392310d9e9326de941c22fc9340eec)
- [siemens-SADP](https://cert-portal.siemens.com/productcert/html/ssa-019113.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.24%
- **EPSS Percentile:** 15.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._