ext4: filesystems without casefold feature cannot be mounted with siphash

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2024-49968
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-10-21 18:15:17 UTC
Updated2026-07-14 13:17:10 UTC
DescriptionIn 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.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.002440000 probability, percentile 0.154650000 (date 2026-07-14)

Problem Types: NVD-CWE-noinfo

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 86b81d4eab1cd4c56f7447896232cf33472c2395 git Not specified
CNA Linux Linux affected 471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 11bd1c279bac701ba91119875796ffff3b98250e git Not specified
CNA Linux Linux affected 471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 52c4538a92da6f3242d4140c03ddc5ee71b39ba8 git Not specified
CNA Linux Linux affected 471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 e1373903db6c4ac994de0d18076280ad88e12dee git Not specified
CNA Linux Linux affected 471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 985b67cd86392310d9e9326de941c22fc9340eec git Not specified
CNA Linux Linux affected 5.13 Not specified
CNA Linux Linux unaffected 5.13 semver Not specified
CNA Linux Linux unaffected 5.15.198 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.160 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.120 6.6.* semver Not specified
CNA Linux Linux unaffected 6.11.3 6.11.* semver Not specified
CNA Linux Linux unaffected 6.12 * original_commit_for_fix Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.6 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.6 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.6 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.6 * custom Not specified
ADP Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.6 * custom Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/985b67cd86392310d9e9326de941c22fc9340eec 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/11bd1c279bac701ba91119875796ffff3b98250e 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/52c4538a92da6f3242d4140c03ddc5ee71b39ba8 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
cert-portal.siemens.com/productcert/html/ssa-019113.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
git.kernel.org/stable/c/86b81d4eab1cd4c56f7447896232cf33472c2395 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/e1373903db6c4ac994de0d18076280ad88e12dee 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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