CVE-2024-49968
CVE-2024-49968 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (15th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-43647
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2024-49968?
- 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.
- How severe is CVE-2024-49968?
- CVE-2024-49968 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2024-49968 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-49968?
- CVE-2024-49968 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-49968?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-49968 have an EU (EUVD) identifier?
- Yes. CVE-2024-49968 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43647.
- When was CVE-2024-49968 published?
- CVE-2024-49968 was published on 2024-10-21 and last updated on 2026-06-17.
References
- https://git.kernel.org/stable/c/11bd1c279bac701ba91119875796ffff3b98250e
- https://git.kernel.org/stable/c/52c4538a92da6f3242d4140c03ddc5ee71b39ba8
- https://git.kernel.org/stable/c/86b81d4eab1cd4c56f7447896232cf33472c2395
- https://git.kernel.org/stable/c/985b67cd86392310d9e9326de941c22fc9340eec
- https://git.kernel.org/stable/c/e1373903db6c4ac994de0d18076280ad88e12dee
Affected products (1)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
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