What’s Vulnerable › Vulnerabilities

CVE-2024-50247: fs/ntfs3: Check if more than chunk-size bytes are written

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-11-09 · updated 2026-08-04
• Weakness: CWE-125

Description

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Check if more than chunk-size bytes are written A incorrectly formatted chunk may decompress into more than LZNT_CHUNK_SIZE bytes and a index out of bounds will occur in s_max_off.

Affected products

• Linux kernel: before 5.15.171; from 5.16 before 6.1.116; from 6.2 before 6.6.60; from 6.7 before 6.11.7; 6.12-rc1, 6.12-rc2 — fixed in 5.15.171, 6.1.116, 6.11.7, 6.6.60

How to fix

Upgrade to a fixed version: Linux kernel 5.15.171, 6.1.116, 6.11.7, 6.6.60. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1b6bc5f7212181093b6c5310eea216fc09c721a9
• https://git.kernel.org/stable/c/4a4727bc582832f354e0d3d49838a401a28ae25e
• https://git.kernel.org/stable/c/5f21e3e60982cd7353998b4f59f052134fd47d64
• https://git.kernel.org/stable/c/9931122d04c6d431b2c11b5bb7b10f28584067f0
• https://git.kernel.org/stable/c/e5ae7859008688626b4d2fa6139eeaa08e255053
• https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

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