What’s Vulnerable › Vulnerabilities

CVE-2025-68361: erofs: limit the level of fs stacking for file-backed mounts

• Severity: unknown
• 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: 2025-12-24 · updated 2026-10-13

Description

In the Linux kernel, the following vulnerability has been resolved: erofs: limit the level of fs stacking for file-backed mounts Otherwise, it could cause potential kernel stack overflow (e.g., EROFS mounting itself).

Affected products

• Linux kernel: 6.12 — fixed in 6.19

How to fix

Upgrade to a fixed version: Linux kernel 6.19. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/34447aeedbaea8f9aad3da5b07030a1c0e124639
• https://git.kernel.org/stable/c/620472e6b303c4dbcc7ecf1aba1cda4f3523e4a4
• https://git.kernel.org/stable/c/b4911825348a494e894e6ccfcf88d99e9425f129
• https://git.kernel.org/stable/c/d53cd891f0e4311889349fff3a784dc552f814b9

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