What’s Vulnerable › Vulnerabilities

CVE-2023-53683: fs: hfsplus: remove WARN_ON() from hfsplus_cat_{read,write}_inode()

• Severity: medium (CVSS 5.5 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: 2025-10-07 · updated 2026-10-28
• Weakness: CWE-617

Description

In the Linux kernel, the following vulnerability has been resolved: fs: hfsplus: remove WARN_ON() from hfsplus_cat_{read,write}_inode() syzbot is hitting WARN_ON() in hfsplus_cat_{read,write}_inode(), for crafted filesystem image can contain bogus length. There conditions are not kernel bugs that can justify kernel to panic.

Affected products

• Linux kernel: from 4.14.303 before 4.14.316; from 4.19.270 before 4.19.284; from 5.4.229 before 5.4.244; from 5.10.163 before 5.10.181; from 5.15.87 before 5.15.113; from 5.16 before 6.1.30 — fixed in 4.14.316, 4.19.284, 5.4.244, 5.10.181, 5.15.113, 6.1.30

How to fix

Upgrade to a fixed version: Linux kernel 4.14.316, 4.19.284, 5.4.244, 5.10.181. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/37cab61a52d6f42b2d961c51bcf369f09e235fb5
• https://git.kernel.org/stable/c/3a9d68d84b2e41ba3f2a727b36f035fad6800492
• https://git.kernel.org/stable/c/48960a503fcec76d3f72347b7e679dda08ca43be
• https://git.kernel.org/stable/c/61af77acd039ffd221bf7adf0dc95d0a4d377505
• https://git.kernel.org/stable/c/81b21c0f0138ff5a499eafc3eb0578ad2a99622c
• https://git.kernel.org/stable/c/a75d9211a07fed513c08c5d4861c4a36ac6a74fe
• https://git.kernel.org/stable/c/c074913b12db3632b11588b31bbfb0fa80a0a1c9
• https://git.kernel.org/stable/c/c8daee66585897a4c90d937c91e762100237bff9

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