What’s Vulnerable › Vulnerabilities

CVE-2023-52747: IB/hfi1: Restore allocated resources on failed copyout

• 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: 2024-05-21 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Restore allocated resources on failed copyout Fix a resource leak if an error occurs.

Affected products

• Linux kernel: from 4.15 before 4.19.273; from 4.20 before 5.4.232; from 5.5 before 5.10.168; from 5.11 before 5.15.94; from 5.16 before 6.1.12; 6.2-rc1, 6.2-rc2, 6.2-rc3, 6.2-rc4, 6.2-rc5, 6.2-rc6 (+1) — fixed in 4.19.273, 5.10.168, 5.15.94, 5.4.232, 6.1.12

How to fix

Upgrade to a fixed version: Linux kernel 4.19.273, 5.10.168, 5.15.94, 5.4.232. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/00d9e212b8a39e6ffcf31b9d2e503d2bf6009d45
• https://git.kernel.org/stable/c/0a4f811f2e5d07bbd0c9226f4afb0a1270a831ae
• https://git.kernel.org/stable/c/6601fc0d15ffc20654e39486f9bef35567106d68
• https://git.kernel.org/stable/c/7896accedf5bf1277d2f305718e36dc8bac7e321
• https://git.kernel.org/stable/c/79b595d9591426156a9e0635a5b5115508a36fef
• https://git.kernel.org/stable/c/9bae58d58b6bb73b572356b31a62d2afc7378d12
• https://git.kernel.org/stable/c/00d9e212b8a39e6ffcf31b9d2e503d2bf6009d45
• https://git.kernel.org/stable/c/0a4f811f2e5d07bbd0c9226f4afb0a1270a831ae
• https://git.kernel.org/stable/c/6601fc0d15ffc20654e39486f9bef35567106d68
• https://git.kernel.org/stable/c/7896accedf5bf1277d2f305718e36dc8bac7e321
• https://git.kernel.org/stable/c/79b595d9591426156a9e0635a5b5115508a36fef
• https://git.kernel.org/stable/c/9bae58d58b6bb73b572356b31a62d2afc7378d12

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