What’s Vulnerable › Vulnerabilities

CVE-2023-53066: qed/qed_sriov: guard against NULL derefs from qed_iov_get_vf_info

• 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: 2025-05-02 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: qed/qed_sriov: guard against NULL derefs from qed_iov_get_vf_info We have to make sure that the info returned by the helper is valid before using it. Found by Linux Verification Center (linuxtesting.org) with the SVACE static analysis tool.

Affected products

• Linux kernel: from 4.7 before 4.14.312; from 4.15 before 4.19.280; from 4.20 before 5.4.240; from 5.5 before 5.10.177; from 5.11 before 5.15.105; from 5.16 before 6.1.22 — fixed in 4.14.312, 4.19.280, 5.10.177, 5.15.105, 5.4.240, 6.1.22

How to fix

Upgrade to a fixed version: Linux kernel 4.14.312, 4.19.280, 5.10.177, 5.15.105. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/25143b6a01d0cc5319edd3de22ffa2578b045550
• https://git.kernel.org/stable/c/39c3b9dd481c3afce9439b29bafe00444cb4406b
• https://git.kernel.org/stable/c/42d72c6d1edc9dc09a5d6f6695d257fa9e9cc270
• https://git.kernel.org/stable/c/7742c08e012eb65405e8304d100641638c5ff882
• https://git.kernel.org/stable/c/7bd0037822fd04da13721f77a42ee5a077d4c5fb
• https://git.kernel.org/stable/c/97ea704f39b5ded96f071e98701aa543f6f89683
• https://git.kernel.org/stable/c/b224b0cab3a66e93d414825065a2e667a1d28c32
• https://git.kernel.org/stable/c/e42d3bde4ec03c863259878dddaef5c351cca7ad

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