What’s Vulnerable › Vulnerabilities

CVE-2022-50242: drivers: net: qlcnic: Fix potential memory leak in qlcnic_sriov_init()

• 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: 2025-09-15 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: drivers: net: qlcnic: Fix potential memory leak in qlcnic_sriov_init() If vp alloc failed in qlcnic_sriov_init(), all previously allocated vp needs to be freed.

Affected products

• Linux kernel: from 3.10 before 4.9.337; from 4.10 before 4.14.303; from 4.15 before 4.19.270; from 4.20 before 5.4.229; from 5.5 before 5.10.163; from 5.11 before 5.15.86 — fixed in 4.14.303, 4.19.270, 4.9.337, 5.10.163, 5.15.86, 5.4.229

How to fix

Upgrade to a fixed version: Linux kernel 4.14.303, 4.19.270, 4.9.337, 5.10.163. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/01de1123322e4fe1bbd0fcdf0982511b55519c03
• https://git.kernel.org/stable/c/0aefadf23ee5e33b747df195ace42d3be2025e4e
• https://git.kernel.org/stable/c/132c502919bb08e16e3054cb28bb7b149ec20cf5
• https://git.kernel.org/stable/c/14b349a15c297cf3e01b5deb4116f7cf297b6184
• https://git.kernel.org/stable/c/15770edc01edfce773269e8a443ca8e420f6f859
• https://git.kernel.org/stable/c/8399b9893548c03fdb18be277bf99d985dbde925
• https://git.kernel.org/stable/c/a44490abaf00f5b0cc5c448a17eae331c6195d0a
• https://git.kernel.org/stable/c/aa2d179544b6815b4a23c0c44543ba0971d49fce
• https://git.kernel.org/stable/c/dcae92a249551d1a447804b4be1c9fab0e8c95e8

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