What’s Vulnerable › Vulnerabilities

CVE-2023-23000

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-03-01 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel before 5.17, drivers/phy/tegra/xusb.c mishandles the tegra_xusb_find_port_node return value. Callers expect NULL in the error case, but an error pointer is used.

Affected products

• Linux kernel: before 5.17 — fixed in 5.17

How to fix

Upgrade to a fixed version: Linux kernel 5.17. Check the vendor advisory for mitigations.

References

• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17
• https://github.com/torvalds/linux/commit/045a31b95509c8f25f5f04ec5e0dec5cd09f2c5f
• https://security.netapp.com/advisory/ntap-20230331-0004/
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17
• https://github.com/torvalds/linux/commit/045a31b95509c8f25f5f04ec5e0dec5cd09f2c5f
• https://security.netapp.com/advisory/ntap-20230331-0004/

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