What’s Vulnerable › Vulnerabilities

CVE-2026-63906: usb: musb: omap2430: Fix use-after-free in omap2430_probe()

• Severity: high (CVSS 8.4 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: 2026-07-19 · updated 2026-10-30
• Weakness: CWE-416

Description

In the Linux kernel, the following vulnerability has been resolved: usb: musb: omap2430: Fix use-after-free in omap2430_probe() In omap2430_probe(), of_node_put(np) is called prematurely before the last access to np, leading to a use-after-free if the node's reference count drops to zero. Move the of_node_put() calls after the last use of np in both the success and error paths.

Affected products

• Linux kernel: from 6.0.16 before 6.1; from 6.1.2 before 6.1.176; from 6.2 before 6.6.143; from 6.7 before 6.12.93; from 6.13 before 6.18.35; from 6.19 before 7.0.12 — fixed in 6.1, 6.1.176, 6.6.143, 6.12.93, 6.18.35, 7.0.12
• Linux kernel: from 6.1.2 before 6.1.176; from 6.0.16 before 6.1; 6.2 — fixed in 6.1, 6.1.176, 7.1

How to fix

Upgrade to a fixed version: Linux kernel 6.1, 6.1.176, 6.6.143, 6.12.93; Linux kernel 6.1, 6.1.176, 7.1. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/27e62532228dc42367bb43ebbcd7bf49d8db2b0d
• https://git.kernel.org/stable/c/632fd888fe33083927e29ef651ac1aba345edd9e
• https://git.kernel.org/stable/c/69f9f2b30af03d9b6e83f78fb0f734b6066d4678
• https://git.kernel.org/stable/c/b987f380620b38c84f054d5ff5c05861a7c2203b
• https://git.kernel.org/stable/c/d53e4c41331f57b9fd78cbf3e480c6ce20aea07b
• https://git.kernel.org/stable/c/e194ce048f5a6c549b3a23a8c568c6470f40f772

Get alerted when CVE-2026-63906 or the next vulnerability affects your stack