CVE-2026-63906
Published: July 22, 2026Last modified: July 22, 2026
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.4 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Not affected (6.1.33-r0) |
| 25 LTS | linux-lts | Fixed (6.12.95-r0) | |
| Stream | linux-lts | Fixed (6.18.35-r1) |
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