CVE-2025-37881: usb: gadget: aspeed: Add NULL pointer check in ast_vhub_init_dev()
First published: Fri May 09 2025(Updated: )
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: aspeed: Add NULL pointer check in ast_vhub_init_dev() The variable d->name, returned by devm_kasprintf(), could be NULL. A pointer check is added to prevent potential NULL pointer dereference. This is similar to the fix in commit 3027e7b15b02 ("ice: Fix some null pointer dereference issues in ice_ptp.c"). This issue is found by our static analysis tool
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel |
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Reference Links
- https://git.kernel.org/stable/c/a777ccfb9ba8d43f745e41b69ba39d4a506a081e
- https://git.kernel.org/stable/c/c8d4faf452a627f9b09c3a5c366133a19e5b7a28
- https://git.kernel.org/stable/c/d26a6093d52904cacdbb75424c323c19b443a890
- https://git.kernel.org/stable/c/36d68151712e525450f0fbb3045e7110f0d9b610
- https://git.kernel.org/stable/c/cfa7984f69359761b07a7831c1258c0fde1e0389
- https://git.kernel.org/stable/c/052fb65335befeae8500e88d69ea022266baaf6d
- https://git.kernel.org/stable/c/61006ca381b4d65d2b8ca695ea8da1ce18d6dee3
- https://git.kernel.org/stable/c/8c75f3e6a433d92084ad4e78b029ae680865420f
Frequently Asked Questions
What is the severity of CVE-2025-37881?
CVE-2025-37881 has been categorized as a moderate severity vulnerability due to the potential for a NULL pointer dereference.
How do I fix CVE-2025-37881?
To fix CVE-2025-37881, update your Linux kernel to the latest version where the NULL pointer check has been implemented.
What systems are affected by CVE-2025-37881?
CVE-2025-37881 affects all versions of the Linux kernel that include the usb gadget feature.
What impact does CVE-2025-37881 have on system security?
If exploited, CVE-2025-37881 could lead to system instability or crashes due to NULL pointer dereference issues.
Is CVE-2025-37881 related to USB devices?
Yes, CVE-2025-37881 is related to the USB gadget subsystem in the Linux kernel.
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