Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: HID: elan: Fix potential double free in elan_input_configured 'input' is a managed resource allocated with devm_input_allocate_device(), so there is no need to call input_free_device() explicitly or there will be a double free. According to the doc of devm_input_allocate_device(): * Managed input devices do not need to be explicitly unregistered or * freed as it will be done automatically when owner device unbinds from * its driver (or binding fails).
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.17, < 4.19.247 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/1af20714fedad238362571620be0bd690ded05b6Patch
- https://git.kernel.org/stable/c/24f9dfdaece9bd75bb8dbfdba83eddeefdf7dc47Patch
- https://git.kernel.org/stable/c/5291451851feeb66fd4bf0826710f482f3b1ab38Patch
- https://git.kernel.org/stable/c/6d0726725c7c560495f5ff364862a2cefea542e3Patch
- https://git.kernel.org/stable/c/8bb1716507ebf12d50bbf181764481de3b6bc7fdPatch
- https://git.kernel.org/stable/c/c92ec22a991778a096342cf1a917ae36c5c86a90Patch
- https://git.kernel.org/stable/c/f1d4f19a796551edc6679a681ea1756b8c578c08Patch
FAQ
What is CVE-2022-49508?
CVE-2022-49508 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: HID: elan: Fix potential double free in elan_input_configured 'input' is a managed resource allocated with devm_input_allocate_dev...
How severe is CVE-2022-49508?
CVE-2022-49508 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-49508?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.