Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: irqchip/realtek-rtl: Fix refcount leak in map_interrupts of_find_node_by_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function doesn't call of_node_put() in error path. Call of_node_put() directly after of_property_read_u32() to cover both normal path and error path.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.12, < 5.15.49 |
References
- https://git.kernel.org/stable/c/e85b1b797de0e7a271b906291ce28245822820b8Patch
- https://git.kernel.org/stable/c/eff4780f83d0ae3e5b6c02ff5d999dc4c1c5c8cePatch
- https://git.kernel.org/stable/c/f6d6223df0666fbc054e3a8c6ac14eb0af37c286Patch
FAQ
What is CVE-2022-49714?
CVE-2022-49714 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: irqchip/realtek-rtl: Fix refcount leak in map_interrupts of_find_node_by_phandle() returns a node pointer with refcount incremente...
How severe is CVE-2022-49714?
CVE-2022-49714 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-49714?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.