firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle
In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add() If this function returns an error, kobject_put() must be called to properly clean up the memory associated with the object. Fix this issue by calling kobject_put().
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add() If this function returns an error, kobject_put() must be called to properly clean up the memory associated with the object. Fix this issue by calling kobject_put().
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/3ba359ebe914ac3f8c6c832b28007c14c39d3766
- https://git.kernel.org/stable/c/660ba678f9998aca6db74f2dd912fa5124f0fa31
- https://git.kernel.org/stable/c/985706bd3bbeffc8737bc05965ca8d24837bc7db
- https://git.kernel.org/stable/c/a724634b2a49f6ff0177a9e19a5a92fc1545e1b7
- https://git.kernel.org/stable/c/a9bfb37d6ba7c376b0d53337a4c5f5ff324bd725
- https://git.kernel.org/stable/c/c66cc3c62870a27ea8f060a7e4c1ad8d26dd3f0d
- https://git.kernel.org/stable/c/ec752973aa721ee281d5441e497364637c626c7b
- https://git.kernel.org/stable/c/ed38d04342dfbe9e5aca745c8b5eb4188a74f0ef
- https://git.kernel.org/stable/c/fdffa4ad8f6bf1ece877edfb807f2b2c729d8578
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49370.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-49370