Vulnerability in Linux
CVE-2022-48753
In the Linux kernel, the following vulnerability has been resolved: block: fix memory leak in disk_register_independent_access_ranges 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 adding kobject_put(). Callback function blk_ia_ranges_sysfs_release() in kobject_put() can handle the pointer "iars" properly.
EPSS: 0.002 (7.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions a2247f19ee1c5ad75ef095cdfb909a3244b88aa8, 5.16, 0
- Linux Linux_kernel — versions 5.17
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2022-48753?
- CVE-2022-48753 is a medium-severity vulnerability in Linux, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2024-06-20.
- How severe is CVE-2022-48753?
- Medium severity. CVSS v3 base score is 5.5 out of 10.