5.5

CVE-2021-47121

In the Linux kernel, the following vulnerability has been resolved:

net: caif: fix memory leak in cfusbl_device_notify

In case of caif_enroll_dev() fail, allocated
link_support won't be assigned to the corresponding
structure. So simply free allocated pointer in case
of error.
Data is provided by the National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 3.3 < 4.4.272
Linux ≫ Linux Kernel Version >= 4.5 < 4.9.272
Linux ≫ Linux Kernel Version >= 4.10 < 4.14.236
Linux ≫ Linux Kernel Version >= 4.15 < 4.19.194
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.125
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.43
Linux ≫ Linux Kernel Version >= 5.11 < 5.12.10
Linux ≫ Linux Kernel Version5.13 Updaterc1
Linux ≫ Linux Kernel Version5.13 Updaterc2
Linux ≫ Linux Kernel Version5.13 Updaterc3
Linux ≫ Linux Kernel Version5.13 Updaterc4
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.01% 0.015
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.