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Status published
Medium
CVE-2021-47122
net: caif: fix memory leak in caif_device_notify
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: caif: fix memory leak in caif_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
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/b042e2b2039565eb8f0eb51c14fbe1ef463c8cd8
- https://git.kernel.org/stable/c/9348c1f10932f13b299cbc8b1bd5f780751fae49
- https://git.kernel.org/stable/c/4bca2034b41c15b62d47a19158bb76235fd4455d
- https://git.kernel.org/stable/c/3be863c11cab725add9fef4237ed4e232c3fc3bb
- https://git.kernel.org/stable/c/f52f4fd67264c70cd0b4ba326962ebe12d9cba94
- https://git.kernel.org/stable/c/af2806345a37313f01b1c9f15e046745b8ee2daa
- https://git.kernel.org/stable/c/6a0e317f61094d377335547e015dd2ff12caf893
- https://git.kernel.org/stable/c/b53558a950a89824938e9811eddfc8efcd94e1bb
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
7c18d2205ea76eef9674e59e1ecae4f332a53e9e, 3.3, 0, 4.4.272, 4.9.272, 4.14.236, 4.19.194, 5.4.125, 5.10.43, 5.12.10, 5.13
Timeline
Official Publish:
March 15th, 2024
Last Modified:
May 11th, 2026
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.