Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.3, < 4.4.272 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051Patch
- https://git.kernel.org/stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886Patch
- https://git.kernel.org/stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bbPatch
- https://git.kernel.org/stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141Patch
- https://git.kernel.org/stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597fPatch
- https://git.kernel.org/stable/c/cc302e30a504e6b60a9ac8df7988646f46cd0294Patch
- https://git.kernel.org/stable/c/dde8686985ec24d6b00487080a906609bd613ea1Patch
- https://git.kernel.org/stable/c/e8b37f5009ea7095529790f022859711e6939c76Patch
- https://git.kernel.org/stable/c/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051Patch
- https://git.kernel.org/stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886Patch
- https://git.kernel.org/stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bbPatch
- https://git.kernel.org/stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141Patch
- https://git.kernel.org/stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597fPatch
- https://git.kernel.org/stable/c/cc302e30a504e6b60a9ac8df7988646f46cd0294Patch
- https://git.kernel.org/stable/c/dde8686985ec24d6b00487080a906609bd613ea1Patch
FAQ
What is CVE-2021-47121?
CVE-2021-47121 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 ...
How severe is CVE-2021-47121?
CVE-2021-47121 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-2021-47121?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.