CVE-2021-47122
Last modified
CVE-2021-47122 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 0.23% chance of exploitation in the next 30 days.
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
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | >= 3.3, < 4.4.272 | — |
| Linux | Linux Kernel | >= 4.5, < 4.9.272 | — |
| Linux | Linux Kernel | >= 4.10, < 4.14.236 | — |
| Linux | Linux Kernel | >= 4.15, < 4.19.194 | — |
| Linux | Linux Kernel | >= 4.20, < 5.4.125 | — |
| Linux | Linux Kernel | >= 5.5, < 5.10.43 | — |
| Linux | Linux Kernel | >= 5.11, < 5.12.10 | — |
| Linux | Linux Kernel | 5.13 | Rc1 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Scan your code nowSource: NVD / NIST