CVE-2021-47501
Last modified
CVE-2021-47501 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL pointer dereference in i40e_dbg_dump_desc When trying to dump VFs VSI RX/TX descriptors using debugfs there was a crash due to NULL pointer dereference in i40e_dbg_dump_desc. Added a check to i40e_dbg_dump_desc that checks if VSI type is correct for dumping RX/TX descriptors.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
Description
In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL pointer dereference in i40e_dbg_dump_desc When trying to dump VFs VSI RX/TX descriptors using debugfs there was a crash due to NULL pointer dereference in i40e_dbg_dump_desc. Added a check to i40e_dbg_dump_desc that checks if VSI type is correct for dumping RX/TX descriptors.
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 | >= 3.12, < 5.10.85 | — |
| Linux | Linux Kernel | >= 5.11, < 5.15.8 | — |
| Linux | Linux Kernel | 5.16 | Rc1 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2021-47501?
How severe is CVE-2021-47501?
How do I fix CVE-2021-47501?
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.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-47495In the Linux kernel, the following vulnerability has been re…5.5
- CVE-2021-47496In the Linux kernel, the following vulnerability has been re…7.8
- CVE-2021-47497In the Linux kernel, the following vulnerability has been re…7.8
- CVE-2021-47498In the Linux kernel, the following vulnerability has been re…5.5
- CVE-2021-47499In the Linux kernel, the following vulnerability has been re…5.5
- CVE-2021-47500In the Linux kernel, the following vulnerability has been re…7.8
- CVE-2021-47502In the Linux kernel, the following vulnerability has been re…5.5
- CVE-2021-47503In the Linux kernel, the following vulnerability has been re…6.2
- CVE-2021-47504Rejected reason: This CVE ID has been rejected or withdrawn …
- CVE-2021-47505In the Linux kernel, the following vulnerability has been re…7.8
- CVE-2021-47506In the Linux kernel, the following vulnerability has been re…7.8
- CVE-2021-47507In the Linux kernel, the following vulnerability has been re…4.7
Are you affected by CVE-2021-47501?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST