CVE-2023-45871
HIGHCVSS 7.5/10EPSS 0.54%
Last modified
CVE-2023-45871 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3. A buffer size may not be adequate for frames larger than the MTU.. EPSS estimates a 0.54% chance of exploitation in the next 30 days.
Description
An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3. A buffer size may not be adequate for frames larger than the MTU.
Metrics
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.4, < 4.14.326 |
| Linux | Linux Kernel | >= 4.15, < 4.19.295 |
| Linux | Linux Kernel | >= 4.20, < 5.4.257 |
| Linux | Linux Kernel | >= 5.5, < 5.10.195 |
| Linux | Linux Kernel | >= 5.11, < 5.15.132 |
| Linux | Linux Kernel | >= 5.16, < 6.1.53 |
| Linux | Linux Kernel | >= 6.2, < 6.4.16 |
| Linux | Linux Kernel | >= 6.5, < 6.5.3 |
| Debian | Debian Linux | 10.0 |
References
- https://lists.debian.org/debian-lts-announce/2024/01/msg00004.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20231110-0001/Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/01/msg00004.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20231110-0001/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2023-45871?
An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3. A buffer size may not be adequate for frames larger than the MTU.
How severe is CVE-2023-45871?
CVE-2023-45871 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.
How do I fix CVE-2023-45871?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
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Are you affected by CVE-2023-45871?
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Scan your code nowSource: NVD / NIST