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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
7.5/10

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.54%

41.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel>= 3.4, < 4.14.326
LinuxLinux Kernel>= 4.15, < 4.19.295
LinuxLinux Kernel>= 4.20, < 5.4.257
LinuxLinux Kernel>= 5.5, < 5.10.195
LinuxLinux Kernel>= 5.11, < 5.15.132
LinuxLinux Kernel>= 5.16, < 6.1.53
LinuxLinux Kernel>= 6.2, < 6.4.16
LinuxLinux Kernel>= 6.5, < 6.5.3
DebianDebian Linux10.0

References

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.

Are you affected by CVE-2023-45871?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST