What’s Vulnerable › Vulnerabilities

CVE-2024-42291: ice: Add a per-VF limit on number of FDIR filters

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-08-17 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: ice: Add a per-VF limit on number of FDIR filters While the iavf driver adds a s/w limit (128) on the number of FDIR filters that the VF can request, a malicious VF driver can request more than that and exhaust the resources for other VFs. Add a similar limit in ice.

Affected products

• Linux kernel: from 5.13 before 5.15.172; from 5.16 before 6.1.103; from 6.2 before 6.6.44; from 6.7 before 6.10.3 — fixed in 5.15.172, 6.1.103, 6.10.3, 6.6.44

How to fix

Upgrade to a fixed version: Linux kernel 5.15.172, 6.1.103, 6.10.3, 6.6.44. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/292081c4e7f575a79017d5cbe1a0ec042783976f
• https://git.kernel.org/stable/c/6ebbe97a488179f5dc85f2f1e0c89b486e99ee97
• https://git.kernel.org/stable/c/8e02cd98a6e24389d476e28436d41e620ed8e559
• https://git.kernel.org/stable/c/d62389073a5b937413e2d1bc1da06ccff5103c0c
• https://git.kernel.org/stable/c/e81b674ead8e2172b2a69e7b45e079239ace4dbc
• https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

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