Vulnerability in Linux

CVE-2024-40937

In the Linux kernel, the following vulnerability has been resolved: gve: Clear napi->skb before dev_kfree_skb_any() gve_rx_free_skb incorrectly leaves napi->skb referencing an skb after it is freed with dev_kfree_skb_any(). This can result in a subsequent call to napi_get_frags returning a dangling pointer. Fix this by clearing napi->skb before the skb is freed.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-40937: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

  • Linux — versions 9b8dd5e5ea48bbb7532d20c4093a79d8283e4029, 5.14, 0
  • Linux Kernel — versions 6.10

References

Frequently asked questions

What is CVE-2024-40937?
CVE-2024-40937 is a critical-severity vulnerability in Linux. CVSS score: 9.8/10. Published 2024-07-12.
How severe is CVE-2024-40937?
Critical severity. CVSS v3 base score is 9.8 out of 10.