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CVE-2025-39969

i40e: fix validation of VF state in get resources

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.4.300, 5.10.245, 5.15.194, 6.1.155, 6.6.109, and 2 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

In the Linux kernel, the following vulnerability has been resolved: i40e: fix validation of VF state in get resources VF state I40E_VF_STATE_ACTIVE is not the only state in which VF is actually active so it should not be used to determine if a VF is allowed to obtain resources. Use I40E_VF_STATE_RESOURCES_LOADED that is set only in i40e_vc_get_vf_resources_msg() and cleared during reset.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Linux Linux

    From 171527da84149c2c7aa6a60a64b09d24f3546298 · fixed in 185745d56ec958bf8aa773828213237dfcc32f5a; From eb87117c27e729b0aeef4d72ed40d6a1761b0f68 · fixed in f47876788a23de296c42ef9d505b5c1630f0b4b8; From 2132643b956f553f5abddc9bae20dae267b082e0 · fixed in 8e35c80f8570426fe0f0cc92b151ebd835975f22; From 61125b8be85dfbc7e9c7fe1cc6c6d631ab603516 · fixed in 6c3981fd59ef11a75005ac9978f034da5a168b6a; From 61125b8be85dfbc7e9c7fe1cc6c6d631ab603516 · fixed in e748f1ee493f88e38b77363a60499f979d42c58a; From 61125b8be85dfbc7e9c7fe1cc6c6d631ab603516 · fixed in 6128bbc7adc25c87c2f64b5eb66a280b78ef7ab7; From 61125b8be85dfbc7e9c7fe1cc6c6d631ab603516 · fixed in a991dc56d3e9a2c3db87d0c3f03c24f6595400f1; From 61125b8be85dfbc7e9c7fe1cc6c6d631ab603516 · fixed in 877b7e6ffc23766448236e8732254534c518ba42; From 5.4.165 · fixed in 5.4.300; From 5.10.85 · fixed in 5.10.245; From 5.15.8 · fixed in 5.15.194

  • Linux Linux

    5.16

  • KernelLinux

    fixed in 5.4.300; From 5.5.0 · fixed in 5.10.245; From 5.11.0 · fixed in 5.15.194; From 5.16.0 · fixed in 6.1.155; fixed in 6.6.109; From 6.2.0 · fixed in 6.12.50; From 6.7.0 · fixed in 6.16.10

References 8

git.kernel.org