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CVE-2026-98618

eth: fbnic: Handle maximum standalone channels

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.12.112, 6.18.55, 7.2.9
None on Exploit-DB, Metasploit or GitHub

Summary

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: Handle maximum standalone channels Standalone channels use one NAPI vector for each Tx and Rx queue. fbnic's allocation path excludes FBNIC_MAX_TXQS from that layout. A 64-Tx/64-Rx configuration therefore records 128 vectors but allocates only 64, leaving NULL entries that resource setup dereferences. Include the maximum vector count in standalone allocation.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From bc6107771bb4be3009168cfda24d22131c026fe8 · fixed in 9843e5fabd6ab296df9c025b1d0e5bf79a6b8a08; From bc6107771bb4be3009168cfda24d22131c026fe8 · fixed in 6c903188b67617070017305a325fa326f270a43d; From bc6107771bb4be3009168cfda24d22131c026fe8 · fixed in 16ff1023213cc39c1a7ce737205c2a1a53c3a716; From bc6107771bb4be3009168cfda24d22131c026fe8 · fixed in 1f4c73064a50f53d596c6f1d06d2d700f43c4b32

  • Linux Linux

    6.11

  • KernelLinux

    From 6.11.0 · fixed in 6.12.112; From 6.13.0 · fixed in 6.18.55; From 6.19.0 · fixed in 7.2.9

References 4

git.kernel.org