CVE-2026-100074 PUBLISHED

bpf: Mark bpf_refcount field as unique

Assigner: Linux
Reserved: 25.09.2026 Published: 25.09.2026 Updated: 25.09.2026

In the Linux kernel, the following vulnerability has been resolved:

bpf: Mark bpf_refcount field as unique

BPF_REFCOUNT is not marked as a unique field, while it should be. Fix this oversight.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from d54730b50bae1f3119bd686d551d66f0fcc387ca to e42cede6f90177f4f92f80d3de18f628e61d2087 (excl.)
  • affected from d54730b50bae1f3119bd686d551d66f0fcc387ca to 641f814965d733936ca3618d4d5a12a8fa9be00e (excl.)
  • affected from d54730b50bae1f3119bd686d551d66f0fcc387ca to 61e655391cb19c31f94ecd4354f624c81ce4cf75 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 6.4 is affected
  • unaffected from 0 to 6.4 (excl.)
  • unaffected from 6.18.52 to 6.18.* (incl.)
  • unaffected from 7.2.6 to 7.2.* (incl.)
  • unaffected from 7.3-rc1 to * (incl.)

References