Skip to content
CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-93147

s390/bpf: Replace ly instruction with llgf

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: s390/bpf: Replace ly instruction with llgf cpu_nr is a 32 bit value and BPF_REG_0 is a 64 bit register, when ly loads the cpu_nr into BPF_REG_0 it does not zero the upper bits, but llgf does.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 9012cf2491e3c5d28d098b0d6da804af82977032 to < 88500a86ab79f01c568de6ed00f5b1c5c79f11d5affected
  • 9012cf2491e3c5d28d098b0d6da804af82977032 to < 5f6cc299938b561cb01e343bab7042611fcee12aaffected

Linux Linux

Default version status: affected

  • 7.2affected
  • 0 to < 7.2unaffected
  • 7.2.6 to ≤ 7.2.*unaffected
  • 7.3 to ≤ *unaffected

References