CVE-2026-46082

Summary

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

KVM: SVM: Inject #UD for INVLPGA if EFER.SVME=0

INVLPGA should cause a #UD when EFER.SVME is not set. Add a check to properly inject #UD when EFER.SVME=0.

[sean: tag for stable@]

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxff092385e8285c03d8b148f42f46f98c5f4becd5 < ebb63390142c6458fc37758e0892759989cc159faffected
LinuxLinuxff092385e8285c03d8b148f42f46f98c5f4becd5 < 491139c17f8ad5773303068411f6ac5eed438b51affected
LinuxLinuxff092385e8285c03d8b148f42f46f98c5f4becd5 < 3ac9d4241d205f5d0df06358349ca718ebb0fa12affected
LinuxLinuxff092385e8285c03d8b148f42f46f98c5f4becd5 < 643125b66ffc1147c66616b749475ba9efb15971affected
LinuxLinuxff092385e8285c03d8b148f42f46f98c5f4becd5 < c15392ed9e49c1a16b4d3a3ccf1b3bf2318a6c28affected
LinuxLinuxff092385e8285c03d8b148f42f46f98c5f4becd5 < ee24928ecd85db4b68ed111e91fef36af0ca37b0affected
LinuxLinuxff092385e8285c03d8b148f42f46f98c5f4becd5 < d99df02ff427f461102230f9c5b90a6c64ee8e23affected
LinuxLinux2.6.32affected
LinuxLinux0 < 2.6.32unaffected
LinuxLinux5.15.209 <= 5.15.*unaffected
LinuxLinux6.1.175 <= 6.1.*unaffected
LinuxLinux6.6.140 <= 6.6.*unaffected
LinuxLinux6.12.86 <= 6.12.*unaffected
LinuxLinux6.18.27 <= 6.18.*unaffected
LinuxLinux7.0.4 <= 7.0.*unaffected
LinuxLinux7.1 <= *unaffected

Weaknesses

References