CVE-2026-46277

Published: June 11, 2026Last modified: June 11, 2026

Description

In the Linux kernel, the following vulnerability has been resolved: mm/zone_device: do not touch device folio after calling ->folio_free() The contents of a device folio can immediately change after calling ->folio_free(), as the folio may be reallocated by a driver with a different order. Instead of touching the folio again to extract the pgmap, use the local stack variable when calling percpu_ref_put_many().

Status

ProductReleasePackageStatus
Alpaquita Linux23 LTSlinux-ltsNot affected (6.1.33-r0)
25 LTSlinux-ltsNot affected (6.6.89-r0)
Streamlinux-ltsNot affected (6.1.33-r0)

References

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