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CVE-2025-39888 PUBLISHED CVSS 9.300000190734863 CRITICAL

In the Linux kernel, the following vulnerability has been resolved: fuse: Block access to folio overlimit syz reported a slab-out-of-bounds Write in fuse_dev_do_write. When the number of bytes to be retrieved is truncated to the upper limit by fc->max_pages and there is an offset, the oob is triggered. Add a loop termination condition to prevent overruns.

EPSS 0.02% · 4.7th percentile

Risk Scores

CVSS v4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS Score
0.02%
4.7th percentile

Affected Products

VendorProductVersions
linuxlinux_kernel6.16, 6.16, 6.16
LinuxLinux3568a956932621cafadafc8b75fcf6dc06555105, 3568a956932621cafadafc8b75fcf6dc06555105, 6.16

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References

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