erofs: fix unsigned underflow in z_erofs_lz4_handle_overlap()

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CVE-2026-45999

In the Linux kernel, the following vulnerability has been resolved: erofs: fix unsigned underflow in zerofslz4handleoverlap Some crafted images can have illegal !partialdecoding && mllen out access reads past the decompressedpages array. However, such crafted cases can correctly result in a...

CVE-2026-45999

erofs: fix unsigned underflow in zerofslz4handleoverlap...