CVE-2026-80892

CVE-2026-80892 affects the Linux kernel's EROFS filesystem driver (fs/erofs/decompressor_lzma.c). When the lzma_streams module parameter is unset, the global MicroLZMA stream pool is sized from num_possible_cpus() , and each stream preallocates an image-supplied dictionary of up to 8 MiB . On hig...

CVE-2026-80892

In the Linux kernel, the following vulnerability has been resolved: erofs: cap LZMA stream pool size fs/erofs/decompressorlzma.c sizes the module-global MicroLZMA stream pool from numpossiblecpus when the lzmastreams module parameter is unset, then zerofsloadlzmaconfig preallocates one...