CVE-2026-80892 erofs: cap LZMA stream pool size

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...

PT-2026-86183

In the Linux kernel, the following vulnerability has been resolved: erofs: cap LZMA stream pool size fs/erofs/decompressor lzma.c sizes the module-global MicroLZMA stream pool from num possible cpus when the lzma streams module parameter is unset, then z erofs load lzma config preallocates one...

The vulnerability of the z_erofs_lzma_head() function in the Linux operating system allows a hacker to compromise the accessibility of protected information.

The vulnerability of the zerofslzmahead function in the Linux operating system is related to state management errors. Exploiting this vulnerability could allow an attacker to compromise the accessibility of protected information...

PT-2025-26119 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, related to the erofs filesystem. The issue occurs when the user mounts the erofs filesystem for the second time, which may cause...