CVE-2026-89778

In the Linux kernel, the following vulnerability has been resolved: isofs: fix out-of-bounds page array access on empty zisofs block zisofsuncompressblock's empty-block fast path returns pcount 17, so a crafted "ZF" Rock Ridge record can set it below PAGESHIFT; the bug is reached by an ordinary...

CVE-2026-89778

CVE-2026-89778 is an out-of-bounds page array access in the Linux kernel's zisofs (compressed ISO9660) filesystem. The root cause is in zisofs_uncompress_block()'s empty-block fast path, which returns pcount <

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not properly handling the empty block group case, which could lead to an assertion failure...

PT-2025-33546

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw was discovered in the Linux kernel related to the BTRFS file system's free space tree. Specifically, an assertion failure could occur when building the free space tree with the...