UBUNTU-CVE-2026-53319

In the Linux kernel, the following vulnerability has been resolved: blk-wbt: remove WARNONONCE from wbtinitenabledefault wbtinitenabledefault uses WARNONONCE to check for failures from wbtalloc and wbtinit. However, both are expected failure paths: - wbtalloc can return NULL under memory pressure...

CVE-2026-53319

Mode C: Normal (details available) CVE-2026-53319 affects the Linux kernel block writeback throttling (blk-wbt) code. The issue arises in wbt_init_enable_default(), which previously used WARN_ON_ONCE to report failures from wbt_alloc() and wbt_init(). These failure paths are expected: wbt_alloc()...