OESA-2026-1862 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to detect potential corrupted nid in freenidlist As reported, on-disk footer.ino and footer.nid is the same and out-of-range, let's add sanity check on...

CVE-2023-54187

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential corruption when moving a directory F2FS has the same issue in ext4rename causing crash revealed by xfstests/generic/707. See also commit 0813299c586b "ext4: Fix possible corruption when moving a directory"...

Siemens SIMATIC S7-1500 Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2023-52444)

"In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid dirent corruption As Al reported in link1: f2fsrename ... if olddir != newdir && !whiteout f2fssetlinkoldinode, olddirentry, olddirpage, newdir %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if...

CVE-2025-38219

CVE-2025-38219 affects the Linux kernel F2FS code path. The issue is a downgrade-related negative i_nlink scenario that could trigger a kernel warning; the vulnerability was resolved in the cited upstream code path (f2fs_i_links_write -> f2fs_drop_nlink -> f2fs_unlink), as shown in the conn...