RLSA-2026:21557 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: j1939: j1939sessionnew: fix skb reference counting CVE-2024-56645 kernel: ima: don't clear IMADIGSIG flag when setting or removing non-IMA xattr CVE-2025-68183 kernel: mm: thp: deny...

SUSE-SU-2026:0496-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc1255594. - CVE-2023-54142: gtp: Fix use-after-free in gtpencapdestroy bsc1256095. -...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc1255594. CVE-2023-54142: gtp: Fix use-after-free in gtpencapdestroy bsc1256095...

CVE-2025-68183 ima: don't clear IMA_DIGSIG flag when setting or removing non-IMA xattr

In the Linux kernel, the following vulnerability has been resolved: ima: don't clear IMADIGSIG flag when setting or removing non-IMA xattr Currently when both IMA and EVM are in fix mode, the IMA signature will be reset to IMA hash if a program first stores IMA signature in security.ima and then...

CVE-2025-68183

CVE-2025-68183 relates to the Linux kernel IMA logic. The issue occurs when both IMA and EVM are in fix mode: the IMA_DIGSIG flag can be cleared when a file’s security attributes are updated (e.g., setting/removing security.xattrs such as security.selinux or security.evm). This can cause a valida...