CVE-2026-99126

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Prevent XID null dereference The mpcvalidatexid function sets grp-savedxid2-xid2flag2 to 0x40 to signal XID validation error. If peer XID is NULL or r/w channel pairing mismatch happens, grp-savedxid2 is never...

CVE-2026-99126

The Linux kernel contains a vulnerability in the s390/ctcm component where the mpc_validate_xid() function causes a NULL dereference . This occurs because the function attempts to set the xid2_flag2 flag on grp->saved_xid2; however, if a peer XID is NULL or a read/write channel pairing mismatc...

CVE-2026-99126 s390/ctcm: Prevent XID null dereference

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Prevent XID null dereference The mpcvalidatexid function sets grp-savedxid2-xid2flag2 to 0x40 to signal XID validation error. If peer XID is NULL or r/w channel pairing mismatch happens, grp-savedxid2 is never...

EUVD-2026-111878

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Prevent XID null dereference The mpcvalidatexid function sets grp-savedxid2-xid2flag2 to 0x40 to signal XID validation error. If peer XID is NULL or r/w channel pairing mismatch happens, grp-savedxid2 is never...