Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004030)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004030 advisory. A flaw was found in the Linux kernels implementation of the invert video code on VGA consoles when a local attacker attempts to resize the console, calling an ioctl...

kernel: race condition in VT_RESIZEX ioctl when vc_cons[i].d is already NULL leading to NULL pointer dereference

A NULL pointer dereference flaw was found in the Linux kernel’s Virtual Terminal subsystem was found in how a user calls the VTRESIZEX ioctl. This flaw allows a local user to crash the system...

kernel: race condition in VT_RESIZEX ioctl when vc_cons[i].d is already NULL leading to NULL pointer dereference

A NULL pointer dereference flaw was found in the Linux kernel’s Virtual Terminal subsystem was found in how a user calls the VTRESIZEX ioctl. This flaw allows a local user to crash the system...

kernel: kernel: buffer over write in vgacon_scroll

A flaw was found in the Linux kernel’s implementation of the invert video code on VGA consoles when a local attacker attempts to resize the console, calling an ioctl VTRESIZE, which causes an out-of-bounds write to occur. This flaw allows a local user with access to the VGA console to crash the...