In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Increase array size of dummyboolean [WHY] dml2coresharedmodesupport and dmlcoremodesupport access the third element of dummyboolean, i.e. hwdebug5 = &s->dummyboolean[2], when dummyboolean has size of 2. Any assignment to hwdebug5 causes an OVERRUN. [HOW] Increase dummyboolean's array size to 3. This fixes 2 OVERRUN issues reported by Coverity.