CVE-2026-102700

With its original introduction, GNTTABcacheflush was made available uniformly. XSA-232 CVE-2017-14318 then covered an omitted NULL pointer check, yet the addition of that check failed to adjust the subsequent error path. That error path fails to drop a page reference in case the specified page is...

CVE-2026-102700

With its original introduction, GNTTABcacheflush was made available uniformly. XSA-232 CVE-2017-14318 then covered an omitted NULL pointer check, yet the addition of that check failed to adjust the subsequent error path. That error path fails to drop a page reference in case the specified page is...

CVE-2017-14318

An issue was discovered in Xen 4.5.x through 4.9.x. The function gnttabcacheflush handles GNTTABOPcacheflush grant table operations. It checks to see if the calling domain is the owner of the page that is to be operated on. If it is not, the owner's grant table is checked to see if a grant mappin...