https://db.gcve.eu Contains only the most 10 recent sightings. http://www.rssboard.org/rss-specification python-feedgen en Sun, 03 May 2026 00:42:41 +0000 https://db.gcve.eu/sighting/4e9fbb8b-d533-4598-b648-6478bd344b87/export {"uuid": "4e9fbb8b-d533-4598-b648-6478bd344b87", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-28039", "type": "seen", "source": "https://t.me/cibsecurity/24544", "content": "\u203c CVE-2021-28039 \u203c\n\nAn issue was discovered in the Linux kernel 5.9.x through 5.11.3, as used with Xen. In some less-common configurations, an x86 PV guest OS user can crash a Dom0 or driver domain via a large amount of I/O activity. The issue relates to misuse of guest physical addresses when a configuration has CONFIG_XEN_UNPOPULATED_ALLOC but not CONFIG_XEN_BALLOON_MEMORY_HOTPLUG.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-03-05T20:47:59.000000Z"} {"uuid": "4e9fbb8b-d533-4598-b648-6478bd344b87", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-28039", "type": "seen", "source": "https://t.me/cibsecurity/24544", "content": "\u203c CVE-2021-28039 \u203c\n\nAn issue was discovered in the Linux kernel 5.9.x through 5.11.3, as used with Xen. In some less-common configurations, an x86 PV guest OS user can crash a Dom0 or driver domain via a large amount of I/O activity. The issue relates to misuse of guest physical addresses when a configuration has CONFIG_XEN_UNPOPULATED_ALLOC but not CONFIG_XEN_BALLOON_MEMORY_HOTPLUG.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-03-05T20:47:59.000000Z"} https://db.gcve.eu/sighting/4e9fbb8b-d533-4598-b648-6478bd344b87/export Fri, 05 Mar 2021 20:47:59 +0000