{ "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-27673", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. Guest OS users can cause a denial of service (host OS hang) via a high rate of events to dom0, aka CID-e99502f76271." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "url": "https://xenbits.xen.org/xsa/advisory-332.html", "refsource": "MISC", "name": "https://xenbits.xen.org/xsa/advisory-332.html" }, { "url": "https://github.com/torvalds/linux/commit/e99502f76271d6bc4e374fe368c50c67a1fd3070", "refsource": "MISC", "name": "https://github.com/torvalds/linux/commit/e99502f76271d6bc4e374fe368c50c67a1fd3070" }, { "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e99502f76271d6bc4e374fe368c50c67a1fd3070", "refsource": "MISC", "name": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e99502f76271d6bc4e374fe368c50c67a1fd3070" }, { "refsource": "SUSE", "name": "openSUSE-SU-2020:1783", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00075.html" }, { "refsource": "SUSE", "name": "openSUSE-SU-2020:1844", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00025.html" }, { "refsource": "GENTOO", "name": "GLSA-202011-06", "url": "https://security.gentoo.org/glsa/202011-06" }, { "refsource": "MLIST", "name": "[debian-lts-announce] 20201210 [SECURITY] [DLA 2483-1] linux-4.19 security update", "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html" }, { "refsource": "MLIST", "name": "[debian-lts-announce] 20201218 [SECURITY] [DLA 2494-1] linux security update", "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html" }, { "refsource": "MLIST", "name": "[oss-security] 20210119 Xen Security Advisory 332 v4 (CVE-2020-27673) - Rogue guests can cause DoS of Dom0 via high frequency events", "url": "http://www.openwall.com/lists/oss-security/2021/01/19/6" } ] } }