{"id":"CVE-2025-58142","aliases":["ALPINE-CVE-2025-58142","DEBIAN-CVE-2025-58142","DSA-6068-1","EUVD-2025-28912","GHSA-mfp8-jpmh-x36j","MGASA-2025-0270","SUSE-SU-2025:03172-1","SUSE-SU-2025:3797-1","SUSE-SU-2025:3798-1","SUSE-SU-2025:3843-1","SUSE-SU-2026:0012-1","SUSE-SU-2026:0303-1","UBUNTU-CVE-2025-58142"],"status":"published","title":"Mutiple vulnerabilities in the Viridian interface","description":"[This CNA information record relates to multiple CVEs; the\ntext explains which aspects/vulnerabilities correspond to which CVE.]\n\nThere are multiple issues related to the handling and accessing of guest\nmemory pages in the viridian code:\n\n 1. A NULL pointer dereference in the updating of the reference TSC area.\n    This is CVE-2025-27466.\n\n 2. A NULL pointer dereference by assuming the SIM page is mapped when\n    a synthetic timer message has to be delivered.  This is\n    CVE-2025-58142.\n\n 3. A race in the mapping of the reference TSC page, where a guest can\n    get Xen to free a page while still present in the guest physical to\n    machine (p2m) page tables.  This is CVE-2025-58143.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00488,"percentile":0.42315,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-395"],"published":"2025-09-11T12:54:02Z","modified":"2026-10-23T17:47:50Z","fixes":[{"ecosystem":"Alpine:v3.19","package":"xen","fixed_in":["4.18.5-r2"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"xen","fixed_in":["4.18.5-r2"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"xen","fixed_in":["4.19.3-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"xen","fixed_in":["4.20.1-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"xen","fixed_in":["4.20.1-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"xen","fixed_in":["4.20.1-r1"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"xen","fixed_in":["4.17.5+72-g01140da4e8-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"xen","fixed_in":["4.20.2+7-g1badcf5035-0+deb13u1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"xen","fixed_in":["4.20.2+7-g1badcf5035-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.19","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.13.0"},{"fixed":"4.18.5-r2"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.13.0"},{"fixed":"4.18.5-r2"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.13.0"},{"fixed":"4.19.3-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.13.0"},{"fixed":"4.20.1-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.13.0"},{"fixed":"4.20.1-r1"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.13.0"},{"fixed":"4.20.1-r1"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5+72-g01140da4e8-1"}]}],"versions":["4.17.1+2-gb773c48e36-1","4.17.2+55-g0b56bed864-1","4.17.2+76-ge1f9cb16e2-1","4.17.2+76-ge1f9cb16e2-1~deb12u1","4.17.2-1","4.17.3+10-g091466ba55-1","4.17.3+10-g091466ba55-1.1","4.17.3+10-g091466ba55-1.1~exp1","4.17.3+10-g091466ba55-1.1~exp2","4.17.3+10-g091466ba55-1~deb12u1","4.17.3+36-g54dacb5c02-1","4.17.5+23-ga4e5191dc0-1","4.17.5+23-ga4e5191dc0-1+deb12u1"]},{"source":"osv","ecosystem":"Debian:13","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.20.2+7-g1badcf5035-0+deb13u1"}]}],"versions":["4.20.0+68-g35cb38b222-1"]},{"source":"osv","ecosystem":"Debian:14","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.20.2+7-g1badcf5035-1"}]}],"versions":["4.20.0+68-g35cb38b222-1"]},{"source":"osv","ecosystem":"Debian:12","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5+72-g01140da4e8-1"}]}],"versions":["4.17.1+2-gb773c48e36-1","4.17.2+55-g0b56bed864-1","4.17.2+76-ge1f9cb16e2-1","4.17.2+76-ge1f9cb16e2-1~deb12u1","4.17.2-1","4.17.3+10-g091466ba55-1","4.17.3+10-g091466ba55-1.1","4.17.3+10-g091466ba55-1.1~exp1","4.17.3+10-g091466ba55-1.1~exp2","4.17.3+10-g091466ba55-1~deb12u1","4.17.3+36-g54dacb5c02-1","4.17.5+23-ga4e5191dc0-1","4.17.5+23-ga4e5191dc0-1+deb12u1"],"bundled":12},{"source":"osv","ecosystem":"Debian:13","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.20.2+7-g1badcf5035-0+deb13u1"}]}],"versions":["4.20.0+68-g35cb38b222-1"],"bundled":12},{"source":"osv","ecosystem":"Mageia:9","package":"xen","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.5-1.git20251028.1.mga9"}]}],"bundled":26},{"source":"osv","ecosystem":"SUSE:Linux 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vulnerabilities in the Viridian interface","description":"[This CNA information record relates to multiple CVEs; the\ntext explains which aspects/vulnerabilities correspond to which CVE.]\n\nThere are multiple issues related to the handling and accessing of guest\nmemory pages in the viridian code:\n\n 1. A NULL pointer dereference in the updating of the reference TSC area.\n    This is CVE-2025-27466.\n\n 2. A NULL pointer dereference by assuming the SIM page is mapped when\n    a synthetic timer message has to be delivered.  This is\n    CVE-2025-58142.\n\n 3. A race in the mapping of the reference TSC page, where a guest can\n    get Xen to free a page while still present in the guest physical to\n    machine (p2m) page tables.  This is CVE-2025-58143.","status":"published","published":"2025-09-11T14:05:29.649Z","modified":"2025-11-04T21:13:23.61Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-395"],"updated_at":"2026-11-02T14:32:37.027582Z"}],"euvd":[{"id":"EUVD-2025-28912","description":"[This CNA information record relates to multiple CVEs; the\ntext explains which aspects/vulnerabilities correspond to which CVE.]\n\nThere are multiple issues related to the handling and accessing of guest\nmemory pages in the viridian code:\n\n 1. A NULL pointer dereference in the updating of the reference TSC area.\n    This is CVE-2025-27466.\n\n 2. A NULL pointer dereference by assuming the SIM page is mapped when\n    a synthetic timer message has to be delivered.  This is\n    CVE-2025-58142.\n\n 3. A race in the mapping of the reference TSC page, where a guest can\n    get Xen to free a page while still present in the guest physical to\n    machine (p2m) page tables.  This is CVE-2025-58143.","status":"published","published":"2025-09-11T14:05:29Z","modified":"2025-11-04T21:13:23Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:49:21.143143Z"}],"ghsa":[{"id":"GHSA-mfp8-jpmh-x36j","title":"[This CNA information record relates to multiple CVEs; the\ntext explains which aspects...","description":"[This CNA information record relates to multiple CVEs; the\ntext explains which aspects/vulnerabilities correspond to which CVE.]\n\nThere are multiple issues related to the handling and accessing of guest\nmemory pages in the viridian code:\n\n 1. A NULL pointer dereference in the updating of the reference TSC area.\n    This is CVE-2025-27466.\n\n 2. A NULL pointer dereference by assuming the SIM page is mapped when\n    a synthetic timer message has to be delivered.  This is\n    CVE-2025-58142.\n\n 3. A race in the mapping of the reference TSC page, where a guest can\n    get Xen to free a page while still present in the guest physical to\n    machine (p2m) page tables.  This is CVE-2025-58143.","status":"published","published":"2025-09-11T15:31:17Z","modified":"2025-11-05T00:32:30Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-395"],"updated_at":"2026-11-02T15:04:39.50413Z"}],"nvd":[{"id":"CVE-2025-58142","description":"[This CNA information record relates to multiple CVEs; the\ntext explains which aspects/vulnerabilities correspond to which CVE.]\n\nThere are multiple issues related to the handling and accessing of guest\nmemory pages in the viridian code:\n\n 1. A NULL pointer dereference in the updating of the reference TSC area.\n    This is CVE-2025-27466.\n\n 2. A NULL pointer dereference by assuming the SIM page is mapped when\n    a synthetic timer message has to be delivered.  This is\n    CVE-2025-58142.\n\n 3. A race in the mapping of the reference TSC page, where a guest can\n    get Xen to free a page while still present in the guest physical to\n    machine (p2m) page tables.  This is CVE-2025-58143.","status":"published","published":"2025-09-11T14:15:42.34Z","modified":"2026-10-19T17:10:00.173Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-395"],"updated_at":"2026-11-02T14:11:28.834562Z"}],"osv":[{"id":"ALPINE-CVE-2025-58142","description":"[This CNA information record relates to multiple CVEs; the\ntext explains which aspects/vulnerabilities correspond to which CVE.]\n\nThere are multiple issues related to the handling and accessing of guest\nmemory pages in the viridian code:\n\n 1. A NULL pointer dereference in the updating of the reference TSC area.\n    This is CVE-2025-27466.\n\n 2. A NULL pointer dereference by assuming the SIM page is mapped when\n    a synthetic timer message has to be delivered.  This is\n    CVE-2025-58142.\n\n 3. A race in the mapping of the reference TSC page, where a guest can\n    get Xen to free a page while still present in the guest physical to\n    machine (p2m) page tables.  This is CVE-2025-58143.","status":"published","published":"2025-09-11T14:15:42.34Z","modified":"2026-08-27T22:18:02.993395683Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:27:50.269992Z"},{"id":"CVE-2025-58142","description":"[This CNA information record relates to multiple CVEs; the\ntext explains which aspects/vulnerabilities correspond to which CVE.]\n\nThere are multiple issues related to the handling and accessing of guest\nmemory pages in the viridian code:\n\n 1. A NULL pointer dereference in the updating of the reference TSC area.\n    This is CVE-2025-27466.\n\n 2. A NULL pointer dereference by assuming the SIM page is mapped when\n    a synthetic timer message has to be delivered.  This is\n    CVE-2025-58142.\n\n 3. A race in the mapping of the reference TSC page, where a guest can\n    get Xen to free a page while still present in the guest physical to\n    machine (p2m) page tables.  This is CVE-2025-58143.","status":"published","published":"2025-09-11T14:15:42.34Z","modified":"2026-04-16T04:35:56.273791354Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:51.190588Z"},{"id":"DEBIAN-CVE-2025-58142","description":"[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.]  There are multiple issues related to the handling and accessing of guest memory pages in the viridian code:   1. A NULL pointer dereference in the updating of the reference TSC area.     This is CVE-2025-27466.   2. A NULL pointer dereference by assuming the SIM page is mapped when     a synthetic timer message has to be delivered.  This is     CVE-2025-58142.   3. A race in the mapping of the reference TSC page, where a guest can     get Xen to free a page while still present in the guest physical to     machine (p2m) page tables.  This is CVE-2025-58143.","status":"published","published":"2025-09-11T14:15:42.34Z","modified":"2026-10-23T17:47:50.8540125Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:47.697959Z"},{"id":"UBUNTU-CVE-2025-58142","description":"[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] There are multiple issues related to the handling and accessing of guest memory pages in the viridian code:  1. A NULL pointer dereference in the updating of the reference TSC area.     This is CVE-2025-27466.  2. A NULL pointer dereference by assuming the SIM page is mapped when     a synthetic timer message has to be delivered.  This is     CVE-2025-58142.  3. A race in the mapping of the reference TSC page, where a guest can     get Xen to free a page while still present in the guest physical to     machine (p2m) page tables.  This is CVE-2025-58143.","status":"published","published":"2025-09-11T14:15:00Z","modified":"2026-10-17T12:57:09.347368546Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T16:55:50.817402Z"},{"id":"DSA-6068-1","title":"xen - security update","status":"published","published":"2025-12-02T00:00:00Z","modified":"2025-12-02T23:47:43.25474Z","updated_at":"2026-11-02T15:46:18.296714Z"},{"id":"MGASA-2025-0270","title":"Updated xen packages fix security vulnerabilities","description":"Double unlock in x86 guest IRQ handling. (CVE-2024-31143)\nXapi: Metadata injection attack against backup/restore functionality.\n(CVE-2024-31144)\nError handling in x86 IOMMU identity mapping. (CVE-2024-31145)\nPCI device pass-through with shared resources. (CVE-2024-31146)\nx86: Deadlock in vlapic_error(). (CVE-2024-45817)\nDeadlock in x86 HVM standard VGA handling. (CVE-2024-45818)\nlibxl leaks data to PVH guests via ACPI tables. (CVE-2024-45819)\nBackend can crash Linux netfront. (CVE-2024-53240)\nXen hypercall page unsafe against speculative attacks. (CVE-2024-53241)\nDeadlock potential with VT-d and legacy PCI device pass-through.\n(CVE-2025-1713)\nx86: Indirect Target Selection. (CVE-2024-28956)\nx86: Incorrect stubs exception handling for flags recovery.\n(CVE-2025-27465)\nTSA-SQ (TSA in the Store Queues). (CVE-2024-36350)\nTSA-L1 (TSA in the L1 data cache). (CVE-2024-36357)\nA NULL pointer dereference in the updating of the reference TSC area.\n(CVE-2025-27466)\nA NULL pointer dereference by assuming the SIM page is mapped when a\nsynthetic timer message has to be delivered. (CVE-2025-58142)\nA race in the mapping of the reference TSC page, where a guest can get\nXen to free a page while still present in the guest physical to machine\n(p2m) page tables. (CVE-2025-58143)\nAn assertion is wrong there, where the case actually needs handling.  A\nNULL pointer de-reference could result on a release build.\n(CVE-2025-58144)\nThe P2M lock isn't held until a page reference was actually obtained (or\nthe attempt to do so has failed).  Otherwise the page can not only\nchange type, but even ownership in between, thus allowing domain\nboundaries to be violated. (CVE-2025-58145)\nXAPI UTF-8 string handling. (CVE-2025-58146)\nHypercalls using the HV_VP_SET Sparse format can cause vpmask_set() to\nwrite out of bounds when converting the bitmap to Xen's format.\n(CVE-2025-58147)\nHypercalls using any input format can cause send_ipi() to read d-\u003evcpu[]\nout-of-bounds, and operate on a wild vCPU pointer.(CVE-2025-58148)\nIncorrect removal of permissions on PCI device unplug. (CVE-2025-58149)\n","status":"published","published":"2025-11-09T07:52:10Z","modified":"2026-04-16T04:42:58.080548709Z","updated_at":"2026-11-02T15:49:43.178336Z"},{"id":"SUSE-SU-2025:03172-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\nSecurity issues fixed:    \n    \n- CVE-2025-27466: NULL pointer dereference in the Viridian interface when updating the reference TSC area (bsc#1248807).\n- CVE-2025-58142: NULL pointer dereference in the Viridian interface due to assumption that the SIM page is mapped when\n  a synthetic timer message has to be delivered (bsc#1248807).\n- CVE-2025-58143: information leak and reference counter underflow in the Viridian interface due to race in the mapping\n  of the reference TSC page (bsc#1248807).\n\nOther issues fixed:\n    \n- efi: Call FreePages() only if needed (bsc#1027519).\n- x86/hpet: do local APIC EOI after interrupt processing (bsc#1027519).\n- x86/hvm/ioreq: Fix condition in hvm_alloc_legacy_ioreq_gfn() (bsc#1027519).\n- x86/idle: Fix the C6 eoi_errata[] list to include NEHALEM_EX (bsc#1027519).\n- x86/iommu: setup MMCFG ahead of IOMMU (bsc#1027519).\n- x86/mce: Adjustments to intel_init_ppin() (bsc#1027519).\n- x86/mkelf32: pad load segment to 2Mb boundary (bsc#1027519).\n","status":"published","published":"2025-09-11T12:54:02Z","modified":"2026-03-23T04:49:55.17659Z","updated_at":"2026-11-02T15:53:57.111474Z"},{"id":"SUSE-SU-2025:3797-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\n  - CVE-2025-58147, CVE-2025-58148: Fixed incorrect input sanitisation in Viridian hypercalls (bsc#1251271, XSA-475)\n  - CVE-2025-27466, CVE-2025-58142, CVE-2025-58143: Fixed mutiple vulnerabilities in the Viridian interface (bsc#1248807, XSA-472)\n","status":"published","published":"2025-10-27T07:58:09Z","modified":"2026-02-04T04:07:20.715838Z","updated_at":"2026-11-02T15:54:00.344164Z"},{"id":"SUSE-SU-2025:3798-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\n  - CVE-2025-58147, CVE-2025-58148: Fixed incorrect input sanitisation in Viridian hypercalls (bsc#1251271, XSA-475)\n  - CVE-2025-27466, CVE-2025-58142, CVE-2025-58143: Fixed mutiple vulnerabilities in the Viridian interface (bsc#1248807, XSA-472)\n","status":"published","published":"2025-10-27T07:58:15Z","modified":"2026-02-04T03:10:12.230248Z","updated_at":"2026-11-02T15:54:00.344164Z"},{"id":"SUSE-SU-2025:3843-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\n  - CVE-2025-58147, CVE-2025-58148: Fixed incorrect input sanitisation in Viridian hypercalls (bsc#1251271, XSA-475)\n  - CVE-2025-27466, CVE-2025-58142, CVE-2025-58143: Fixed mutiple vulnerabilities in the Viridian interface (bsc#1248807, XSA-472)\n","status":"published","published":"2025-10-28T16:40:49Z","modified":"2026-03-23T04:51:19.336573Z","updated_at":"2026-11-02T15:54:00.344164Z"},{"id":"SUSE-SU-2026:0012-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\nSecurity issues fixed:  \n\n- CVE-2025-27466: NULL pointer dereference in the Viridian interface when updating the reference TSC area (bsc#1248807).\n- CVE-2025-58142: NULL pointer dereference in the Viridian interface due to assumption that the SIM page is mapped when\n  a synthetic timer message has to be delivered (bsc#1248807).\n- CVE-2025-58143: information leak and reference counter underflow in the Viridian interface due to race in the mapping\n  of the reference TSC page (bsc#1248807).\n- CVE-2025-58147: incorrect input sanitisation in Viridian hypercalls using the HV_VP_SET Sparse format can lead to\n  out-of-bounds write through `vpmask_set()` (bsc#1251271).\n- CVE-2025-58148: incorrect input sanitisation in Viridian hypercalls using any input format can lead to out-of-bounds\n  read through `send_ipi()` (bsc#1251271).\n- CVE-2025-58149: incorrect removal of permissions on PCI device unplug allows PV guests to access memory of devices no\n  longer assigned to them (bsc#1252692).\n\nOther issues fixed:\n\n- Several upstream bug fixes (bsc#1027519).\n- Failure to restart xenstored (bsc#1254180).\n","status":"published","published":"2026-01-05T10:31:27Z","modified":"2026-03-23T04:51:41.449258Z","updated_at":"2026-11-02T15:54:00.846737Z"},{"id":"SUSE-SU-2026:0303-1","title":"Security update for xen","description":"This update for xen fixes the following issues:\n\nSecurity fixes:\n  \n- CVE-2025-58150: Fixed buffer overrun with shadow paging and \n  tracing (XSA-477) (bsc#1256745)\n- CVE-2026-23553: Fixed incomplete IBPB for vCPU isolation \n  (XSA-479) (bsc#1256747)\n- CVE-2025-58149: Fixed incorrect removal od permissions on PCI\n  device unplug allow PV guests to access memory of devices no \n  longer assigned to it (XSA-476) (bsc#1252692)\n- CVE-2025-27466, CVE-2025-58142, CVE-2025-58143: Fixed multiple\n  vulnerabilities in the Viridian interface (XSA-472) (bsc#1248807)\n\nOther fixes:\n\n- Fixed virtxend service restart. Caused by a failure to start \n  xenstored (bsc#1254180)\n","status":"published","published":"2026-01-27T16:14:45Z","modified":"2026-03-23T04:52:06.998777Z","updated_at":"2026-11-02T15:54:00.846737Z"}]}}