{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-18T17:41:28.994","vulnerabilities":[{"cve":{"id":"CVE-2025-39883","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-09-23T06:15:48.087","lastModified":"2026-01-16T19:26:44.733","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory\n\nWhen I did memory failure tests, below panic occurs:\n\npage dumped because: VM_BUG_ON_PAGE(PagePoisoned(page))\nkernel BUG at include/linux/page-flags.h:616!\nOops: invalid opcode: 0000 [#1] PREEMPT SMP NOPTI\nCPU: 3 PID: 720 Comm: bash Not tainted 6.10.0-rc1-00195-g148743902568 #40\nRIP: 0010:unpoison_memory+0x2f3/0x590\nRSP: 0018:ffffa57fc8787d60 EFLAGS: 00000246\nRAX: 0000000000000037 RBX: 0000000000000009 RCX: ffff9be25fcdc9c8\nRDX: 0000000000000000 RSI: 0000000000000027 RDI: ffff9be25fcdc9c0\nRBP: 0000000000300000 R08: ffffffffb4956f88 R09: 0000000000009ffb\nR10: 0000000000000284 R11: ffffffffb4926fa0 R12: ffffe6b00c000000\nR13: ffff9bdb453dfd00 R14: 0000000000000000 R15: fffffffffffffffe\nFS:  00007f08f04e4740(0000) GS:ffff9be25fcc0000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000564787a30410 CR3: 000000010d4e2000 CR4: 00000000000006f0\nCall Trace:\n <TASK>\n unpoison_memory+0x2f3/0x590\n simple_attr_write_xsigned.constprop.0.isra.0+0xb3/0x110\n debugfs_attr_write+0x42/0x60\n full_proxy_write+0x5b/0x80\n vfs_write+0xd5/0x540\n ksys_write+0x64/0xe0\n do_syscall_64+0xb9/0x1d0\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0033:0x7f08f0314887\nRSP: 002b:00007ffece710078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001\nRAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f08f0314887\nRDX: 0000000000000009 RSI: 0000564787a30410 RDI: 0000000000000001\nRBP: 0000564787a30410 R08: 000000000000fefe R09: 000000007fffffff\nR10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009\nR13: 00007f08f041b780 R14: 00007f08f0417600 R15: 00007f08f0416a00\n </TASK>\nModules linked in: hwpoison_inject\n---[ end trace 0000000000000000 ]---\nRIP: 0010:unpoison_memory+0x2f3/0x590\nRSP: 0018:ffffa57fc8787d60 EFLAGS: 00000246\nRAX: 0000000000000037 RBX: 0000000000000009 RCX: ffff9be25fcdc9c8\nRDX: 0000000000000000 RSI: 0000000000000027 RDI: ffff9be25fcdc9c0\nRBP: 0000000000300000 R08: ffffffffb4956f88 R09: 0000000000009ffb\nR10: 0000000000000284 R11: ffffffffb4926fa0 R12: ffffe6b00c000000\nR13: ffff9bdb453dfd00 R14: 0000000000000000 R15: fffffffffffffffe\nFS:  00007f08f04e4740(0000) GS:ffff9be25fcc0000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000564787a30410 CR3: 000000010d4e2000 CR4: 00000000000006f0\nKernel panic - not syncing: Fatal exception\nKernel Offset: 0x31c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)\n---[ end Kernel panic - not syncing: Fatal exception ]---\n\nThe root cause is that unpoison_memory() tries to check the PG_HWPoison\nflags of an uninitialized page.  So VM_BUG_ON_PAGE(PagePoisoned(page)) is\ntriggered.  This can be reproduced by below steps:\n\n1.Offline memory block:\n\n echo offline > /sys/devices/system/memory/memory12/state\n\n2.Get offlined memory pfn:\n\n page-types -b n -rlN\n\n3.Write pfn to unpoison-pfn\n\n echo <pfn> > /sys/kernel/debug/hwpoison/unpoison-pfn\n\nThis scenario can be identified by pfn_to_online_page() returning NULL. \nAnd ZONE_DEVICE pages are never expected, so we can simply fail if\npfn_to_online_page() == NULL to fix the bug."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.2}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-125"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"5.4.300","matchCriteriaId":"26497F15-7DA6-4A1E-88EF-6D8EFA355A3B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.245","matchCriteriaId":"B0E443AF-02FC-45A1-9CD7-3F80A65F1A15"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.194","matchCriteriaId":"CF862263-DC8D-4324-A52A-DA1D7880B35A"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.153","matchCriteriaId":"39B3B4F7-FA64-4E7C-B55D-53A5D004A639"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.107","matchCriteriaId":"D273EDA6-2CFE-4EBD-B024-62EB057830F3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.48","matchCriteriaId":"9652E701-5C8E-49CF-89A5-499E214A5902"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.16.8","matchCriteriaId":"8DA00A4E-AABB-4A69-AB39-67B22D0B36D2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*","matchCriteriaId":"327D22EF-390B-454C-BD31-2ED23C998A1C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*","matchCriteriaId":"C730CD9A-D969-4A8E-9522-162AAF7C0EE9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*","matchCriteriaId":"39982C4B-716E-4B2F-8196-FA301F47807D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*","matchCriteriaId":"340BEEA9-D70D-4290-B502-FBB1032353B1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:*","matchCriteriaId":"47E4C5C0-079F-4838-971B-8C503D48FCC2"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","matchCriteriaId":"FA6FEEC2-9F11-4643-8827-749718254FED"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/3d278e89c2ea62b1aaa4b0d8a9766a35b3a3164a","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/63a327a2375a8ce7a47dec5aaa4d8a9ae0a00b96","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/7618fd443aa4cfa553a64cacf5721581653ee7b0","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/8e01ea186a52c90694c08a9ff57bea1b0e78256a","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/99f7048957f5ae3cee1c01189147e73a9a96de02","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/d613f53c83ec47089c4e25859d5e8e0359f6f8da","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/e4ec6def5643a1c9511115b3884eb879572294c6","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/fb65803ccff37cf9123c50c1c02efd1ed73c4ed5","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"]}]}}]}