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vuln-cve/data/2023/54xxx/CVE-2023-54024.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2023-54024",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-12-24T10:53:46.179Z",
"datePublished": "2025-12-24T10:55:53.718Z",
"dateUpdated": "2026-05-23T15:32:02.641Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-23T15:32:02.641Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: Destroy target device if coalesced MMIO unregistration fails\n\nDestroy and free the target coalesced MMIO device if unregistering said\ndevice fails. As clearly noted in the code, kvm_io_bus_unregister_dev()\ndoes not destroy the target device.\n\n BUG: memory leak\n unreferenced object 0xffff888112a54880 (size 64):\n comm \"syz-executor.2\", pid 5258, jiffies 4297861402 (age 14.129s)\n hex dump (first 32 bytes):\n 38 c7 67 15 00 c9 ff ff 38 c7 67 15 00 c9 ff ff 8.g.....8.g.....\n e0 c7 e1 83 ff ff ff ff 00 30 67 15 00 c9 ff ff .........0g.....\n backtrace:\n [<0000000006995a8a>] kmalloc include/linux/slab.h:556 [inline]\n [<0000000006995a8a>] kzalloc include/linux/slab.h:690 [inline]\n [<0000000006995a8a>] kvm_vm_ioctl_register_coalesced_mmio+0x8e/0x3d0 arch/x86/kvm/../../../virt/kvm/coalesced_mmio.c:150\n [<00000000022550c2>] kvm_vm_ioctl+0x47d/0x1600 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3323\n [<000000008a75102f>] vfs_ioctl fs/ioctl.c:46 [inline]\n [<000000008a75102f>] file_ioctl fs/ioctl.c:509 [inline]\n [<000000008a75102f>] do_vfs_ioctl+0xbab/0x1160 fs/ioctl.c:696\n [<0000000080e3f669>] ksys_ioctl+0x76/0xa0 fs/ioctl.c:713\n [<0000000059ef4888>] __do_sys_ioctl fs/ioctl.c:720 [inline]\n [<0000000059ef4888>] __se_sys_ioctl fs/ioctl.c:718 [inline]\n [<0000000059ef4888>] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:718\n [<000000006444fa05>] do_syscall_64+0x9f/0x4e0 arch/x86/entry/common.c:290\n [<000000009a4ed50b>] entry_SYSCALL_64_after_hwframe+0x49/0xbe\n\n BUG: leak checking failed"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"virt/kvm/coalesced_mmio.c"
],
"versions": [
{
"version": "7d1bc32d6477ff96a32695ea4be8144e4513ab2d",
"lessThan": "10c2a20d73e99463e69b7e92706791656adc16d7",
"status": "affected",
"versionType": "git"
},
{
"version": "2a20592baff59c5351c5200ec667e1a2aa22af85",
"lessThan": "76a9886e1b61ce5592df5ae78a19ed30399ae189",
"status": "affected",
"versionType": "git"
},
{
"version": "5d3c4c79384af06e3c8e25b7770b6247496b4417",
"lessThan": "999439fd5da5a76253e2f2c37b94204f47d75491",
"status": "affected",
"versionType": "git"
},
{
"version": "5d3c4c79384af06e3c8e25b7770b6247496b4417",
"lessThan": "ccf6a7fb1aedb1472e1241ee55e4d26b68f8d066",
"status": "affected",
"versionType": "git"
},
{
"version": "5d3c4c79384af06e3c8e25b7770b6247496b4417",
"lessThan": "fb436dd6914325075f07d19851ab277b7a693ae7",
"status": "affected",
"versionType": "git"
},
{
"version": "5d3c4c79384af06e3c8e25b7770b6247496b4417",
"lessThan": "b1cb1fac22abf102ffeb29dd3eeca208a3869d54",
"status": "affected",
"versionType": "git"
},
{
"version": "168e82f640ed1891a700bdb43e37da354b2ab63c",
"status": "affected",
"versionType": "git"
},
{
"version": "50cbad42bfea8c052b7ca590bd4126cdc898713c",
"status": "affected",
"versionType": "git"
},
{
"version": "5.4.119",
"lessThan": "5.4.235",
"status": "affected",
"versionType": "semver"
},
{
"version": "5.10.37",
"lessThan": "5.10.173",
"status": "affected",
"versionType": "semver"
},
{
"version": "5.11.21",
"lessThan": "5.12",
"status": "affected",
"versionType": "semver"
},
{
"version": "5.12.4",
"lessThan": "5.13",
"status": "affected",
"versionType": "semver"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"virt/kvm/coalesced_mmio.c"
],
"versions": [
{
"version": "5.13",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.13",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.235",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.173",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.99",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.16",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.2.3",
"lessThanOrEqual": "6.2.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.3",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.4.119",
"versionEndExcluding": "5.4.235"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.10.37",
"versionEndExcluding": "5.10.173"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.13",
"versionEndExcluding": "5.15.99"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.13",
"versionEndExcluding": "6.1.16"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.13",
"versionEndExcluding": "6.2.3"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.13",
"versionEndExcluding": "6.3"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.11.21"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.12.4"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/10c2a20d73e99463e69b7e92706791656adc16d7"
},
{
"url": "https://git.kernel.org/stable/c/76a9886e1b61ce5592df5ae78a19ed30399ae189"
},
{
"url": "https://git.kernel.org/stable/c/999439fd5da5a76253e2f2c37b94204f47d75491"
},
{
"url": "https://git.kernel.org/stable/c/ccf6a7fb1aedb1472e1241ee55e4d26b68f8d066"
},
{
"url": "https://git.kernel.org/stable/c/fb436dd6914325075f07d19851ab277b7a693ae7"
},
{
"url": "https://git.kernel.org/stable/c/b1cb1fac22abf102ffeb29dd3eeca208a3869d54"
}
],
"title": "KVM: Destroy target device if coalesced MMIO unregistration fails",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}
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