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vuln-cve/data/2025/40xxx/CVE-2025-40023.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2025-40023",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-04-16T07:20:57.152Z",
"datePublished": "2025-10-24T12:24:58.554Z",
"dateUpdated": "2026-05-11T21:40:59.219Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T21:40:59.219Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/vf: Don't expose sysfs attributes not applicable for VFs\n\nVFs can't read BMG_PCIE_CAP(0x138340) register nor access PCODE\n(already guarded by the info.skip_pcode flag) so we shouldn't\nexpose attributes that require any of them to avoid errors like:\n\n [] xe 0000:03:00.1: [drm] Tile0: GT0: VF is trying to read an \\\n inaccessible register 0x138340+0x0\n [] RIP: 0010:xe_gt_sriov_vf_read32+0x6c2/0x9a0 [xe]\n [] Call Trace:\n [] xe_mmio_read32+0x110/0x280 [xe]\n [] auto_link_downgrade_capable_show+0x2e/0x70 [xe]\n [] dev_attr_show+0x1a/0x70\n [] sysfs_kf_seq_show+0xaa/0x120\n [] kernfs_seq_show+0x41/0x60\n\n(cherry picked from commit a2d6223d224f333f705ed8495bf8bebfbc585c35)"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/gpu/drm/xe/xe_device_sysfs.c"
],
"versions": [
{
"version": "0e414bf7ad012e55c8a0aa4e91f68cb1cf5801ff",
"lessThan": "bacbadedbba737da8ae6e0464bc0971c30cda4cb",
"status": "affected",
"versionType": "git"
},
{
"version": "0e414bf7ad012e55c8a0aa4e91f68cb1cf5801ff",
"lessThan": "500dad428e5b0de4c1bdfa893822a6e06ddad0b5",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/gpu/drm/xe/xe_device_sysfs.c"
],
"versions": [
{
"version": "6.16",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.16",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.16.10",
"lessThanOrEqual": "6.16.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.17",
"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": "6.16",
"versionEndExcluding": "6.16.10"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.16",
"versionEndExcluding": "6.17"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/bacbadedbba737da8ae6e0464bc0971c30cda4cb"
},
{
"url": "https://git.kernel.org/stable/c/500dad428e5b0de4c1bdfa893822a6e06ddad0b5"
}
],
"title": "drm/xe/vf: Don't expose sysfs attributes not applicable for VFs",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}