122 lines
5.2 KiB
JSON
122 lines
5.2 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-93139",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-09-17T16:02:15.088Z",
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"datePublished": "2026-09-17T16:11:39.448Z",
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"dateUpdated": "2026-10-19T09:06:12.015Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-10-19T09:06:12.015Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/mes: Fix hung_queue_db_array loop limit for multi-XCC\n\nThe loop iterated only AMDGPU_MAX_MES_PIPES times, leaving entries\nuninitialized for multi-XCC GPUs. This causes null pointer dereferences\nwhen accessing arrays indexed by XCC ID >= 2. Extend the loop to cover\nall XCCs (AMDGPU_MAX_MES_PIPES * num_xcc), matching other per-XCC\narrays."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c"
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],
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"versions": [
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{
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"version": "a132fc9bc2f8b394a2f75947a0e1f5c22482a94c",
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"lessThan": "7ff668cfc3960ed5b944ac35129f18a15ea08b74",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "a132fc9bc2f8b394a2f75947a0e1f5c22482a94c",
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"lessThan": "2c256086a363f01f9840a57949506eccf5c990a6",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c"
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],
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"versions": [
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{
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"version": "7.2",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "7.2",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.2.6",
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"lessThanOrEqual": "7.2.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.3",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "7.2",
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"versionEndExcluding": "7.2.6"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "7.2",
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"versionEndExcluding": "7.3"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/7ff668cfc3960ed5b944ac35129f18a15ea08b74"
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},
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{
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"url": "https://git.kernel.org/stable/c/2c256086a363f01f9840a57949506eccf5c990a6"
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}
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],
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"title": "drm/amdgpu/mes: Fix hung_queue_db_array loop limit for multi-XCC",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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}
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} |