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vuln-cve/data/2026/80xxx/CVE-2026-80902.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-80902",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-08-26T14:34:25.800Z",
"datePublished": "2026-09-04T17:11:17.510Z",
"dateUpdated": "2026-09-04T17:11:17.510Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-09-04T17:11:17.510Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: sun6i-dma: Fix reclaim descriptors while terminating DMA\n\nWhen terminating DMA transfers, active descriptors are not properly\nreclaimed. Only cyclic descriptors were handled, leaving non-cyclic\ndescriptors and their LLI chains to be permanently leaked.\n\nFix by using vchan_terminate_vdesc() which handles both cyclic and\nnon-cyclic descriptors by adding them to desc_terminated queue for\nproper cleanup.\n\nAdd pchan->desc != pchan->done check to prevent double-adding completed\ndescriptors, which would corrupt the list."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/dma/sun6i-dma.c"
],
"versions": [
{
"version": "555859308723d8d5b828304f5eb9281143fd86b5",
"lessThan": "bb87440561eb72b47a2b848b5373b86433b247e6",
"status": "affected",
"versionType": "git"
},
{
"version": "555859308723d8d5b828304f5eb9281143fd86b5",
"lessThan": "004a7a02982bed0a727a4ac7be400f00f353e7a2",
"status": "affected",
"versionType": "git"
},
{
"version": "555859308723d8d5b828304f5eb9281143fd86b5",
"lessThan": "b150f603083cc8b72b0cbf13ec3e91f85b4390a0",
"status": "affected",
"versionType": "git"
},
{
"version": "555859308723d8d5b828304f5eb9281143fd86b5",
"lessThan": "27806fe7b9701af0963dcd510e30e7d0cc314c43",
"status": "affected",
"versionType": "git"
},
{
"version": "555859308723d8d5b828304f5eb9281143fd86b5",
"lessThan": "1ccc5c059d067c5358682ad5352e7d7e9239ed9b",
"status": "affected",
"versionType": "git"
},
{
"version": "555859308723d8d5b828304f5eb9281143fd86b5",
"lessThan": "9086b488f2737d5dcee86852b83f2059f1cdfabf",
"status": "affected",
"versionType": "git"
},
{
"version": "555859308723d8d5b828304f5eb9281143fd86b5",
"lessThan": "d4ba6aa65fcd797152d3aebd428a7b2da49cd5eb",
"status": "affected",
"versionType": "git"
},
{
"version": "555859308723d8d5b828304f5eb9281143fd86b5",
"lessThan": "ab1150115e68a46b687eb38c1ab92782018c9f2c",
"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/dma/sun6i-dma.c"
],
"versions": [
{
"version": "3.17",
"status": "affected"
},
{
"version": "0",
"lessThan": "3.17",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.265",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.216",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.183",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.151",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.103",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.44",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.1.8",
"lessThanOrEqual": "7.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2",
"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": "3.17",
"versionEndExcluding": "5.10.265"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.17",
"versionEndExcluding": "5.15.216"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.17",
"versionEndExcluding": "6.1.183"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.17",
"versionEndExcluding": "6.6.151"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.17",
"versionEndExcluding": "6.12.103"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.17",
"versionEndExcluding": "6.18.44"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.17",
"versionEndExcluding": "7.1.8"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "3.17",
"versionEndExcluding": "7.2"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/bb87440561eb72b47a2b848b5373b86433b247e6"
},
{
"url": "https://git.kernel.org/stable/c/004a7a02982bed0a727a4ac7be400f00f353e7a2"
},
{
"url": "https://git.kernel.org/stable/c/b150f603083cc8b72b0cbf13ec3e91f85b4390a0"
},
{
"url": "https://git.kernel.org/stable/c/27806fe7b9701af0963dcd510e30e7d0cc314c43"
},
{
"url": "https://git.kernel.org/stable/c/1ccc5c059d067c5358682ad5352e7d7e9239ed9b"
},
{
"url": "https://git.kernel.org/stable/c/9086b488f2737d5dcee86852b83f2059f1cdfabf"
},
{
"url": "https://git.kernel.org/stable/c/d4ba6aa65fcd797152d3aebd428a7b2da49cd5eb"
},
{
"url": "https://git.kernel.org/stable/c/ab1150115e68a46b687eb38c1ab92782018c9f2c"
}
],
"title": "dmaengine: sun6i-dma: Fix reclaim descriptors while terminating DMA",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}