CVE-2025-71191 (GCVE-0-2025-71191)

Vulnerability from cvelistv5 – Published: 2026-01-31 11:42 – Updated: 2026-01-31 11:42
VLAI?
Title
dmaengine: at_hdmac: fix device leak on of_dma_xlate()
Summary
In the Linux kernel, the following vulnerability has been resolved: dmaengine: at_hdmac: fix device leak on of_dma_xlate() Make sure to drop the reference taken when looking up the DMA platform device during of_dma_xlate() when releasing channel resources. Note that commit 3832b78b3ec2 ("dmaengine: at_hdmac: add missing put_device() call in at_dma_xlate()") fixed the leak in a couple of error paths but the reference is still leaking on successful allocation.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: bbe89c8e3d598129b728d1388c3ad9abe4e8e261 , < 987c71671367f42460689b78244d7b894c50999a (git)
Affected: bbe89c8e3d598129b728d1388c3ad9abe4e8e261 , < 6a86cf2c09e149d5718a5b7090545f7566da9334 (git)
Affected: bbe89c8e3d598129b728d1388c3ad9abe4e8e261 , < f3c23b7e941349505c3d40de2cc0acd93d9ac057 (git)
Affected: bbe89c8e3d598129b728d1388c3ad9abe4e8e261 , < b9074b2d7a230b6e28caa23165e9d8bc0677d333 (git)
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    Linux Linux Affected: 3.10
Unaffected: 0 , < 3.10 (semver)
Unaffected: 6.6.122 , ≤ 6.6.* (semver)
Unaffected: 6.12.67 , ≤ 6.12.* (semver)
Unaffected: 6.18.7 , ≤ 6.18.* (semver)
Unaffected: 6.19-rc6 , ≤ * (original_commit_for_fix)
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{
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          "programFiles": [
            "drivers/dma/at_hdmac.c"
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              "operator": "OR"
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: at_hdmac: fix device leak on of_dma_xlate()\n\nMake sure to drop the reference taken when looking up the DMA platform\ndevice during of_dma_xlate() when releasing channel resources.\n\nNote that commit 3832b78b3ec2 (\"dmaengine: at_hdmac: add missing\nput_device() call in at_dma_xlate()\") fixed the leak in a couple of\nerror paths but the reference is still leaking on successful allocation."
        }
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      "providerMetadata": {
        "dateUpdated": "2026-01-31T11:42:03.545Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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      "title": "dmaengine: at_hdmac: fix device leak on of_dma_xlate()",
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    "cveId": "CVE-2025-71191",
    "datePublished": "2026-01-31T11:42:03.545Z",
    "dateReserved": "2026-01-31T11:36:51.189Z",
    "dateUpdated": "2026-01-31T11:42:03.545Z",
    "state": "PUBLISHED"
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  }
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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