{"id":"CVE-2025-71191","title":"dmaengine: at_hdmac: fix device leak on of_dma_xlate()","summary":"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 releasi…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 49d964cde422dc66fea514b7ab24aa729df7081d","Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 4c67b4f45c8540ee4e62e24ca4608c6a9a81ee0f","Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 48b2d7f530b83cb149dbf0e48f95ccadb2d90da9","Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 987c71671367f42460689b78244d7b894c50999a","Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 6a86cf2c09e149d5718a5b7090545f7566da9334","Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < f3c23b7e941349505c3d40de2cc0acd93d9ac057","Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < b9074b2d7a230b6e28caa23165e9d8bc0677d333","Linux 3.10"],"published":"2026-01-31","updated":"2026-09-08","sourceUpdated":"2026-09-08T08:44:13.143Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-71191","references":[{"url":"https://git.kernel.org/stable/c/49d964cde422dc66fea514b7ab24aa729df7081d"},{"url":"https://git.kernel.org/stable/c/4c67b4f45c8540ee4e62e24ca4608c6a9a81ee0f"},{"url":"https://git.kernel.org/stable/c/48b2d7f530b83cb149dbf0e48f95ccadb2d90da9"},{"url":"https://git.kernel.org/stable/c/987c71671367f42460689b78244d7b894c50999a"},{"url":"https://git.kernel.org/stable/c/6a86cf2c09e149d5718a5b7090545f7566da9334"},{"url":"https://git.kernel.org/stable/c/f3c23b7e941349505c3d40de2cc0acd93d9ac057"},{"url":"https://git.kernel.org/stable/c/b9074b2d7a230b6e28caa23165e9d8bc0677d333"}],"tags":["cve.org"],"epss":0.00199,"epssPercentile":0.09979,"ingestedAt":"2026-09-08T15:33:26.994Z","slug":"CVE-2025-71191","body":"## Overview\n\nIn 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.\n\n## Affected\n\n- `Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 49d964cde422dc66fea514b7ab24aa729df7081d`\n- `Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 4c67b4f45c8540ee4e62e24ca4608c6a9a81ee0f`\n- `Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 48b2d7f530b83cb149dbf0e48f95ccadb2d90da9`\n- `Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 987c71671367f42460689b78244d7b894c50999a`\n- `Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < 6a86cf2c09e149d5718a5b7090545f7566da9334`\n- `Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < f3c23b7e941349505c3d40de2cc0acd93d9ac057`\n- `Linux >= bbe89c8e3d598129b728d1388c3ad9abe4e8e261 < b9074b2d7a230b6e28caa23165e9d8bc0677d333`\n- `Linux 3.10`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}