{"id":"CVE-2025-71191","title":"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…","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":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 3.10.1, < 5.10.249","linux_kernel >= 5.11, < 5.15.199","linux_kernel >= 5.16, < 6.1.162","linux_kernel >= 6.2, < 6.6.122","linux_kernel >= 6.7, < 6.12.67","linux_kernel >= 6.13, < 6.18.7","linux_kernel = 3.10","linux_kernel = 6.19"],"patched":["linux_kernel 6.18.7"],"published":"2026-01-31","updated":"2026-10-15","sourceUpdated":"2026-10-15T02:18:24.863","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-71191","references":[{"url":"https://git.kernel.org/stable/c/48b2d7f530b83cb149dbf0e48f95ccadb2d90da9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/49d964cde422dc66fea514b7ab24aa729df7081d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4c67b4f45c8540ee4e62e24ca4608c6a9a81ee0f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6a86cf2c09e149d5718a5b7090545f7566da9334","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/987c71671367f42460689b78244d7b894c50999a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b9074b2d7a230b6e28caa23165e9d8bc0677d333","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f3c23b7e941349505c3d40de2cc0acd93d9ac057","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-019113.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-253495.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-457936.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00215,"epssPercentile":0.11858,"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_kernel >= 3.10.1, < 5.10.249`\n- `linux_kernel >= 5.11, < 5.15.199`\n- `linux_kernel >= 5.16, < 6.1.162`\n- `linux_kernel >= 6.2, < 6.6.122`\n- `linux_kernel >= 6.7, < 6.12.67`\n- `linux_kernel >= 6.13, < 6.18.7`\n- `linux_kernel = 3.10`\n- `linux_kernel = 6.19`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.18.7`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":221609,"id":"CVE-2025-71191","ts":1792035288731,"field":"cvss","old":null,"new":"5.5"},{"seq":221608,"id":"CVE-2025-71191","ts":1792035288731,"field":"severity","old":"none","new":"medium"}]}