CVE-2025-71191dmaengine: at_hdmac: fix device leak on of_dma_xlate()
- 5.5MediumCVSS base score
- 0.21%Exploitation in 30 daysEPSS · top 88% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By Linux
Published
- 9 months later
· 9 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.21% · top 88% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected bbe89c8e3d598129b728d1388c3ad9abe4e8e261 – < 49d964cde422dc66fea514b7ab24aa729df7081d
- affected bbe89c8e3d598129b728d1388c3ad9abe4e8e261 – < 4c67b4f45c8540ee4e62e24ca4608c6a9a81ee0f
- affected bbe89c8e3d598129b728d1388c3ad9abe4e8e261 – < 48b2d7f530b83cb149dbf0e48f95ccadb2d90da9
- affected bbe89c8e3d598129b728d1388c3ad9abe4e8e261 – < 987c71671367f42460689b78244d7b894c50999a
- affected bbe89c8e3d598129b728d1388c3ad9abe4e8e261 – < 6a86cf2c09e149d5718a5b7090545f7566da9334
- affected bbe89c8e3d598129b728d1388c3ad9abe4e8e261 – < f3c23b7e941349505c3d40de2cc0acd93d9ac057
- affected bbe89c8e3d598129b728d1388c3ad9abe4e8e261 – < b9074b2d7a230b6e28caa23165e9d8bc0677d333
- affected 3.10
- unaffected < 3.10
- unaffected 5.10.249 – ≤ 5.10.*
- unaffected 5.15.199 – ≤ 5.15.*
- unaffected 6.1.162 – ≤ 6.1.*
- unaffected 6.6.122 – ≤ 6.6.*
- unaffected 6.12.67 – ≤ 6.12.*
- unaffected 6.18.7 – ≤ 6.18.*
- unaffected 6.19 – ≤ *
References
References10
- https://git.kernel.org/stable/c/49d964cde422dc66fea514b7ab24aa729df7081d (opens in a new tab)
- https://git.kernel.org/stable/c/4c67b4f45c8540ee4e62e24ca4608c6a9a81ee0f (opens in a new tab)
- https://git.kernel.org/stable/c/48b2d7f530b83cb149dbf0e48f95ccadb2d90da9 (opens in a new tab)
- https://git.kernel.org/stable/c/987c71671367f42460689b78244d7b894c50999a (opens in a new tab)
- https://git.kernel.org/stable/c/6a86cf2c09e149d5718a5b7090545f7566da9334 (opens in a new tab)
- https://git.kernel.org/stable/c/f3c23b7e941349505c3d40de2cc0acd93d9ac057 (opens in a new tab)
- https://git.kernel.org/stable/c/b9074b2d7a230b6e28caa23165e9d8bc0677d333 (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-253495.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-206584 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-71191)Record last updated .