CVE-2025-71185: Linux kernel · dmaengine: ti: dma-crossbar: fix device leak on am335x route allocation
Affects Linux kernelSource CVE Database V5
Not known to be exploited · fixed in f810132e825588fbad3cba940458c58bb7ec4d84 : update Linux kernel when convenient.
Data as of 10 Nov 2026, 13:03 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
Thin evidence
One scorer or none- Patch
- Available – fixed in f810132e825588fbad3cba940458c58bb7ec4d84, c933aa74d9f8d35e6cda322c38c4a907d37a9a2b, 30352277d8e09c972436f883a5efd1f1b763ac14 +4
Exploitation evidence
Disclosed: evidence found.
CVE published 31 Jan 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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AI-suggested
A fix is available and has been applied in the Linux kernel source code as indicated by the fixed commit hashes. Users should update to a kernel version that includes these fixes to remediate the issue.
Description
A vulnerability in the Linux kernel's dmaengine driver for the TI dma-crossbar on am335x platforms caused a device reference leak during route allocation. This issue has been fixed by ensuring the reference taken when looking up the crossbar platform device is properly dropped.
References
- git.kernel.org/stable/c/1befa553f1ecc045dc9ff56107ff50162f63f3c0 (opens in a new tab)
- git.kernel.org/stable/c/c933aa74d9f8d35e6cda322c38c4a907d37a9a2b (opens in a new tab)
- git.kernel.org/stable/c/43725bd47d984937c429919ae291896d982d1f17 (opens in a new tab)
- git.kernel.org/stable/c/6fdf168f57e331e148a1177a9b590a845c21b315 (opens in a new tab)
- git.kernel.org/stable/c/f810132e825588fbad3cba940458c58bb7ec4d84 (opens in a new tab)
- git.kernel.org/stable/c/30352277d8e09c972436f883a5efd1f1b763ac14 (opens in a new tab)
- git.kernel.org/stable/c/4fc17b1c6d2e04ad13fd6c21cfbac68043ec03f9 (opens in a new tab)
- cert-portal.siemens.com/productcert/html/ssa-253495.html (opens in a new tab)
- cert-portal.siemens.com/productcert/html/ssa-019113.html (opens in a new tab)
- cert-portal.siemens.com/productcert/html/ssa-457936.html (opens in a new tab)