CVE-2025-71186

Summary

In the Linux kernel, the following vulnerability has been resolved:

dmaengine: stm32: dmamux: fix device leak on route allocation

Make sure to drop the reference taken when looking up the DMA mux platform device during route allocation.

Note that holding a reference to a device does not prevent its driver data from going away so there is no point in keeping the reference.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxdf7e762db5f6c8dbd9e480f1c9ef9851de346657 < 3b42020e6790a5e19b36c187ed5b488a5716f97faffected
LinuxLinuxdf7e762db5f6c8dbd9e480f1c9ef9851de346657 < 6393da54dcb3488c080a183c4182ddec71ba8d7faffected
LinuxLinuxdf7e762db5f6c8dbd9e480f1c9ef9851de346657 < 1dda2a32303df0091896b01a9d09070d61fa344caffected
LinuxLinuxdf7e762db5f6c8dbd9e480f1c9ef9851de346657 < 1a179ac01ff3993ab97e33cc77c316ed7415cda1affected
LinuxLinuxdf7e762db5f6c8dbd9e480f1c9ef9851de346657 < 2fb10259d4efb4367787b5ae9c94192e8a91c648affected
LinuxLinuxdf7e762db5f6c8dbd9e480f1c9ef9851de346657 < 3ef52d31cce8ba816739085a61efe07b63c6cf27affected
LinuxLinuxdf7e762db5f6c8dbd9e480f1c9ef9851de346657 < dd6e4943889fb354efa3f700e42739da9bddb6efaffected
LinuxLinux4.15affected
LinuxLinux0 < 4.15unaffected
LinuxLinux5.10.249 <= 5.10.*unaffected
LinuxLinux5.15.199 <= 5.15.*unaffected
LinuxLinux6.1.162 <= 6.1.*unaffected
LinuxLinux6.6.122 <= 6.6.*unaffected
LinuxLinux6.12.67 <= 6.12.*unaffected
LinuxLinux6.18.7 <= 6.18.*unaffected
LinuxLinux6.19 <= *unaffected

Weaknesses

ADP Enrichment

Additional References

References