dmaengine: lpc18xx-dmamux: fix device leak on route allocation
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.2%
exploitation probability
0.2%top 91% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
dmaengine: lpc18xx-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 products
Linux · LinuxReferences
https://cert-portal.siemens.com/productcert/html/ssa-253495.htmlhttps://git.kernel.org/stable/c/1e47d80f6720f0224efd19bcf081d39637569c10https://git.kernel.org/stable/c/3d396ebfb3049a2b5fac51d2c967db5114b685e8https://git.kernel.org/stable/c/499ddae78c4baa9b94df76b2d2eb6b150d15377fhttps://git.kernel.org/stable/c/992eb8055a6e5dbb808672d20d68e60d5a89b12bhttps://git.kernel.org/stable/c/9fba97baa520c9446df51a64708daf27c5a7ed32https://git.kernel.org/stable/c/adef147a8d8c3d767abf88ad2c381ffab2993086https://git.kernel.org/stable/c/d4d63059dee7e7cae0c4d9a532ed558bc90efb55