RDMA/hns: Fix UAF for cq async event
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7.8epss 0.3%
probabilidad de explotación
0.3%top 85% de las CVE
explotación observada
noninguna fuente lo reporta
In the Linux kernel, the following vulnerability has been resolved:
RDMA/hns: Fix UAF for cq async event
The refcount of CQ is not protected by locks. When CQ asynchronous
events and CQ destruction are concurrent, CQ may have been released,
which will cause UAF.
Use the xa_lock() to protect the CQ refcount.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Productos afectados
Linux · LinuxReferencias
https://git.kernel.org/stable/c/330c825e66ef65278e4ebe57fd49c1d6f3f4e34ehttps://git.kernel.org/stable/c/37a7559dc1358a8d300437e99ed8ecdab0671507https://git.kernel.org/stable/c/39d26cf46306bdc7ae809ecfdbfeff5aa1098911https://git.kernel.org/stable/c/63da190eeb5c9d849b71f457b15b308c94cbaf08https://git.kernel.org/stable/c/763780ef0336a973e933e40e919339381732dcafhttps://git.kernel.org/stable/c/a942ec2745ca864cd8512142100e4027dc306a42