VDUSE: avoid leaking information to userspace
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.2%
exploitation probability
0.2%top 89% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
VDUSE: avoid leaking information to userspace
The bounceing is not necessarily page aligned, so current VDUSE can
leak kernel information through mapping bounce pages to
userspace. Allocate bounce pages with __GFP_ZERO to avoid leaking
information to userspace.
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/00335df9da2011e095f846d645cc2e9fd2907659https://git.kernel.org/stable/c/3ae878f262bd1445c8c31511856a99962a05fe16https://git.kernel.org/stable/c/41e27a6aca608c9e04f091c29c420d03fafe0313https://git.kernel.org/stable/c/5e88c1bc3a41d9a260dd42bae8ad18fd4f35bbe1https://git.kernel.org/stable/c/690fb82c4122f8c2656fa4f842275132771b68b9https://git.kernel.org/stable/c/9c1523803445ee0348f62b77793266dd981596e0https://git.kernel.org/stable/c/fde25641cbddd0c084e3320d08f755e7e6acfae5