Description
A flaw was found in the Linux kernel. A memory leak problem was found in mbochs_ioctl in samples/vfio-mdev/mbochs.c in Virtual Function I/O (VFIO) Mediated devices. This flaw could allow a local attacker to leak internal kernel information.
References (3)
Core 3
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1995570
Third Party Advisory x_refsource_misc
https://access.redhat.com/security/cve/CVE-2021-3736
Patch, Third Party Advisory x_refsource_misc
https://github.com/torvalds/linux/commit/de5494af4815a4c9328536c72741229b7de88e7f
Scores
CVSS v3
5.5
EPSS
0.0005
EPSS Percentile
16.4%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-401
CWE-200
Status
published
Products (1)
linux/linux_kernel
< 5.14.20
Published
Aug 23, 2022
Tracked Since
Feb 18, 2026