VulnerabilityModified
CVE-2021-3736
A memory leak problem was found in mbochs_ioctl in samples/vfio-mdev/mbochs.c in Virtual Function I/O (VFIO) Mediated devices.
MEDIUM 5.5EPSS 0.24%
Does this matter?
Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.24% probability · 16th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200, CWE-401
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- https://access.redhat.com/security/cve/CVE-2021-3736Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1995570Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/de5494af4815a4c9328536c72741229b7de88e7fPatch, Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-3736Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1995570Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/de5494af4815a4c9328536c72741229b7de88e7fPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.