CVE-2021-20295

MEDIUM

Qemu < 4.2.0-34 - Out-of-Bounds Read

Title source: rule
STIX 2.1

Description

It was discovered that the update for the virt:rhel module in the RHSA-2020:4676 (https://access.redhat.com/errata/RHSA-2020:4676) erratum released as part of Red Hat Enterprise Linux 8.3 failed to include the fix for the qemu-kvm component issue CVE-2020-10756, which was previously corrected in virt:rhel/qemu-kvm via erratum RHSA-2020:4059 (https://access.redhat.com/errata/RHSA-2020:4059). CVE-2021-20295 was assigned to that Red Hat specific security regression. For more details about the original security issue CVE-2020-10756, refer to bug 1835986 or the CVE page: https://access.redhat.com/security/cve/CVE-2020-10756.

References (3)

Core 3
Core References
Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1944075
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20220519-0003/

Scores

CVSS v3 6.5
EPSS 0.0015
EPSS Percentile 35.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Details

CWE
CWE-125
Status published
Products (1)
qemu/qemu < 4.2.0-34
Published Apr 01, 2022
Tracked Since Feb 18, 2026