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redhatRedHatRHSA-2021:2591
HistoryJun 29, 2021 - 1:59 p.m.

(RHSA-2021:2591) Moderate: edk2 security update

2021-06-2913:59:11
access.redhat.com
37

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

0.0005 Low

EPSS

Percentile

16.1%

EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM.

Security Fix(es):

  • edk2: possible heap corruption with LzmaUefiDecompressGetInfo (CVE-2021-28211)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

OSVersionArchitecturePackageVersionFilename
RedHat8noarchedk2-aarch64< 20200602gitca407c7246bf-4.el8_4.1edk2-aarch64-20200602gitca407c7246bf-4.el8_4.1.noarch.rpm
RedHat8noarchedk2-ovmf< 20200602gitca407c7246bf-4.el8_4.1edk2-ovmf-20200602gitca407c7246bf-4.el8_4.1.noarch.rpm

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

0.0005 Low

EPSS

Percentile

16.1%