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almalinuxAlmaLinuxALSA-2023:6368
HistoryNov 07, 2023 - 12:00 a.m.

Moderate: qemu-kvm security, bug fix, and enhancement update

2023-11-0700:00:00
errata.almalinux.org
34
qemu-kvm
security
linux
kvm
bug fix
enhancement
update
virtualization
cve
dma
reentrancy
almalinux
release notes

CVSS2

4.6

Attack Vector

LOCAL

Attack 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

CVSS3

8.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.2

Confidence

Low

EPSS

0.001

Percentile

47.6%

Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM.

The following packages have been upgraded to a later upstream version: qemu-kvm (8.0.0). (BZ#2180898)

Security Fix(es):

  • QEMU: hcd-ehci: DMA reentrancy issue (incomplete fix for CVE-2021-3750) (CVE-2023-2680)

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.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

CVSS2

4.6

Attack Vector

LOCAL

Attack 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

CVSS3

8.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.2

Confidence

Low

EPSS

0.001

Percentile

47.6%