Risk | High |
Patch available | YES |
Number of vulnerabilities | 2 |
CVE-ID | CVE-2023-2680 CVE-2021-3750 |
CWE-ID | CWE-416 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Red Hat Enterprise Linux for ARM 64 Operating systems & Components / Operating system Red Hat Enterprise Linux for Power, little endian Operating systems & Components / Operating system Red Hat Enterprise Linux for IBM z Systems Operating systems & Components / Operating system Red Hat Enterprise Linux for x86_64 Operating systems & Components / Operating system qemu-kvm (Red Hat package) Operating systems & Components / Operating system package or component |
Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU83438
Risk: High
CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-2680
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote user to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in the USB EHCI controller emulation of QEMU. A remote guest can trigger a use-after-free error and execute arbitrary code on the host OS.Note, the vulnerability exists due to incomplete fix for #VU69353 (CVE-2021-3750).
Install updates from vendor's website.
Red Hat Enterprise Linux for ARM 64: 9
Red Hat Enterprise Linux for Power, little endian: 9
Red Hat Enterprise Linux for IBM z Systems: 9
Red Hat Enterprise Linux for x86_64: 9
qemu-kvm (Red Hat package): before 8.0.0-16.el9_3
External linkshttp://access.redhat.com/errata/RHSA-2023:6368
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU69353
Risk: High
CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3750
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote user to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in the USB EHCI controller emulation of QEMU. A remote guest can trigger a use-after-free error and execute arbitrary code on the host OS.
Install updates from vendor's website.
Red Hat Enterprise Linux for ARM 64: 9
Red Hat Enterprise Linux for Power, little endian: 9
Red Hat Enterprise Linux for IBM z Systems: 9
Red Hat Enterprise Linux for x86_64: 9
qemu-kvm (Red Hat package): before 8.0.0-16.el9_3
External linkshttp://access.redhat.com/errata/RHSA-2023:6368
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.