openEuler 22.03 LTS SP2 update for qemu

Published: 2023-08-26

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-3180 CVE-2023-3301
CWE-ID	CWE-787 CWE-617
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	openEuler Operating systems & Components / Operating system qemu-seabios Operating systems & Components / Operating system package or component qemu-help Operating systems & Components / Operating system package or component qemu-system-riscv Operating systems & Components / Operating system package or component qemu-system-aarch64 Operating systems & Components / Operating system package or component qemu-block-rbd Operating systems & Components / Operating system package or component qemu-img Operating systems & Components / Operating system package or component qemu-system-x86_64 Operating systems & Components / Operating system package or component qemu-debugsource Operating systems & Components / Operating system package or component qemu-hw-usb-host Operating systems & Components / Operating system package or component qemu-block-curl Operating systems & Components / Operating system package or component qemu-system-arm Operating systems & Components / Operating system package or component qemu-debuginfo Operating systems & Components / Operating system package or component qemu-block-iscsi Operating systems & Components / Operating system package or component qemu-guest-agent Operating systems & Components / Operating system package or component qemu-block-ssh Operating systems & Components / Operating system package or component qemu Operating systems & Components / Operating system package or component
Vendor	openEuler

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Out-of-bounds write

EUVDB-ID: #VU80016

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-3180

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the virtio_crypto_handle_sym_req() function in hw/virtio/virtio-crypto.c of the QEMU virtual crypto device when handling data encryption/decryption requests. A local user trigger an out-of-bounds write and perform a denial of service 9DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP2

qemu-seabios: before 6.2.0-78

qemu-help: before 6.2.0-78

qemu-system-riscv: before 6.2.0-78

qemu-system-aarch64: before 6.2.0-78

qemu-block-rbd: before 6.2.0-78

qemu-img: before 6.2.0-78

qemu-system-x86_64: before 6.2.0-78

qemu-debugsource: before 6.2.0-78

qemu-hw-usb-host: before 6.2.0-78

qemu-block-curl: before 6.2.0-78

qemu-system-arm: before 6.2.0-78

qemu-debuginfo: before 6.2.0-78

qemu-block-iscsi: before 6.2.0-78

qemu-guest-agent: before 6.2.0-78

qemu-block-ssh: before 6.2.0-78

qemu: before 6.2.0-78

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1525

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Reachable Assertion

EUVDB-ID: #VU78948

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-3301

CWE-ID: CWE-617 - Reachable Assertion