SUSE update for qemu

1) Out-of-bounds read

EUVDB-ID: #VU71136

Risk: Medium

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-4144

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition within the qxl_phys2virt() function in the QXL display device emulation in QEMU. A malicious guest user can trigger an out-of-bounds read error and crash the QEMU process on the host

Mitigation

Update the affected package qemu to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP Applications 15: SP1

SUSE Linux Enterprise Server 15 SP1 LTSS: 15-SP1

SUSE Linux Enterprise Server 15: SP1

SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS: 15-SP1

SUSE Linux Enterprise High Performance Computing 15: SP1

SUSE CaaS Platform: 4.0

qemu-s390: before 3.1.1.1-150100.80.46.1

qemu-s390-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-ppc: before 3.1.1.1-150100.80.46.1

qemu-ppc-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-ui-gtk-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-audio-pa: before 3.1.1.1-150100.80.46.1

qemu-audio-alsa: before 3.1.1.1-150100.80.46.1

qemu-audio-alsa-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-x86: before 3.1.1.1-150100.80.46.1

qemu-audio-pa-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-audio-oss-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-ui-gtk: before 3.1.1.1-150100.80.46.1

qemu-audio-oss: before 3.1.1.1-150100.80.46.1

qemu-x86-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-ui-curses: before 3.1.1.1-150100.80.46.1

qemu-ui-curses-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-kvm: before 3.1.1.1-150100.80.46.1

qemu-ipxe: before 1.0.0+-150100.80.46.1

qemu-vgabios: before 1.12.0_0_ga698c89-150100.80.46.1

qemu-sgabios: before 8-150100.80.46.1

qemu-seabios: before 1.12.0_0_ga698c89-150100.80.46.1

qemu-arm-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-arm: before 3.1.1.1-150100.80.46.1

qemu-block-curl-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-block-rbd: before 3.1.1.1-150100.80.46.1

qemu-lang: before 3.1.1.1-150100.80.46.1

qemu-block-ssh-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-block-rbd-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-block-iscsi: before 3.1.1.1-150100.80.46.1

qemu-guest-agent: before 3.1.1.1-150100.80.46.1

qemu-guest-agent-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-tools: before 3.1.1.1-150100.80.46.1

qemu: before 3.1.1.1-150100.80.46.1

qemu-block-ssh: before 3.1.1.1-150100.80.46.1

qemu-tools-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-debugsource: before 3.1.1.1-150100.80.46.1

qemu-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-block-iscsi-debuginfo: before 3.1.1.1-150100.80.46.1

qemu-block-curl: before 3.1.1.1-150100.80.46.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230877-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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