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SUSE SLES15: qemu / qemu-SLOF / qemu-accel-tcg-x86 / qemu-arm / qemu-audio-alsa / etc (SUSE-SU-2026:3806-1)

high Nessus Plugin ID 341655

Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:3806-1 advisory.

 This update for qemu fixes the following issue:

 - CVE-2026-3886: QEMU calc_image_hostmem Integer Overflow Local Privilege Escalation Vulnerability (bsc#1268061).

 Changes for qemu:

 - Bug fixes:
 * target/s390x: Make container ids in SysIB_15x 1-based (bsc#1275490)
 * target/s390x: move @deprecated-props to CpuModelExpansion Info (bsc#1273447)
 * target/s390x: filter deprecated properties based on model expansion type (bsc#1273447)
 * target/s390x: flag te and cte as deprecated (bsc#1273447)
 * target/s390x: report deprecated-props in cpu-model-expansion reply (bcs#1273447)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://bugzilla.suse.com/1268061

https://bugzilla.suse.com/1273447

https://bugzilla.suse.com/1275490

https://www.suse.com/security/cve/CVE-2026-3886

http://www.nessus.org/u?8e4eb77b

Plugin Details

Severity: High

ID: 341655

File Name: suse_SU-2026-3806-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 8/31/2026

Updated: 8/31/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 94.06

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2026-3886

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:qemu-accel-tcg-x86, p-cpe:/a:novell:suse_linux:qemu-arm, p-cpe:/a:novell:suse_linux:qemu-audio-alsa, p-cpe:/a:novell:suse_linux:qemu-audio-dbus, p-cpe:/a:novell:suse_linux:qemu-audio-pa, p-cpe:/a:novell:suse_linux:qemu-audio-pipewire, p-cpe:/a:novell:suse_linux:qemu-audio-spice, p-cpe:/a:novell:suse_linux:qemu-block-curl, p-cpe:/a:novell:suse_linux:qemu-block-iscsi, p-cpe:/a:novell:suse_linux:qemu-block-nfs, p-cpe:/a:novell:suse_linux:qemu-block-rbd, p-cpe:/a:novell:suse_linux:qemu-block-ssh, p-cpe:/a:novell:suse_linux:qemu-chardev-baum, p-cpe:/a:novell:suse_linux:qemu-chardev-spice, p-cpe:/a:novell:suse_linux:qemu-guest-agent, p-cpe:/a:novell:suse_linux:qemu-headless, p-cpe:/a:novell:suse_linux:qemu-hw-display-qxl, p-cpe:/a:novell:suse_linux:qemu-hw-display-virtio-gpu-pci, p-cpe:/a:novell:suse_linux:qemu-hw-display-virtio-gpu, p-cpe:/a:novell:suse_linux:qemu-hw-display-virtio-vga, p-cpe:/a:novell:suse_linux:qemu-hw-s390x-virtio-gpu-ccw, p-cpe:/a:novell:suse_linux:qemu-hw-usb-host, p-cpe:/a:novell:suse_linux:qemu-hw-usb-redirect, p-cpe:/a:novell:suse_linux:qemu-img, p-cpe:/a:novell:suse_linux:qemu-ipxe, p-cpe:/a:novell:suse_linux:qemu-ksm, p-cpe:/a:novell:suse_linux:qemu-lang, p-cpe:/a:novell:suse_linux:qemu-ppc, p-cpe:/a:novell:suse_linux:qemu-pr-helper, p-cpe:/a:novell:suse_linux:qemu-s390x, p-cpe:/a:novell:suse_linux:qemu-seabios, p-cpe:/a:novell:suse_linux:qemu-skiboot, p-cpe:/a:novell:suse_linux:qemu-slof, p-cpe:/a:novell:suse_linux:qemu-spice, p-cpe:/a:novell:suse_linux:qemu-tools, p-cpe:/a:novell:suse_linux:qemu-ui-curses, p-cpe:/a:novell:suse_linux:qemu-ui-dbus, p-cpe:/a:novell:suse_linux:qemu-ui-gtk, p-cpe:/a:novell:suse_linux:qemu-ui-opengl, p-cpe:/a:novell:suse_linux:qemu-ui-spice-app, p-cpe:/a:novell:suse_linux:qemu-ui-spice-core, p-cpe:/a:novell:suse_linux:qemu-vgabios, p-cpe:/a:novell:suse_linux:qemu-x86, p-cpe:/a:novell:suse_linux:qemu

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 8/26/2026

Vulnerability Publication Date: 6/11/2026

Reference Information

CVE: CVE-2026-3886

IAVB: 2026-B-0152

SuSE: SUSE-SU-2026:3806-1