ESB-2026.6053

=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2026.6053 Security update for qemu 3 June 2026 =========================================================================== AUSCERT Security Bulletin Summary --------------------------------- Product: qemu Publisher: SUSE Operating System: SUSE Resolution: Patch/Upgrade CVE Names: CVE-2025-14876 CVE-2026-0665 CVE-2026-2243 CVE-2026-3195 CVE-2026-3196 CVE-2026-3842 Original Bulletin: https://www.suse.com/support/update/announcement/2026/suse-su-202621883-1 Comment: CVSS (Max): 8.8 CVE-2026-3195 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H) CVSS Source: SUSE Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H EPSS (Max): 0.0% (5th)* CVE-2026-2243 2026-06-02 * Not all EPSS found when published - --------------------------BEGIN INCLUDED TEXT-------------------- Security update for qemu Announcement ID: SUSE-SU-2026:21883-1 Release Date: 2026-06-01T13:50:04Z Rating: important o bsc#1255400 o bsc#1256484 o bsc#1258509 References: o bsc#1259079 o bsc#1259080 o bsc#1262089 o CVE-2025-14876 o CVE-2026-0665 o CVE-2026-2243 Cross-References: o CVE-2026-3195 o CVE-2026-3196 o CVE-2026-3842 o CVE-2025-14876 ( SUSE ): 6.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L /UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N o CVE-2025-14876 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N /S:U/C:N/I:N/A:H o CVE-2025-14876 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:N/I:N/A:H o CVE-2026-0665 ( SUSE ): 6.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:H/ UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N o CVE-2026-0665 ( SUSE ): 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:U/C:N/I:L/A:H o CVE-2026-0665 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:C/C:N/I:N/A:H o CVE-2026-2243 ( SUSE ): 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/ UI:P/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N o CVE-2026-2243 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/ CVSS scores: S:U/C:L/I:N/A:L o CVE-2026-2243 ( NVD ): 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/ S:U/C:L/I:N/A:L o CVE-2026-3195 ( SUSE ): 7.1 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/ UI:N/VC:N/VI:N/VA:H/SC:H/SI:H/SA:H o CVE-2026-3195 ( SUSE ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:C/C:H/I:H/A:H o CVE-2026-3196 ( SUSE ): 8.2 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/ UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H o CVE-2026-3196 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/ S:C/C:N/I:N/A:H o CVE-2026-3842 ( SUSE ): 5.1 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/ UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N o CVE-2026-3842 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/ S:U/C:N/I:L/A:L Affected o SUSE Linux Micro 6.1 Products: An update that solves six vulnerabilities can now be installed. Description: This update for qemu fixes the following issues o CVE-2025-14876: qemu-kvm: Unbounded allocation in virtio-crypto (bsc# 1255400). o CVE-2026-0665: out-of-bounds heap access can lead to a denial of service or potential memory corruption (bsc#1256484). o CVE-2026-2243: incorrect bounds check leads to heap out-of-bounds read and a 12-byte information leak when processing specially crafted VMDK files (bsc#1258509). o CVE-2026-3195: heap buffer overflow when reading input audio in the virtio-snd device input callback due to insufficient checks in virtio_snd_pcm_in_cb (bsc#1259080). o CVE-2026-3196: integer overflow in the virtio-snd device via PCM_INFO requests from the guest leads to unbounded memory allocation and host denial-of-service (bsc#1259079). o CVE-2026-3842: hyperv/syndbg: missing mapped-length guard after cpu_physical_memory_map causes host OOB write (bsc#1262089). Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: o SUSE Linux Micro 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-558=1 Package List: o SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64) qemu-img-8.2.10-slfo.1.1_5.1 qemu-block-nfs-8.2.10-slfo.1.1_5.1 qemu-8.2.10-slfo.1.1_5.1 qemu-hw-display-virtio-gpu-pci-debuginfo-8.2.10-slfo.1.1_5.1 qemu-spice-8.2.10-slfo.1.1_5.1 qemu-block-nfs-debuginfo-8.2.10-slfo.1.1_5.1 qemu-chardev-spice-debuginfo-8.2.10-slfo.1.1_5.1 qemu-audio-spice-debuginfo-8.2.10-slfo.1.1_5.1 qemu-hw-display-qxl-debuginfo-8.2.10-slfo.1.1_5.1 qemu-hw-display-virtio-gpu-debuginfo-8.2.10-slfo.1.1_5.1 qemu-guest-agent-debuginfo-8.2.10-slfo.1.1_5.1 qemu-block-rbd-8.2.10-slfo.1.1_5.1 qemu-hw-usb-host-debuginfo-8.2.10-slfo.1.1_5.1 qemu-hw-display-virtio-vga-debuginfo-8.2.10-slfo.1.1_5.1 qemu-block-iscsi-8.2.10-slfo.1.1_5.1 qemu-ui-opengl-debuginfo-8.2.10-slfo.1.1_5.1 qemu-block-ssh-debuginfo-8.2.10-slfo.1.1_5.1 qemu-tools-8.2.10-slfo.1.1_5.1 qemu-hw-usb-host-8.2.10-slfo.1.1_5.1 qemu-block-ssh-8.2.10-slfo.1.1_5.1 qemu-chardev-spice-8.2.10-slfo.1.1_5.1 qemu-guest-agent-8.2.10-slfo.1.1_5.1 qemu-ui-spice-core-debuginfo-8.2.10-slfo.1.1_5.1 qemu-hw-display-virtio-vga-8.2.10-slfo.1.1_5.1 qemu-block-curl-8.2.10-slfo.1.1_5.1 qemu-hw-display-virtio-gpu-pci-8.2.10-slfo.1.1_5.1 qemu-pr-helper-debuginfo-8.2.10-slfo.1.1_5.1 qemu-hw-usb-redirect-debuginfo-8.2.10-slfo.1.1_5.1 qemu-hw-display-virtio-gpu-8.2.10-slfo.1.1_5.1 qemu-block-curl-debuginfo-8.2.10-slfo.1.1_5.1 qemu-headless-8.2.10-slfo.1.1_5.1 qemu-block-rbd-debuginfo-8.2.10-slfo.1.1_5.1 qemu-tools-debuginfo-8.2.10-slfo.1.1_5.1 qemu-debuginfo-8.2.10-slfo.1.1_5.1 qemu-ksm-8.2.10-slfo.1.1_5.1 qemu-hw-display-qxl-8.2.10-slfo.1.1_5.1 qemu-img-debuginfo-8.2.10-slfo.1.1_5.1 qemu-hw-usb-redirect-8.2.10-slfo.1.1_5.1 qemu-ui-opengl-8.2.10-slfo.1.1_5.1 qemu-debugsource-8.2.10-slfo.1.1_5.1 qemu-block-iscsi-debuginfo-8.2.10-slfo.1.1_5.1 qemu-pr-helper-8.2.10-slfo.1.1_5.1 qemu-ui-spice-core-8.2.10-slfo.1.1_5.1 qemu-audio-spice-8.2.10-slfo.1.1_5.1 o SUSE Linux Micro 6.1 (noarch) qemu-SLOF-8.2.10-slfo.1.1_5.1 qemu-lang-8.2.10-slfo.1.1_5.1 qemu-vgabios-8.2.101.16.3_3_ga95067eb-slfo.1.1_5.1 qemu-ipxe-8.2.10-slfo.1.1_5.1 qemu-seabios-8.2.101.16.3_3_ga95067eb-slfo.1.1_5.1 o SUSE Linux Micro 6.1 (aarch64) qemu-arm-8.2.10-slfo.1.1_5.1 qemu-arm-debuginfo-8.2.10-slfo.1.1_5.1 o SUSE Linux Micro 6.1 (s390x) qemu-s390x-debuginfo-8.2.10-slfo.1.1_5.1 qemu-s390x-8.2.10-slfo.1.1_5.1 o SUSE Linux Micro 6.1 (x86_64) qemu-accel-tcg-x86-debuginfo-8.2.10-slfo.1.1_5.1 qemu-x86-debuginfo-8.2.10-slfo.1.1_5.1 qemu-accel-tcg-x86-8.2.10-slfo.1.1_5.1 qemu-x86-8.2.10-slfo.1.1_5.1 o SUSE Linux Micro 6.1 (ppc64le) qemu-ppc-8.2.10-slfo.1.1_5.1 qemu-ppc-debuginfo-8.2.10-slfo.1.1_5.1 References: o https://www.suse.com/security/cve/CVE-2025-14876.html o https://www.suse.com/security/cve/CVE-2026-0665.html o https://www.suse.com/security/cve/CVE-2026-2243.html o https://www.suse.com/security/cve/CVE-2026-3195.html o https://www.suse.com/security/cve/CVE-2026-3196.html o https://www.suse.com/security/cve/CVE-2026-3842.html o https://bugzilla.suse.com/show_bug.cgi?id=1255400 o https://bugzilla.suse.com/show_bug.cgi?id=1256484 o https://bugzilla.suse.com/show_bug.cgi?id=1258509 o https://bugzilla.suse.com/show_bug.cgi?id=1259079 o https://bugzilla.suse.com/show_bug.cgi?id=1259080 o https://bugzilla.suse.com/show_bug.cgi?id=1262089 - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AUSCERT. 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