SUSE-SU-2026:20038-1: important: Security update for qemu
SLE-SECURITY-UPDATES
null at suse.de
Thu Jan 15 08:34:10 UTC 2026
# Security update for qemu
Announcement ID: SUSE-SU-2026:20038-1
Release Date: 2026-01-06T12:03:03Z
Rating: important
References:
* bsc#1230042
* bsc#1240157
* bsc#1243013
* bsc#1246566
* bsc#1250984
* bsc#1252768
* bsc#1253002
* bsc#1254286
Cross-References:
* CVE-2025-11234
* CVE-2025-12464
CVSS scores:
* CVE-2025-11234 ( SUSE ): 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2025-11234 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-11234 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-12464 ( SUSE ): 6.9
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2025-12464 ( SUSE ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-12464 ( NVD ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
* SUSE Linux Micro 6.0
An update that solves two vulnerabilities and has six fixes can now be
installed.
## Description:
This update for qemu fixes the following issues:
Update to version 8.2.10.
Security issues fixed:
* CVE-2025-12464: stack-based buffer overflow in the e1000 network device
operations can be exploited by a malicious guest user to crash the QEMU
process on the host (bsc#1253002).
* CVE-2025-11234: use-after-free in WebSocket handshake operations can be
exploited by a malicious client with network access to the VNC WebSocket
port to cause a denial-of-service (bsc#1250984).
Other updates and bugfixes:
* [openSUSE][RPM] spec: require qemu-hw-display-virtio-gpu-pci for x86 too.
* [openSUSE][RPM]: really fix *-virtio-gpu-pci dependency on ARM
(bsc#1254286).
* block/curl: fix curl internal handles handling (bsc#1252768).
* [openSUSE][RPM]: spec: qemu-vgabios is required on ppc (bsc#1230042).
* [roms] seabios: include "pciinit: don't misalign large BARs" (bsc#1246566).
* [openSUSE][RPM] spec: Require ipxe and virtio-gpu packages for more arch-es
(bsc#1240157).
* [openSUSE][RPM]: disable LTO for userspace emulation on 15.6 (bsc#1243013).
* Version 8.2.10 changes:
* Full changelog: https://lore.kernel.org/qemu-
devel/7dd1fbc7-a58f-4b2c-82b9-735840246ab2 at tls.msk.ru/
* Some backports:
* hw/misc/aspeed_hace: Fix buffer overflow in has_padding function
* target/ppc: Fix e200 duplicate SPRs
* linux-user/riscv: Fix handling of cpu mask in riscv_hwprobe syscall
* docs/about/emulation: Fix broken link
* vdpa: Allow vDPA to work on big-endian machine
* vdpa: Fix endian bugs in shadow virtqueue
* target/loongarch: Fix vldi inst
* target/arm: Simplify pstate_sm check in sve_access_check
* target/arm: Make DisasContext.{fp, sve}_access_checked tristate
* util/cacheflush: Make first DSB unconditional on aarch64
* ui/cocoa: Temporarily ignore annoying deprecated declaration warnings
* docs: Rename default-configs to configs
* block: Zero block driver state before reopening
* hw/xen/hvm: Fix Aarch64 typo
* hw/net/smc91c111: Don't allow data register access to overrun buffer
* hw/net/smc91c111: Sanitize packet length on tx
* hw/net/smc91c111: Sanitize packet numbers
* hw/net/smc91c111: Ignore attempt to pop from empty RX fifo
* ppc/pnv/occ: Fix common area sensor offsets
* net: move backend cleanup to NIC cleanup
* net: parameterize the removing client from nc list
* util/qemu-timer.c: Don't warp timer from timerlist_rearm()
* target/arm: Correct STRD atomicity
* target/arm: Correct LDRD atomicity and fault behaviour
## 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:
* SUSE Linux Micro 6.0
zypper in -t patch SUSE-SLE-Micro-6.0-545=1
## Package List:
* SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
* qemu-chardev-spice-debuginfo-8.2.10-1.1
* qemu-guest-agent-8.2.10-1.1
* qemu-hw-display-virtio-gpu-pci-8.2.10-1.1
* qemu-hw-usb-host-debuginfo-8.2.10-1.1
* qemu-pr-helper-8.2.10-1.1
* qemu-hw-display-qxl-debuginfo-8.2.10-1.1
* qemu-debugsource-8.2.10-1.1
* qemu-block-iscsi-debuginfo-8.2.10-1.1
* qemu-chardev-spice-8.2.10-1.1
* qemu-hw-display-virtio-vga-8.2.10-1.1
* qemu-hw-display-virtio-gpu-debuginfo-8.2.10-1.1
* qemu-hw-usb-redirect-8.2.10-1.1
* qemu-ui-spice-core-8.2.10-1.1
* qemu-ui-spice-core-debuginfo-8.2.10-1.1
* qemu-block-curl-8.2.10-1.1
* qemu-hw-usb-redirect-debuginfo-8.2.10-1.1
* qemu-block-ssh-8.2.10-1.1
* qemu-ui-opengl-debuginfo-8.2.10-1.1
* qemu-img-8.2.10-1.1
* qemu-ksm-8.2.10-1.1
* qemu-tools-debuginfo-8.2.10-1.1
* qemu-hw-display-virtio-gpu-pci-debuginfo-8.2.10-1.1
* qemu-block-ssh-debuginfo-8.2.10-1.1
* qemu-tools-8.2.10-1.1
* qemu-block-rbd-8.2.10-1.1
* qemu-ui-opengl-8.2.10-1.1
* qemu-audio-spice-8.2.10-1.1
* qemu-block-iscsi-8.2.10-1.1
* qemu-8.2.10-1.1
* qemu-block-rbd-debuginfo-8.2.10-1.1
* qemu-hw-display-qxl-8.2.10-1.1
* qemu-audio-spice-debuginfo-8.2.10-1.1
* qemu-pr-helper-debuginfo-8.2.10-1.1
* qemu-hw-display-virtio-vga-debuginfo-8.2.10-1.1
* qemu-hw-display-virtio-gpu-8.2.10-1.1
* qemu-img-debuginfo-8.2.10-1.1
* qemu-block-curl-debuginfo-8.2.10-1.1
* qemu-debuginfo-8.2.10-1.1
* qemu-guest-agent-debuginfo-8.2.10-1.1
* qemu-hw-usb-host-8.2.10-1.1
* SUSE Linux Micro 6.0 (x86_64)
* qemu-accel-tcg-x86-debuginfo-8.2.10-1.1
* qemu-x86-8.2.10-1.1
* qemu-accel-tcg-x86-8.2.10-1.1
* qemu-x86-debuginfo-8.2.10-1.1
* SUSE Linux Micro 6.0 (noarch)
* qemu-seabios-8.2.101.16.3_3_ga95067eb-1.1
* qemu-ipxe-8.2.10-1.1
* qemu-vgabios-8.2.101.16.3_3_ga95067eb-1.1
* qemu-lang-8.2.10-1.1
* SUSE Linux Micro 6.0 (s390x)
* qemu-s390x-debuginfo-8.2.10-1.1
* qemu-s390x-8.2.10-1.1
* SUSE Linux Micro 6.0 (aarch64)
* qemu-arm-debuginfo-8.2.10-1.1
* qemu-arm-8.2.10-1.1
## References:
* https://www.suse.com/security/cve/CVE-2025-11234.html
* https://www.suse.com/security/cve/CVE-2025-12464.html
* https://bugzilla.suse.com/show_bug.cgi?id=1230042
* https://bugzilla.suse.com/show_bug.cgi?id=1240157
* https://bugzilla.suse.com/show_bug.cgi?id=1243013
* https://bugzilla.suse.com/show_bug.cgi?id=1246566
* https://bugzilla.suse.com/show_bug.cgi?id=1250984
* https://bugzilla.suse.com/show_bug.cgi?id=1252768
* https://bugzilla.suse.com/show_bug.cgi?id=1253002
* https://bugzilla.suse.com/show_bug.cgi?id=1254286
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