CVE-2026-16043

qemu vulnerability

CVE-2026-16043 is fixed in 12 products on 1 platform, first by DEBIAN-CVE-2026-16043, released August 1, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
8.2
IMPORTANT
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
n/a

[7.2.0-43.el9] - dmg: reject inconsistent UDRW chunk sector count and length (CVE-2026-65928) (Stefan Hajnoczi) [Orabug: 39849788] {CVE-2026-65928} - dmg: fix out-of-bounds load in search_chunk() (CVE-2026-65929) (Stefan Hajnoczi) [Orabug: 39849747] {CVE-2026-65929} - virtio: avoid packed vring virtio_queue_empty() infinite loops (CVE-2026-16457) (Stefan Hajnoczi) [Orabug: 39844863] {CVE-2026-16457} - hw/net/virtio-net: Protect from DMA re-entrancy bugs (Laurent Vivier) [Orabug: 39843811] {CVE-2026-66022} - libvduse: validate vq size (Michael S. Tsirkin) [Orabug: 39825932] {CVE-2026-61402} - libvhost-user: fix heap overflow in vu_check_queue_inflights (Michael S. Tsirkin) [Orabug: 39843801] {CVE-2026-63110} - libvhost-user: validate last_batch_head in vu_check_queue_inflights (Michael S. Tsirkin) [Orabug: 39843801] {CVE-2026-63110} - virtio-net: fix short frame OOB read in receive_filter() (Michael S. Tsirkin) [Orabug: 39843795] {CVE-2026-63320} - hw/9pfs: fix O_TRUNC bypass on read-only export (Christian Schoenebeck) [Orabug: 39804678] {CVE-2026-63318} - hw/usb/hcd-xhci-sysbus: Fix OOB heap access in xhci_sysbus_intr_raise() (Thomas Huth) [Orabug: 39793551] {CVE-2026-16043} - usbredir: fix use-after-free on buffered bulk packet overflow (Marc-Andre Lureau) [Orabug: 39793554] {CVE-2026-15705} - ui/vnc: validate SetPixelFormat field ranges (Marc-Andre Lureau) [Orabug: 39804658] {CVE-2026-15578} - target/i386: add compatibility property for arch_capabilities (Paolo Bonzini) [Orabug: 39935277] - hw/i386: Add pc-q35-7.2-exadata-v2 machine (Mark Kanda) [Orabug: 39917084]

Where it's fixed

ProductFixed inFixReleased
Linux
qemu · Debian 13.5 (trixie) 1:10.0.12+ds-0+deb13u1 DEBIAN-CVE-2026-16043 Aug 1, 2026
qemu · Debian 14 1:11.0.3+ds-1 DEBIAN-CVE-2026-16043 Aug 1, 2026
qemu-guest-agent · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-img · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-kvm · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-kvm-block-curl · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-kvm-block-iscsi · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-kvm-block-rbd · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-kvm-block-ssh · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-kvm-common · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-kvm-core · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-kvm-device-usb-host · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026
qemu-virtiofsd · ol 9 31:7.2.0-43.el9 ELSA-2026-500245 Sep 3, 2026

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