# CVE-2026-63110: qemu vulnerability

CVE-2026-63110 is fixed in 39 products on 1 platform, first by DEBIAN-CVE-2026-63110, released August 31, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-63110
- Priority: Routine
- CVSS: 3.4 (IMPORTANT)
- EPSS: n/a
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 30, 2026

## Description

libvhost-user: fix heap overflow in vu_check_queue_inflights (Michael S. Tsirkin) [Orabug: 39843801]

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | qemu Debian 13.5 (trixie) | 1:10.0.13+ds-0+deb13u1 | [DEBIAN-CVE-2026-63110](https://patchblox.com/security/data/fix/linux/debian-cve-2026-63110.md) | Aug 31, 2026 |
| Linux | qemu Debian 14 | 1:11.1.0+ds-1 | [DEBIAN-CVE-2026-63110](https://patchblox.com/security/data/fix/linux/debian-cve-2026-63110.md) | Aug 31, 2026 |
| Linux | qemu amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-common amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-common-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-debugsource amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-docs amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-guest-agent amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-guest-agent ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-guest-agent-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-img amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-img ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-img-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-kvm amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-kvm ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-kvm-block-curl ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-kvm-block-iscsi ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-kvm-block-rbd ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-kvm-block-ssh ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-kvm-common ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-kvm-core amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-kvm-core ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-kvm-device-usb-host ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |
| Linux | qemu-pr-helper amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-pr-helper-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-system-aarch64 amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-system-aarch64-core amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-system-aarch64-core-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-system-x86 amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-system-x86-core amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-system-x86-core-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-tests amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-tests-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-tools amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-tools-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-user amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-user-binfmt amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-user-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-user-static amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-user-static-aarch64 amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-user-static-aarch64-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-user-static-x86 amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-user-static-x86-debuginfo amzn 2023 | 2:11.0.0-4.amzn2023 | [ALAS2023-2026-3241](https://patchblox.com/security/data/fix/linux/alas2023-2026-3241.md) | Nov 7, 2026 |
| Linux | qemu-virtiofsd ol 9 | 31:7.2.0-43.el9 | [ELSA-2026-500245](https://patchblox.com/security/data/fix/linux/elsa-2026-500245.md) | Sep 3, 2026 |

---

Data as of 2026-11-11T01:43:54Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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