Summary
Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2024-3446: A double free vulnerability was found in QEMU virtio devices (virtio-gpu, virtio-serial-bus, virtio-crypto), where the mem_reentrancy_guard flag insufficiently protects against DMA reentrancy issues. This issue could allow a malicious privileged guest user to crash the QEMU process on the host, resulting in a denial of service or allow arbitrary code execution within the context of the QEMU process on the host.
Fixed packages 28
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2 | ivshmem-tools | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-audio-alsa | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-audio-oss | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-audio-pa | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-audio-sdl | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-block-curl | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-block-dmg | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-block-iscsi | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-block-nfs | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-block-rbd | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-block-ssh | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-common | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-debuginfo | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-guest-agent | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-img | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-kvm | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-kvm-core | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-system-aarch64 | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-system-aarch64-core | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-system-x86 | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-system-x86-core | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-ui-curses | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-ui-gtk | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-ui-sdl | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-user | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-user-binfmt | 10:3.1.0-8.amzn2.0.16 |
| Amazon Linux · 2 | qemu-user-static | 10:3.1.0-8.amzn2.0.16 |
Vulnerabilities 1
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High 8.2
Qemu: virtio: dma reentrancy issue leads to double free vulnerability
A double free vulnerability was found in QEMU virtio devices (virtio-gpu, virtio-serial-bus, virtio-crypto), where the mem_reentrancy_guard flag insufficiently protects against DMA reentrancy issues. This issue could allow a malicious privileged guest user to…
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2024-3446.html