vulnerability
Amazon Linux AMI 2: CVE-2021-3416: Security patch for qemu (ALAS-2023-2148)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:L/Au:N/C:N/I:N/A:P) | Mar 18, 2021 | Jul 21, 2023 | Jul 21, 2023 |
Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
Mar 18, 2021
Added
Jul 21, 2023
Modified
Jul 21, 2023
Description
A potential stack overflow via infinite loop issue was found in various NIC emulators of QEMU in versions up to and including 5.2.0. The issue occurs in loopback mode of a NIC wherein reentrant DMA checks get bypassed. A guest user/process may use this flaw to consume CPU cycles or crash the QEMU process on the host resulting in DoS scenario.
Solution(s)
amazon-linux-ami-2-upgrade-ivshmem-toolsamazon-linux-ami-2-upgrade-qemuamazon-linux-ami-2-upgrade-qemu-audio-alsaamazon-linux-ami-2-upgrade-qemu-audio-ossamazon-linux-ami-2-upgrade-qemu-audio-paamazon-linux-ami-2-upgrade-qemu-audio-sdlamazon-linux-ami-2-upgrade-qemu-block-curlamazon-linux-ami-2-upgrade-qemu-block-dmgamazon-linux-ami-2-upgrade-qemu-block-iscsiamazon-linux-ami-2-upgrade-qemu-block-nfsamazon-linux-ami-2-upgrade-qemu-block-rbdamazon-linux-ami-2-upgrade-qemu-block-sshamazon-linux-ami-2-upgrade-qemu-commonamazon-linux-ami-2-upgrade-qemu-debuginfoamazon-linux-ami-2-upgrade-qemu-guest-agentamazon-linux-ami-2-upgrade-qemu-imgamazon-linux-ami-2-upgrade-qemu-kvmamazon-linux-ami-2-upgrade-qemu-kvm-coreamazon-linux-ami-2-upgrade-qemu-system-aarch64amazon-linux-ami-2-upgrade-qemu-system-aarch64-coreamazon-linux-ami-2-upgrade-qemu-system-x86amazon-linux-ami-2-upgrade-qemu-system-x86-coreamazon-linux-ami-2-upgrade-qemu-ui-cursesamazon-linux-ami-2-upgrade-qemu-ui-gtkamazon-linux-ami-2-upgrade-qemu-ui-sdlamazon-linux-ami-2-upgrade-qemu-useramazon-linux-ami-2-upgrade-qemu-user-binfmtamazon-linux-ami-2-upgrade-qemu-user-static
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