Multiple buffer overflows in QEMU before 1.7.2 and 2.x before 2.0.0, allow local users to cause a denial of service (crash) or possibly execute arbitrary code via a large (1) L1 table in the qcow2_snapshot_load_tmp in the QCOW 2 block driver (block/qcow2-snapshot.c) or (2) uncompressed chunk, (3) chunk length, or (4) number of sectors in the DMG block driver (block/dmg.c).
CVSS Details
- CVSS 3.0 Base Score: 7.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade qemu-guest-agentUpgrade qemu-kvm-toolsUpgrade qemu-kvmUpgrade qemu-img | Aug 17, 2018 | Apr 22, 2014 |
| Debian | — | Upgrade qemu-kvmUpgrade qemu | Jul 30, 2024 | Aug 10, 2017 |
| Gentoo Linux | — | Upgrade app-emulation/qemu. | Oct 30, 2017 | Aug 10, 2017 |
| Oracle_linux | — | Upgrade qemu-kvmUpgrade qemu-guest-agentUpgrade qemu-imgUpgrade qemu-kvm-tools | Oct 16, 2024 | Aug 10, 2017 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Aug 10, 2017 |
| Suse | — | Upgrade qemu-langUpgrade qemu-block-curlUpgrade qemu-seabiosUpgrade qemu-kvmUpgrade qemu-ksmUpgrade qemu-vgabiosUpgrade qemu-guest-agentUpgrade qemu-block-iscsiUpgrade qemu-block-sshUpgrade qemu-s390Upgrade qemu-toolsUpgrade kvmUpgrade qemu-sgabiosUpgrade qemuUpgrade qemu-ipxeUpgrade qemu-ppcUpgrade qemu-x86Upgrade qemu-block-rbdUpgrade qemu-arm | Dec 18, 2015 | May 8, 2014 |
| Ubuntu | — | Upgrade qemu-system-aarch64Upgrade qemu-system-miscUpgrade qemu-system-mipsUpgrade qemu-system-sparcUpgrade qemu-systemUpgrade qemu-kvmUpgrade qemu-system-x86Upgrade qemu-system-armUpgrade qemu-system-ppc | Nov 8, 2024 | Aug 10, 2017 |
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