Vulnerability CVE-2017-12809: Information
Description
QEMU (aka Quick Emulator), when built with the IDE disk and CD/DVD-ROM Emulator support, allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by flushing an empty CDROM device drive.
Severity: MEDIUM (6.5) Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Fixed packages
Package name | Branch | Fixed in version | Version from repository | Errata ID | Task # | State |
|---|---|---|---|---|---|---|
| qemu | sisyphus | 2.10.0-alt1 | 8.2.3-alt1 | ALT-PU-2017-2175-1 | 187863 | Fixed |
| qemu | sisyphus_e2k | 7.2.0-alt3.E2K.3 | 7.2.0-alt3.E2K.4 | ALT-PU-2024-1953-1 | - | Fixed |
| qemu | p10 | 2.10.0-alt1 | 8.2.2-alt0.p10.1 | ALT-PU-2017-2175-1 | 187863 | Fixed |
| qemu | p10_e2k | 7.2.0-alt3.E2K.0 | 7.2.0-alt3.E2K.3 | ALT-PU-2023-6766-1 | - | Fixed |
| qemu | p9 | 2.10.0-alt1 | 5.2.0-alt6 | ALT-PU-2017-2175-1 | 187863 | Fixed |
| qemu | p8 | 2.11.0-alt0.M80P.1 | 2.11.0-alt0.M80P.4 | ALT-PU-2018-1018-1 | 197530 | Fixed |
| qemu | c10f1 | 2.10.0-alt1 | 8.2.2-alt0.p10.1 | ALT-PU-2017-2175-1 | 187863 | Fixed |
| qemu | c9f2 | 2.10.0-alt1 | 5.2.0-alt6.c9.1 | ALT-PU-2017-2175-1 | 187863 | Fixed |
| qemu | c7 | 2.5.1.1-alt0.M70C.5 | 2.5.1.1-alt0.M70C.5 | ALT-PU-2017-2394-1 | 188849 | Fixed |
References to Advisories, Solutions, and Tools
Hyperlink | Resource |
|---|---|
| [qemu-devel] 20170809 [Qemu-devel] [PATCH 1/2] IDE: Do not flush empty CDROM drives |
|
| [oss-security] 20170821 CVE-2017-12809 Qemu: ide: flushing of empty CDROM drives leads to NULL dereference |
|
| 100451 |
|
| DSA-3991 |
|