CVE-2017-12809

MEDIUM6.5

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

Published Aug 23, 2017

Modified 1 years ago

No fix available

Details

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.

References

ADVISORYhttp://www.debian.org/security/2017/dsa-3991 WEBhttp://www.openwall.com/lists/oss-security/2017/08/21/2 WEBhttp://www.securityfocus.com/bid/100451 WEBhttps://lists.gnu.org/archive/html/qemu-devel/2017-08/msg01850.html ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2017-12809

CVSS Analysis

CVSS v3.1

6.5

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

ChangedS:C

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

6.5/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Ecosystems

Timeline

PublishedAug 23, 2017

ModifiedAug 5, 2024