VDB

ALINUX2-SA-2020%3A0117

ALINUX2-SA-2020%3A0117 PUBLISHED CVSS 5 MEDIUM

Package updates are available for Alibaba Cloud Linux 2.1903 that fix the following vulnerabilities: CVE-2020-14364: An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU in versions before 5.2.0. This issue occurs while processing USB packets from a guest when USBDevice 'setup_len' exceeds its 'data_buf[4096]' in the do_token_in, do_token_out routines. This flaw allows a guest user to crash the QEMU process, resulting in a denial of service, or the potential execution of arbitrary code with the privileges of the QEMU process on the host.

Risk Scores

CVSS 3.1
5
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L

Affected Products

VendorProductVersions
Alibaba Cloudqemu-kvm-ma

Timeline

  • Sep 30, 2020 CVE Published
  • Sep 30, 2020 CVE Updated
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