CVE-2020-15859 Information

Description

QEMU 4.2.0 has a use-after-free in hw/net/e1000e_core.c because a guest OS user can trigger an e1000e packet with the data’s address set to the e1000e’s MMIO address.

CVSS Vector

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

Reference

https://bugs.launchpad.net/qemu/+bug/1886362 https://lists.gnu.org/archive/html/qemu-devel/2020-07/msg05304.html https://www.openwall.com/lists/oss-security/2020/07/21/3

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

LOW

Base Severity

3.3