CVE-2020-13253

2020-05-2700:00:00

ubuntu.com

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

0.0004 Low

EPSS

Percentile

13.3%

JSON

sd_wp_addr in hw/sd/sd.c in QEMU 4.2.0 uses an unvalidated address, which
leads to an out-of-bounds read during sdhci_write() operations. A guest OS
user can crash the QEMU process.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchqemu< 1:2.11+dfsg-1ubuntu7.31UNKNOWN
ubuntu20.04noarchqemu< 1:4.2-3ubuntu6.4UNKNOWN
ubuntu14.04noarchqemu< 2.0.0+dfsg-2ubuntu1.47+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchqemu< 1:2.5+dfsg-5ubuntu10.45UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	qemu	< 1:2.11+dfsg-1ubuntu7.31	UNKNOWN
ubuntu	20.04	noarch	qemu	< 1:4.2-3ubuntu6.4	UNKNOWN
ubuntu	14.04	noarch	qemu	< 2.0.0+dfsg-2ubuntu1.47+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	16.04	noarch	qemu	< 1:2.5+dfsg-5ubuntu10.45	UNKNOWN