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CVE-2020-13659

Date: June 2, 2020

address_space_map in exec.c in QEMU 4.2.0 can trigger a NULL pointer dereference related to BounceBuffer.

Language: C

Severity Score

2.5

Related Resources (14)

Url: https://usn.ubuntu.com/4467-1/

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-13659

Url: https://security-tracker.debian.org/tracker/CVE-2020-13659

Url: https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html

Url: http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00086.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-13659

Url: https://access.redhat.com/security/cve/CVE-2020-13659

Url: https://security.gentoo.org/glsa/202011-09

Url: https://www.debian.org/security/2020/dsa-4728

Url: https://security.alpinelinux.org/vuln/CVE-2020-13659

Url: http://www.openwall.com/lists/oss-security/2020/06/01/3

Url: https://lists.gnu.org/archive/html/qemu-devel/2020-05/msg07313.html

Url: https://security.netapp.com/advisory/ntap-20200608-0007/

Url: https://www.mend.io/vulnerability-database/CVE-2020-13659

Severity Score

2.5

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:	2.5
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	HIGH
Privileges Required (PR):	HIGH
User Interaction (UI):	NONE
Scope (S):	CHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	LOW

CVSS v2

Base Score:	1.9
Access Vector (AV):	LOCAL
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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