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CVE-2019-11023

Date: April 8, 2019

The agroot() function in cgraph\obj.c in libcgraph.a in Graphviz 2.39.20160612.1140 has a NULL pointer dereference, as demonstrated by graphml2gv.

Language: C

Severity Score

8.8

Related Resources (15)

Url: http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00065.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FI3D5TQE3IMCSF5OUTXQL4GVKFCIY5JG/

Url: http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00054.html

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CLEAHLDJVMAEGA3YMC7KPKJ7ZPXNMJID/

Url: https://access.redhat.com/security/cve/CVE-2019-11023

Url: https://nvd.nist.gov/vuln/detail/CVE-2019-11023

Url: https://gitlab.com/graphviz/graphviz/issues/1517

Url: http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00065.html

Url: https://security-tracker.debian.org/tracker/CVE-2019-11023

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2019-11023

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FI3D5TQE3IMCSF5OUTXQL4GVKFCIY5JG/

Url: http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00056.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CLEAHLDJVMAEGA3YMC7KPKJ7ZPXNMJID/

Url: https://research.loginsoft.com/bugs/null-pointer-dereference-in-function-agroot/

Url: https://www.mend.io/vulnerability-database/CVE-2019-11023

Severity Score

8.8

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:	8.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	6.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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