CVE-2022-33068

harfbuzz: integer overflow in the component hb-ot-shape-fallback.cc

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service (DoS) via unspecified vectors.

Un desbordamiento de enteros en el componente hb-ot-shape-fallback.cc de Harfbuzz versión v4.3.0, permite a atacantes causar una Denegación de Servicio (DoS) por medio de vectores no especificados

A vulnerability found in harfbuzz. An integer overflow in the hb-ot-shape-fallback.cc component allows attackers to cause a denial of service (DoS) via unspecified vectors.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-06-13 CVE Reserved
2022-06-22 CVE Published
2024-08-03 CVE Updated
2024-08-03 First Exploit
2024-09-13 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-190: Integer Overflow or Wraparound

CAPEC

References (8)

URL	Tag	Source

URL	Date	SRC
https://github.com/harfbuzz/harfbuzz/issues/3557	2024-08-03

URL	Date	SRC
https://github.com/harfbuzz/harfbuzz/commit/62e803b36173fd096d7ad460dd1d1db9be542593	2023-11-07

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FQBJ24W6TXLSAQWCFW7IBGUMX4AJI3S4	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QQMEXOVDL3T2UXKBCON7JSOCE646G7HG	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W56WTC5IY4EIUHVUIHMCXA3BSBZLSZCI	2023-11-07
https://security.gentoo.org/glsa/202209-11	2023-11-07
https://access.redhat.com/security/cve/CVE-2022-33068	2022-11-15
https://bugzilla.redhat.com/show_bug.cgi?id=2102608	2022-11-15

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Harfbuzz Project Search vendor "Harfbuzz Project"		Harfbuzz Search vendor "Harfbuzz Project" for product "Harfbuzz"				4.3.0 Search vendor "Harfbuzz Project" for product "Harfbuzz" and version "4.3.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				35 Search vendor "Fedoraproject" for product "Fedora" and version "35"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				36 Search vendor "Fedoraproject" for product "Fedora" and version "36"		-		Affected