FreeType up to 2.4.5 CoreGraphics numeric error

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in FreeType. Impacted is an unknown function of the component CoreGraphics. Performing a manipulation results in numeric error. This vulnerability is known as CVE-2011-0226. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in FreeType (Software Library). It has been classified as very critical. This affects an unknown functionality of the component CoreGraphics. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Integer signedness error in psaux/t1decode.c in FreeType before 2.4.6, as used in CoreGraphics in Apple iOS before 4.2.9 and 4.3.x before 4.3.4 and other products, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted Type 1 font in a PDF document, as exploited in the wild in July 2011.

The weakness was published 07/19/2011 by Saurik (Website). It is possible to read the advisory at lists.nongnu.org. This vulnerability is uniquely identified as CVE-2011-0226 since 12/23/2010. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/19/2025).

It is declared as attacked. The vulnerability scanner Nessus provides a plugin with the ID 68311 (Oracle Linux 6 : freetype (ELSA-2011-1085)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119638 (Apple Mac OS X Lion v10.7.2 and Security Update 2011-006 Not Installed (APPLE-SA-2011-10-12-3)).

Upgrading to version 2.3.4 eliminates this vulnerability.

The vulnerability is also documented in the databases at Zero-Day.cz (356), Tenable (68311), SecurityFocus (BID 48619†), Secunia (SA45167†) and Vulnerability Center (SBV-32478†). Similar entry is available at VDB-57976. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68311
Nessus Name: Oracle Linux 6 : freetype (ELSA-2011-1085)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 70228
OpenVAS Name: Debian Security Advisory DSA 2294-1 (freetype)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Zero-Day.cz: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FreeType 2.3.4
McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

12/23/2010 🔍
07/06/2011 +195 days 🔍
07/06/2011 +0 days 🔍
07/08/2011 +2 days 🔍
07/19/2011 +11 days 🔍
07/19/2011 +0 days 🔍
07/31/2011 +12 days 🔍
07/12/2013 +712 days 🔍
03/23/2015 +619 days 🔍
01/19/2025 +3590 days 🔍

Sourcesinfo

Advisory: RHSA-2011:1085
Researcher: Saurik
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-0226 (🔍)
GCVE (CVE): GCVE-0-2011-0226
GCVE (VulDB): GCVE-100-57975

OVAL: 🔍

SecurityFocus: 48619 - FreeType 'src/psaux/t1decode.c' Memory Corruption Vulnerability
Secunia: 45167 - FreeType PostScript Type1 Font Parsing Vulnerability, Highly Critical
Vulnerability Center: 32478 - FreeType before 2.4.6 in Apple iOS Remote Arbitrary Code Execution or DoS Vulnerability, High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 01/19/2025 05:33
Changes: 03/23/2015 16:50 (63), 03/29/2017 09:10 (17), 11/14/2021 18:04 (2), 11/14/2021 18:11 (1), 11/14/2021 18:18 (2), 07/16/2024 06:20 (20), 01/19/2025 05:33 (4)
Complete: 🔍
Cache ID: 216::103

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