2010-2805 | FreeType FT_Stream_EnterFrame input validation (RHSA-2010:0864 / BID-42285)

CVSS Meta Temp Score

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Current Exploit Price (≈)

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CTI Interest Score

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6.6 $0-$5k 0.25

A vulnerability, which was classified as critical, has been found in FreeType (Software Library). This issue affects the function FT_Stream_EnterFrame. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-20. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 08/19/2010 by Robert Swiecki as RHSA-2010:0864 (Website). It is possible to read the advisory at marc.info. The identification of this vulnerability is CVE-2010-2805 since 07/22/2010. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

It is declared as proof-of-concept. The exploit is available at securityfocus.com. The vulnerability scanner Nessus provides a plugin with the ID 50636 (RHEL 6 : freetype (RHSA-2010:0864)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 118377 (FreeType Compact Font Format (CFF) Multiple Stack Based Buffer Overflow Vulnerabilities).

Upgrading to version 2.1.7 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.savannah.gnu.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Vulnerability Center (SBV-56230) and Tenable (50636). The entries 4156, 4157, 54410 and 54409 are pretty similar.



VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
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Class: Privilege escalation
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
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Nessus ID: 50636
Nessus Name: RHEL 6 : freetype (RHSA-2010:0864)
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OpenVAS ID: 862471
OpenVAS Name: Fedora Update for freetype FEDORA-2010-15705
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Threat Intelligenceinfoedit

Interest: 🔍
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Active APT Groups: 🔍Recommended: Upgrade
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Upgrade: FreeType 2.1.7
Patch: git.savannah.gnu.org

07/22/2010 🔍
08/06/2010 +15 days 🔍
08/06/2010 +0 days 🔍
08/06/2010 +0 days 🔍
08/19/2010 +13 days 🔍
08/19/2010 +0 days 🔍
11/10/2010 +83 days 🔍
11/18/2010 +8 days 🔍
03/19/2015 +1582 days 🔍
01/28/2016 +315 days 🔍
09/23/2021 +2065 days 🔍Advisory: RHSA-2010:0864
Researcher: Robert Swiecki
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-2805 (🔍)

Vulnerability Center: 56230 – FreeType Prior to 2.4.2 Remote DoS or Arbitrary Code Execution Vulnerability via a Crafted Font File, Medium
SecurityFocus: 42285 – FreeType Stack Buffer Overflow and Memory Corruption Vulnerabilities
Secunia: 40816 – FreeType Multiple Vulnerabilities, Highly Critical
Vupen: ADV-2010-2018

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

Created: 03/19/2015 14:37
Updated: 09/23/2021 11:24
Changes: (1) advisory_identifier
Complete: 🔍


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