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Freetype CVE-2014-9745

MEDIUM
Resource Management Errors (CWE-399)
2015-09-14 cve@mitre.org
Denial Of Service Debian Canonical Debian Linux Ubuntu Linux Freetype Opensuse
5.0
CVSS 2.0 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-399
Impact

CVSS score of 5.0 (MEDIUM). Attack characteristics: network attack vector, low complexity. EPSS exploitation probability: 2.91%.
Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 2.9% exploitation probability (EPSS)

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AnalysisAI

The parse_encoding function in type1/t1load.c in FreeType before 2.5.3 allows remote attackers to cause a denial of service (infinite loop) via a "broken number-with-base" in a Postscript stream, as. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Technical ContextAI · show details

This vulnerability is classified under CWE-399. The parse_encoding function in type1/t1load.c in FreeType before 2.5.3 allows remote attackers to cause a denial of service (infinite loop) via a "broken number-with-base" in a Postscript stream, as demonstrated by 8#garbage. Affected products include: Freetype, Debian Debian Linux, Canonical Ubuntu Linux, Opensuse. Version information: before 2.5.3.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 5.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Confidentiality
None
Integrity
None
Availability
P

DescriptionCVE.org

The parse_encoding function in type1/t1load.c in FreeType before 2.5.3 allows remote attackers to cause a denial of service (infinite loop) via a "broken number-with-base" in a Postscript stream, as demonstrated by 8#garbage.

Threat Intelligence Overview

EPSS Score
2.9%
Top 14% exploitable
Data Quality
3 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 2.9%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

28
Low Medium High Critical
KEV: 0
EPSS: +3
CVSS: +25
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:a:freetype:freetype:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*

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Arbitrary code execution in FreeType 2.13.0 and earlier via heap buffer overflow when parsing TrueType GX/variable font

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9.8 Apr 22

FreeType commit 1e2eb65048f75c64b68708efed6ce904c31f3b2f was discovered to contain a heap buffer overflow via the functi
CVE-2020-15999 CRITICAL POC
9.6 Nov 03

Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploi
CVE-2014-9662 HIGH POC
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cff/cf2ft.c in FreeType before 2.5.4 does not validate the return values of point-allocation functions, which allows rem
CVE-2014-9674 HIGH POC
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The Mac_Read_POST_Resource function in base/ftobjs.c in FreeType before 2.5.4 proceeds with adding to length values with
CVE-2014-9660 HIGH POC
7.5 Feb 08

The _bdf_parse_glyphs function in bdf/bdflib.c in FreeType before 2.5.4 does not properly handle a missing ENDCHAR recor
CVE-2014-9665 HIGH POC
7.5 Feb 08

The Load_SBit_Png function in sfnt/pngshim.c in FreeType before 2.5.4 does not restrict the rows and pitch values of PNG
CVE-2014-9661 HIGH POC
7.5 Feb 08

type42/t42parse.c in FreeType before 2.5.4 does not consider that scanning can be incomplete without triggering an error
CVE-2014-9659 HIGH POC
7.5 Feb 08

cff/cf2intrp.c in the CFF CharString interpreter in FreeType before 2.5.4 proceeds with additional hints after the hint

CVE-2014-9663 HIGH POC
7.5 Feb 08

The tt_cmap4_validate function in sfnt/ttcmap.c in FreeType before 2.5.4 validates a certain length field before that fi
CVE-2022-27406 HIGH POC
7.5 Apr 22

FreeType commit 22a0cccb4d9d002f33c1ba7a4b36812c7d4f46b5 was discovered to contain a segmentation violation via the func
CVE-2014-9656 HIGH POC
7.5 Feb 08

The tt_sbit_decoder_load_image function in sfnt/ttsbit.c in FreeType before 2.5.4 does not properly check for an integer

Same weakness CWE-399 – Resource Management Errors

View all
CVE-2013-3893 HIGH POC
8.8
CVE-2013-0025 CRITICAL POC
9.3
CVE-2015-0064 CRITICAL POC
9.3
CVE-2015-0065 CRITICAL POC
9.3
CVE-2013-3846 CRITICAL POC
9.3
CVE-2016-5427 HIGH
7.5
CVE-2013-0233 MEDIUM POC
6.8
CVE-2013-1305 HIGH
7.8

Same technique Denial Of Service

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CVE-2015-5119 CRITICAL POC
9.8
CVE-2011-2462 CRITICAL POC
9.8
CVE-2011-0611 HIGH POC
8.8
CVE-2012-1889 HIGH POC
8.8
CVE-2012-0507 CRITICAL POC
9.8
CVE-2014-1761 HIGH POC
7.8
CVE-2015-5122 CRITICAL POC
9.8
CVE-2011-0609 HIGH POC
7.8

References

Advisories & patches
REF http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=df14e6c0b9592cbb24d5381dfc6106b14f915e75 REF http://lists.opensuse.org/opensuse-updates/2015-10/msg00017.html REF http://savannah.nongnu.org/bugs/index.php?41590 REF http://www.debian.org/security/2015/dsa-3370 REF http://www.securityfocus.com/bid/76727 REF http://www.securitytracker.com/id/1033536 REF http://www.ubuntu.com/usn/USN-2739-1 REF https://bugs.launchpad.net/ubuntu/+source/freetype/+bug/1492124 REF https://code.google.com/p/chromium/issues/detail?id=459050

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