CVE-2014-9495

HIGH

libpng <1.5.21, <1.6.16 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2014-9495. PoCs published by Enessar.

AI-analyzed exploit summary This repository contains a working PoC for CVE-2014-9495, a heap buffer overflow in libpng v1.5.20 due to an integer overflow in Adam7 interlaced PNG processing. The exploit includes fuzzing scripts and a C program to trigger the vulnerability.

Description

Heap-based buffer overflow in the png_combine_row function in libpng before 1.5.21 and 1.6.x before 1.6.16, when running on 64-bit systems, might allow context-dependent attackers to execute arbitrary code via a "very wide interlaced" PNG image.

Exploits (1)

nomisec WORKING POC
by Enessar · poc
https://github.com/Enessar/LibPNG_OSS-Fuzz

This repository contains a working PoC for CVE-2014-9495, a heap buffer overflow in libpng v1.5.20 due to an integer overflow in Adam7 interlaced PNG processing. The exploit includes fuzzing scripts and a C program to trigger the vulnerability.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: libpng v1.5.20
No auth needed
Prerequisites: libpng v1.5.20 installed · compiler with AddressSanitizer support
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (11)

Core 11
Core References
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2015/01/04/3
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/71820
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206167
Product mailing-list x_refsource_mlist
http://sourceforge.net/p/png-mng/mailman/message/33173461/
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2015/01/10/1
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2015/01/10/3
Product mailing-list x_refsource_mlist
http://sourceforge.net/p/png-mng/mailman/message/33172831/
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1031444
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/62725

Scores

CVSS v3 8.8
EPSS 0.0389
EPSS Percentile 88.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-122
Status published
Products (18)
apple/mac_os_x < 10.11.3
libpng/libpng 1.6.0 (2 CPE variants)
libpng/libpng 1.6.1 (2 CPE variants)
libpng/libpng 1.6.2 (2 CPE variants)
libpng/libpng 1.6.3 (2 CPE variants)
libpng/libpng 1.6.4 (2 CPE variants)
libpng/libpng 1.6.5
libpng/libpng 1.6.6
libpng/libpng 1.6.7 (2 CPE variants)
libpng/libpng 1.6.8 (2 CPE variants)
... and 8 more
Published Jan 10, 2015
Tracked Since Feb 18, 2026