Buffer overflow in the png_read_IDAT_data function in pngrutil.c in libpng before 1.5.21 and 1.6.x before 1.6.16 allows context-dependent attackers to execute arbitrary code via IDAT data with a large width, a different vulnerability than CVE-2014-9495.

References

• https://nvd.nist.gov/vuln/detail/CVE-2015-0973
• https://support.apple.com/HT206167
• http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
• http://secunia.com/advisories/62725
• http://tfpwn.com/files/libpng_heap_overflow_1.6.15.txt
• http://www.openwall.com/lists/oss-security/2015/01/10/1
• http://www.openwall.com/lists/oss-security/2015/01/10/3
• http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
• https://security.netapp.com/advisory/ntap-20240719-0005
• http://sourceforge.net/p/png-mng/mailman/message/33173461