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CVSS: 7.5EPSS: 7%CPEs: 15EXPL: 1

12 Jan 2014 — The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c. La función png_do_expand_palette en libpng anteriores a 1.6.8 permite a atacantes remotos causar una denegación de servicio (referencia a puntero NULO y crash de la aplicación) a través de (1) un chunk PLTE de cero bytes o (2) una paleta NULL, relacionada co... • http://advisories.mageia.org/MGASA-2014-0075.html •

CVSS: 5.5EPSS: 1%CPEs: 149EXPL: 0

13 Aug 2012 — The png_push_read_zTXt function in pngpread.c in libpng 1.0.x before 1.0.58, 1.2.x before 1.2.48, 1.4.x before 1.4.10, and 1.5.x before 1.5.10 allows remote attackers to cause a denial of service (out-of-bounds read) via a large avail_in field value in a PNG image. La función png_push_read_zTXt en pngpread.c en libpng v1.0.x antes de v1.0.58, v1.2.x antes de v1.2.48, v1.4.x antes de v1.4.10 y v1.5.x antes de v1.5.10 permite a atacantes remotos provocar una denegación de servicio (lectura fuera de límites) a... • http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=668082 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVSS: 9.8EPSS: 1%CPEs: 14EXPL: 0

22 Jul 2012 — Off-by-one error in the png_formatted_warning function in pngerror.c in libpng 1.5.4 through 1.5.7 might allow remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via unspecified vectors, which trigger a stack-based buffer overflow. Error de superación de límite (off-by-one) en la función png_formatted_warning en pngerror.c en libpng v1.5.4 1.5.7 podría permitir a través de los atacantes remotos causar una denegación de servicio (caída de aplicación) y posib... • http://secunia.com/advisories/47827 • CWE-189: Numeric Errors •

CVSS: 7.8EPSS: 6%CPEs: 143EXPL: 0

29 May 2012 — The png_set_text_2 function in pngset.c in libpng 1.0.x before 1.0.59, 1.2.x before 1.2.49, 1.4.x before 1.4.11, and 1.5.x before 1.5.10 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted text chunk in a PNG image file, which triggers a memory allocation failure that is not properly handled, leading to a heap-based buffer overflow. La función png_set_text_2 en pngset.c en libpng v1.0.x anterior a v1.0.59, v1.2.x anterior a v1.2.49, v1.4.x anterior a v1.4.11,... • http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVSS: 7.8EPSS: 8%CPEs: 18EXPL: 0

22 Mar 2012 — Integer signedness error in the png_inflate function in pngrutil.c in libpng before 1.4.10beta01, as used in Google Chrome before 17.0.963.83 and other products, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PNG file, a different vulnerability than CVE-2011-3026. El error de signo de entero en pngrutil.c en libpng antes v1.4.10beta01, tal y como se utiliza en Google Chrome antes de v17.0.963.83 y otros productos, permite a atacantes... • http://code.google.com/p/chromium/issues/detail?id=116162 • CWE-190: Integer Overflow or Wraparound •

CVSS: 7.5EPSS: 0%CPEs: 176EXPL: 0

31 Aug 2011 — Memory leak in pngwutil.c in libpng 1.2.13beta1, and other versions before 1.2.15beta3, allows context-dependent attackers to cause a denial of service (memory leak or segmentation fault) via a JPEG image containing an iCCP chunk with a negative embedded profile length. Una pérdida de memoria en pngwutil.c en libpng v1.2.13beta1, y otras versiones anteriores a la v1.2.15beta3, permite provocar una denegación de servicio (pérdida de memoria o fallo de segmentación) a atacantes dependientes del contexto a tra... • http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=commitdiff%3Bh=948ee23a2a400672b1751cfc646a7467741e9b2e#patch18 • CWE-399: Resource Management Errors •

CVSS: 7.5EPSS: 0%CPEs: 6EXPL: 0

31 Aug 2011 — Memory leak in the embedded_profile_len function in pngwutil.c in libpng before 1.2.39beta5 allows context-dependent attackers to cause a denial of service (memory leak or segmentation fault) via a JPEG image containing an iCCP chunk with a negative embedded profile length. NOTE: this is due to an incomplete fix for CVE-2006-7244. Una pérdida de memoria en la función embedded_profile_len en el archivo pngwutil.c en libpng anterior a versión 1.2.39beta5, permite a los atacantes dependiendo del contexto causa... • http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=commitdiff%3Bh=948ee23a2a400672b1751cfc646a7467741e9b2e#patch18 • CWE-401: Missing Release of Memory after Effective Lifetime •

CVSS: 6.5EPSS: 1%CPEs: 11EXPL: 1

17 Jul 2011 — The png_format_buffer function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 allows remote attackers to cause a denial of service (application crash) via a crafted PNG image that triggers an out-of-bounds read during the copying of error-message data. NOTE: this vulnerability exists because of a CVE-2004-0421 regression. NOTE: this is called an off-by-one error by some sources. La función png_format_buffer en pngerror.c en libpng v1.0.x antes de... • http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=commit%3Bh=65e6d5a34f49acdb362a0625a706c6b914e670af • CWE-125: Out-of-bounds Read •

CVSS: 8.8EPSS: 1%CPEs: 11EXPL: 0

17 Jul 2011 — Buffer overflow in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4, when used by an application that calls the png_rgb_to_gray function but not the png_set_expand function, allows remote attackers to overwrite memory with an arbitrary amount of data, and possibly have unspecified other impact, via a crafted PNG image. Desbordamiento de búfer en libpng v1.0.x antes de v1.0.55, en v1.2.x antes de v1.2.45, en v1.4.x antes de v1.4.8, y en v1.5.x antes de v1.5.4, cuand... • http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •

CVSS: 6.5EPSS: 7%CPEs: 7EXPL: 1

17 Jul 2011 — The png_err function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service (application crash) via a crafted PNG image. La función png_err en pngerror.c en libpng v1.0.x antes de v1.0.55, en v1.2.x antes de v1.2.45, en v1.4.x antes de v1.4.8, y en v1.5.x antes de v1.5.4, hace una llamada a la función con un ... • http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=commit%3Bh=9dad5e37aef295b4ef8dea39392b652deebc9261 • CWE-476: NULL Pointer Dereference •