
CVE-2018-14550 – Slackware Security Advisory - libpng Updates
https://notcve.org/view.php?id=CVE-2018-14550
18 Apr 2019 — An issue has been found in third-party PNM decoding associated with libpng 1.6.35. It is a stack-based buffer overflow in the function get_token in pnm2png.c in pnm2png. Se detecto un problema en la decodificación PNM de terceros asociada con libpng versión 1.6.35. Es un desbordamiento de búfer en la región stack de la memoria en la función get_token en el archivo pnm2png.c en pnm2png. Multiple vulnerabilities have been found in libpng, the worst of which could result in a Denial of Service condition. • https://github.com/fouzhe/security/tree/master/libpng#stack-buffer-overflow-in-png2pnm-in-function-get_token • CWE-787: Out-of-bounds Write •

CVE-2019-7317 – libpng: use-after-free in png_image_free in png.c
https://notcve.org/view.php?id=CVE-2019-7317
04 Feb 2019 — png_image_free in png.c in libpng 1.6.x before 1.6.37 has a use-after-free because png_image_free_function is called under png_safe_execute. La función png_image_free en el archivo png.c en libpng versiones 1.6.x anteriores a 1.6.37, presenta un uso de la memoria previamente liberada porque la función png_image_free_function es llamada bajo png_safe_execute. It was discovered that OpenJDK did not sufficiently validate serial streams before deserializing suppressed exceptions in some situations. An attacker ... • http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00002.html • CWE-400: Uncontrolled Resource Consumption CWE-416: Use After Free •