perl: corruption of intermediate language state of compiled regular expression due to integer overflow leads to DoS

Perl before 5.30.3 has an integer overflow related to mishandling of a "PLregkindOPn == NOTHING" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection...

UBUNTU-CVE-2017-14749

JerryScript 1.0 allows remote attackers to cause a denial of service jmemheapallocblockinternal heap memory corruption or possibly execute arbitrary code via a crafted .js file, because unrecognized \ characters cause incorrect 0x00 characters in bytecode.literal data...