CVE-2026-15534 Perl versions through 5.45.1 have out-of-bounds heap reads and writes during regular expression matching via an undersized superlinear cache in S_regmatch

Perl versions through 5.45.1 have out-of-bounds heap reads and writes during regular expression matching via an undersized superlinear cache in Sregmatch. The regex engine's superlinear cache holds one bit per subject position for each participating WHILEM node, so the bit count is the subject...

PT-2023-35639

Name of the Vulnerable Software and Affected Versions PHP affected versions not specified Description The issue is related to a global buffer overflow read. Technical details about the crash include the pcre get compiled regex cache ex function, php do pcre match function, and zif preg match...