CVE-2020-11958 – re2c 1.3 has a heap-based buffer overflow in Scanner::fill in parse/scann

re2c 1.3 has a heap-based buffer overflow in Scanner::fill in parse/scanner.cc via a long lexeme.

 

Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11958

Reference (s):

• GENTOO:GLSA-202007-28
• URL: https://security.gentoo.org/glsa/202007-28
• https://blogs.gentoo.org/ago/2020/04/19/re2c-heap-overflow-in-scannerfill-scanner-cc/
• https://github.com/skvadrik/re2c/commit/c4603ba5ce229db83a2a4fb93e6d4b4e3ec3776a
• https://www.openwall.com/lists/oss-security/2020/04/19/1