CVE-2020-11958

high

Description

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

References

https://www.openwall.com/lists/oss-security/2020/04/19/1

https://usn.ubuntu.com/4338-2/

https://usn.ubuntu.com/4338-1/

https://security.gentoo.org/glsa/202007-28

https://github.com/skvadrik/re2c/commit/c4603ba5ce229db83a2a4fb93e6d4b4e3ec3776a

https://blogs.gentoo.org/ago/2020/04/19/re2c-heap-overflow-in-scannerfill-scanner-cc/

http://www.openwall.com/lists/oss-security/2020/04/21/1

Details

Source: Mitre, NVD

Published: 2020-04-21

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High