CVE-2017-0898 | BDVDB-2026-90518 Detail
HackerOneRuby
Description#
Ruby before 2.4.2, 2.3.5, and 2.2.8 is vulnerable to a malicious format string which contains a precious specifier (*) with a huge minus value. Such situation can lead to a buffer overrun, resulting in a heap memory corruption or an information disclosure from the heap.
Impact#
No impact statement in the source data.
Weaknesses#
- CWE-134 Use of Externally-Controlled Format String
References#
- https://usn.ubuntu.com/3685-1/
- https://hackerone.com/reports/212241
- https://access.redhat.com/errata/RHSA-2018:0585
- https://access.redhat.com/errata/RHSA-2018:0378
- https://www.debian.org/security/2017/dsa-4031
- http://www.securityfocus.com/bid/100862
- http://www.securitytracker.com/id/1039363
- https://access.redhat.com/errata/RHSA-2017:3485
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://access.redhat.com/errata/RHSA-2018:0583
- https://github.com/mruby/mruby/issues/3722
- https://www.ruby-lang.org/en/news/2017/09/14/sprintf-buffer-underrun-cve-2017-0898/
- https://security.gentoo.org/glsa/201710-18
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.