CVE-2017-0898
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.
| Software | From | Fixed in |
|---|---|---|
| ruby-lang / ruby | 2.3.4 | 2.3.4.x |
| ruby-lang / ruby | 2.2.0 | 2.2.0.x |
| ruby-lang / ruby | 2.4.1 | 2.4.1.x |
| ruby-lang / ruby | 2.3.2 | 2.3.2.x |
| ruby-lang / ruby | 2.3.1 | 2.3.1.x |
| ruby-lang / ruby | 2.3.3 | 2.3.3.x |
| ruby-lang / ruby | 2.3.0 | 2.3.0.x |
| ruby-lang / ruby | 2.2.3 | 2.2.3.x |
| ruby-lang / ruby | 2.2.1 | 2.2.1.x |
| ruby-lang / ruby | 2.4.0 | 2.4.0.x |
| ruby-lang / ruby | 2.2.2 | 2.2.2.x |
| ruby-lang / ruby | 2.2.4 | 2.2.4.x |
| ruby-lang / ruby | 2.2.5 | 2.2.5.x |
| ruby-lang / ruby | 2.2.6 | 2.2.6.x |
| ruby-lang / ruby | 2.2.7 | 2.2.7.x |
- http://www.securityfocus.com/bid/100862
- http://www.securitytracker.com/id/1039363
- https://access.redhat.com/errata/RHSA-2017:3485
- https://access.redhat.com/errata/RHSA-2018:0378
- https://access.redhat.com/errata/RHSA-2018:0583
- https://access.redhat.com/errata/RHSA-2018:0585
- https://github.com/mruby/mruby/issues/3722
- https://hackerone.com/reports/212241
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://security.gentoo.org/glsa/201710-18
- https://usn.ubuntu.com/3685-1/
- https://www.debian.org/security/2017/dsa-4031
- https://www.ruby-lang.org/en/news/2017/09/14/sprintf-buffer-underrun-cve-2017-0898/
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