CVSS: 9.8EPSS: 0%CPEs: 2EXPL: 0CVE-2022-28738 – Ruby: Double free in Regexp compilation
https://notcve.org/view.php?id=CVE-2022-28738
A double free was found in the Regexp compiler in Ruby 3.x before 3.0.4 and 3.1.x before 3.1.2. If a victim attempts to create a Regexp from untrusted user input, an attacker may be able to write to unexpected memory locations. Se ha encontrado una doble liberación en el compilador de Regexp en Ruby versiones 3.x anteriores a 3.0.4 y versiones 3.1.x anteriores a 3.1.2. Si una víctima intenta crear un Regexp a partir de una entrada de usuario no confiable, un atacante puede ser capaz de escribir en ubicaciones de memoria no esperadas A double-free vulnerability was found in Ruby. The issue occurs during Regexp compilation. • https://hackerone.com/reports/1220911 https://security-tracker.debian.org/tracker/CVE-2022-28738 https://security.gentoo.org/glsa/202401-27 https://security.netapp.com/advisory/ntap-20220624-0002 https://www.ruby-lang.org/en/news/2022/04/12/double-free-in-regexp-compilation-cve-2022-28738 https://access.redhat.com/security/cve/CVE-2022-28738 https://bugzilla.redhat.com/show_bug.cgi?id=2075685 • CWE-415: Double Free •
CVSS: 7.5EPSS: 0%CPEs: 9EXPL: 0CVE-2022-28739 – ruby: Buffer overrun in String-to-Float conversion
https://notcve.org/view.php?id=CVE-2022-28739
There is a buffer over-read in Ruby before 2.6.10, 2.7.x before 2.7.6, 3.x before 3.0.4, and 3.1.x before 3.1.2. It occurs in String-to-Float conversion, including Kernel#Float and String#to_f. Se presenta una lectura excesiva del búfer en Ruby versiones anteriores a 2.6.10, 2.7.x versiones anteriores a 2.7.6, 3.x versiones anteriores a 3.0.4 y 3.1.x versiones anteriores a 3.1.2. Es producida en la conversión String-to-Float, incluyendo Kernel#Float y String#to_f A buffer overrun vulnerability was found in Ruby. The issue occurs in a conversion algorithm from a String to a Float that causes process termination due to a segmentation fault, but under limited circumstances. • http://seclists.org/fulldisclosure/2022/Oct/28 http://seclists.org/fulldisclosure/2022/Oct/29 http://seclists.org/fulldisclosure/2022/Oct/30 http://seclists.org/fulldisclosure/2022/Oct/41 http://seclists.org/fulldisclosure/2022/Oct/42 https://hackerone.com/reports/1248108 https://lists.debian.org/debian-lts-announce/2023/06/msg00012.html https://security-tracker.debian.org/tracker/CVE-2022-28739 https://security.gentoo.org/glsa/202401-27 https://security.netapp.com/advisory/n • CWE-125: Out-of-bounds Read •
CVSS: 9.8EPSS: 1%CPEs: 7EXPL: 1CVE-2021-41816 – ruby: buffer overflow in CGI.escape_html
https://notcve.org/view.php?id=CVE-2021-41816
CGI.escape_html in Ruby before 2.7.5 and 3.x before 3.0.3 has an integer overflow and resultant buffer overflow via a long string on platforms (such as Windows) where size_t and long have different numbers of bytes. This also affects the CGI gem before 0.3.1 for Ruby. El archivo CGI.escape_html en Ruby versiones anteriores a 2.7.5 y 3.x versiones anteriores a 3.0.3, presenta un desbordamiento de enteros y un desbordamiento de búfer resultante por medio de una cadena larga en plataformas (como Windows) donde size_t y long tienen diferentes números de bytes. Esto también afecta a CGI gem versiones anteriores a 0.3.1 para Ruby A flaw was found in the ruby. This issue occurs due to improper bounds checking by a buffer overrun in CGI.escape_html. • https://hackerone.com/reports/1328463 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF https://security-tracker.debian.org/tracker/CVE-2021-41816 https://security.gentoo.org/glsa/202401-27 https://security.netapp.com/advisory/ntap-20220303-0006 https://www.ruby-lang.org/en/news/2021/11/24/buffer-overrun-in-cgi-escape& • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-190: Integer Overflow or Wraparound •
CVSS: 7.5EPSS: 0%CPEs: 19EXPL: 1CVE-2021-41817 – ruby: Regular expression denial of service vulnerability of Date parsing methods
https://notcve.org/view.php?id=CVE-2021-41817
Date.parse in the date gem through 3.2.0 for Ruby allows ReDoS (regular expression Denial of Service) via a long string. The fixed versions are 3.2.1, 3.1.2, 3.0.2, and 2.0.1. Date.parse en date gem versiones hasta 3.2.0 para Ruby, permite ReDoS (expresión regular de denegación de servicio) por medio de una cadena larga. Las versiones corregidas son 3.2.1, 3.1.2, 3.0.2 y 2.0.1. A flaw was found in ruby, where the date object was found to be vulnerable to a regular expression denial of service (ReDoS) during the parsing of dates. • https://hackerone.com/reports/1254844 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF https://security.gentoo.org/glsa/202401-27 https://www.ruby-lang.org/en/news/2021/11/15/date-parsing-method-regexp-dos-cve-2021-41817 https://access.redhat.com/security/cve/CVE-2021-41817 https://bugzilla.redhat.com/show_bug. • CWE-400: Uncontrolled Resource Consumption CWE-1333: Inefficient Regular Expression Complexity •
CVSS: 7.5EPSS: 0%CPEs: 18EXPL: 1CVE-2021-41819 – ruby: Cookie prefix spoofing in CGI::Cookie.parse
https://notcve.org/view.php?id=CVE-2021-41819
CGI::Cookie.parse in Ruby through 2.6.8 mishandles security prefixes in cookie names. This also affects the CGI gem through 0.3.0 for Ruby. CGI::Cookie.parse en Ruby versiones hasta 2.6.8, maneja inapropiadamente los prefijos de seguridad en los nombres de las cookies. Esto también afecta a CGI gem versiones hasta 0.3.0 para Ruby. A flaw was found in Ruby. • https://hackerone.com/reports/910552 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUXQCH6FRKANCVZO2Q7D2SQX33FP3KWN https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTOJGS5IEFDK3UOO7IY4OTTFGHGLSWZF https://security.gentoo.org/glsa/202401-27 https://security.netapp.com/advisory/ntap-20220121-0003 https://www.ruby-lang.org/en/news/2021/11/24/cookie-prefix-spoofing-in-cgi-cookie-parse-cve-2021-41819 https://access.redhat.com/se • CWE-565: Reliance on Cookies without Validation and Integrity Checking •