vulnerability

CentOS Linux: CVE-2020-10933: Moderate: ruby:2.5 security, bug fix, and enhancement update (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
May 4, 2020
Added
Jun 30, 2021
Modified
May 25, 2023

Description

An issue was discovered in Ruby 2.5.x through 2.5.7, 2.6.x through 2.6.5, and 2.7.0. If a victim calls BasicSocket#read_nonblock(requested_size, buffer, exception: false), the method resizes the buffer to fit the requested size, but no data is copied. Thus, the buffer string provides the previous value of the heap. This may expose possibly sensitive data from the interpreter.

Solutions

centos-upgrade-rubycentos-upgrade-ruby-debuginfocentos-upgrade-ruby-debugsourcecentos-upgrade-ruby-develcentos-upgrade-ruby-doccentos-upgrade-ruby-irbcentos-upgrade-ruby-libscentos-upgrade-ruby-libs-debuginfocentos-upgrade-rubygem-abrtcentos-upgrade-rubygem-abrt-doccentos-upgrade-rubygem-bigdecimalcentos-upgrade-rubygem-bigdecimal-debuginfocentos-upgrade-rubygem-bsoncentos-upgrade-rubygem-bson-debuginfocentos-upgrade-rubygem-bson-debugsourcecentos-upgrade-rubygem-bson-doccentos-upgrade-rubygem-bundlercentos-upgrade-rubygem-bundler-doccentos-upgrade-rubygem-did_you_meancentos-upgrade-rubygem-io-consolecentos-upgrade-rubygem-io-console-debuginfocentos-upgrade-rubygem-irbcentos-upgrade-rubygem-jsoncentos-upgrade-rubygem-json-debuginfocentos-upgrade-rubygem-minitestcentos-upgrade-rubygem-mongocentos-upgrade-rubygem-mongo-doccentos-upgrade-rubygem-mysql2centos-upgrade-rubygem-mysql2-debuginfocentos-upgrade-rubygem-mysql2-debugsourcecentos-upgrade-rubygem-mysql2-doccentos-upgrade-rubygem-net-telnetcentos-upgrade-rubygem-opensslcentos-upgrade-rubygem-openssl-debuginfocentos-upgrade-rubygem-pgcentos-upgrade-rubygem-pg-debuginfocentos-upgrade-rubygem-pg-debugsourcecentos-upgrade-rubygem-pg-doccentos-upgrade-rubygem-power_assertcentos-upgrade-rubygem-psychcentos-upgrade-rubygem-psych-debuginfocentos-upgrade-rubygem-rakecentos-upgrade-rubygem-rdoccentos-upgrade-rubygem-test-unitcentos-upgrade-rubygem-xmlrpccentos-upgrade-rubygemscentos-upgrade-rubygems-devel
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.