Moderate: python security update

标题

An update for python is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

描述

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.

Security Fix(es):

• python: CRLF injection via HTTP request method in httplib/http.client (CVE-2020-26116)
• python-urllib3: CRLF injection via HTTP request method (CVE-2020-26137)
• python: Stack-based buffer overflow in PyCArg_repr in _ctypes/callproc.c (CVE-2021-3177)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

解决方案

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

受影响的产品

• Red Hat Enterprise Linux for Scientific Computing 7 x86_64

修复

• BZ - 1883014 - CVE-2020-26116 python: CRLF injection via HTTP request method in httplib/http.client
• BZ - 1883632 - CVE-2020-26137 python-urllib3: CRLF injection via HTTP request method
• BZ - 1896494 - FTBFS: python2 selftests [rhel-7.9.z]
• BZ - 1918168 - CVE-2021-3177 python: Stack-based buffer overflow in PyCArg_repr in _ctypes/callproc.c

CVE

• CVE-2020-26116
• CVE-2020-26137
• CVE-2021-3177

参考

• https://access.redhat.com/security/updates/classification/#moderate