RLSA-2021:4161

    Dashboard / Vulnerabilities / RLSA-2021:4161

    RLSA-2021:4161

    Published: 9 Nov 2021Last Modified: 4 Feb 2026
    Upstream:
    CVE-2020-28493

    Summary: Moderate: python-jinja2 security update

    Details: The python-jinja2 package contains Jinja2, a template engine written in pure Python. Jinja2 provides a Django inspired non-XML syntax but supports inline expressions and an optional sandboxed environment. Security Fix(es): * python-jinja2: ReDoS vulnerability due to the sub-pattern (CVE-2020-28493) 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. Additional Changes: For detailed information on changes in this release, see the Rocky Linux 8.5 Release Notes linked from the References section.

    References: https://errata.rockylinux.org/RLSA-2021:4161, https://bugzilla.redhat.com/show_bug.cgi?id=1928707

    Affected packages

    Package

    Name: python-jinja2

    Purl: pkg:rpm/rocky-linux/python-jinja2?distro=rocky-linux-8-x86-64&epoch=0

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0:2.10.1-3.el8

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    RLSA-2021:4161 | CVE-DB