Debian: DSA-4643-1: python-bleach security update

    Date 20 Mar 2020
    745
    Posted By LinuxSecurity Advisories
    It was reported that python-bleach, a whitelist-based HTML-sanitizing library, is prone to a mutation XSS vulnerability in bleach.clean when strip=False and 'math' or 'svg' tags and one or more of the RCDATA tags were whitelisted.
    
    - -------------------------------------------------------------------------
    Debian Security Advisory DSA-4643-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
    https://www.debian.org/security/                     Salvatore Bonaccorso
    March 20, 2020                        https://www.debian.org/security/faq
    - -------------------------------------------------------------------------
    
    Package        : python-bleach
    CVE ID         : CVE-2020-6816
    Debian Bug     : 954236
    
    It was reported that python-bleach, a whitelist-based HTML-sanitizing
    library, is prone to a mutation XSS vulnerability in bleach.clean when
    strip=False and 'math' or 'svg' tags and one or more of the RCDATA tags
    were whitelisted.
    
    For the stable distribution (buster), this problem has been fixed in
    version 3.1.2-0+deb10u1.
    
    We recommend that you upgrade your python-bleach packages.
    
    For the detailed security status of python-bleach please refer to its
    security tracker page at:
    https://security-tracker.debian.org/tracker/python-bleach
    
    Further information about Debian Security Advisories, how to apply
    these updates to your system and frequently asked questions can be
    found at: https://www.debian.org/security/
    
    Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.
    

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