SUSE-SU-2022:3836-1: moderate: Security update for python-lxml

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for python-lxml
______________________________________________________________________________

Announcement ID:    SUSE-SU-2022:3836-1
Rating:             moderate
References:         #1179534 #1184177 
Cross-References:   CVE-2020-27783 CVE-2021-28957
CVSS scores:
                    CVE-2020-27783 (NVD) : 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
                    CVE-2020-27783 (SUSE): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
                    CVE-2021-28957 (NVD) : 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
                    CVE-2021-28957 (SUSE): 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected Products:
                    openSUSE Leap 15.3
______________________________________________________________________________

   An update that fixes two vulnerabilities is now available.

Description:

   This update for python-lxml fixes the following issues:

     - CVE-2021-28957: Fixed XSS due to missing input sanitization for HTML5
       attributes (bsc#1184177).
     - CVE-2020-27783: Fixed XSS due to the use of improper parser
       (bsc#1179534).


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - openSUSE Leap 15.3:

      zypper in -t patch openSUSE-SLE-15.3-2022-3836=1



Package List:

   - openSUSE Leap 15.3 (noarch):

      python2-lxml-doc-4.0.0-150000.4.3.1
      python3-lxml-doc-4.0.0-150000.4.3.1


References:

   https://www.suse.com/security/cve/CVE-2020-27783.html
   https://www.suse.com/security/cve/CVE-2021-28957.html
   https://bugzilla.suse.com/1179534
   https://bugzilla.suse.com/1184177