openSUSE Security Update: Security update for python-lxml
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2022:0803-1
Rating:             important
References:         #1118088 #1179534 #1184177 #1193752 
Cross-References:   CVE-2018-19787 CVE-2020-27783 CVE-2021-28957
                    CVE-2021-43818
CVSS scores:
                    CVE-2018-19787 (NVD) : 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
                    CVE-2018-19787 (SUSE): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
                    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
                    CVE-2021-43818 (NVD) : 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
                    CVE-2021-43818 (SUSE): 6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N

Affected Products:
                    openSUSE Leap 15.3
                    openSUSE Leap 15.4
______________________________________________________________________________

   An update that fixes four vulnerabilities is now available.

Description:

   This update for python-lxml fixes the following issues:

   - CVE-2018-19787: Fixed XSS vulnerability via unescaped URL (bsc#1118088).
   - CVE-2021-28957: Fixed XSS vulnerability ia HTML5 attributes unescaped
     (bsc#1184177).
   - CVE-2021-43818: Fixed XSS vulnerability via script content in SVG images
     using data URIs (bnc#1193752).
   - CVE-2020-27783: Fixed mutation XSS with improper parser use
     (bnc#1179534).


Patch Instructions:

   To install this openSUSE 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 15.4:

      zypper in -t patch openSUSE-SLE-15.4-2022-803=1

   - openSUSE Leap 15.3:

      zypper in -t patch openSUSE-SLE-15.3-2022-803=1



Package List:

   - openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64):

      python-lxml-debuginfo-4.7.1-3.7.1
      python-lxml-debugsource-4.7.1-3.7.1
      python2-lxml-4.7.1-3.7.1
      python2-lxml-debuginfo-4.7.1-3.7.1
      python2-lxml-devel-4.7.1-3.7.1
      python3-lxml-4.7.1-3.7.1
      python3-lxml-debuginfo-4.7.1-3.7.1
      python3-lxml-devel-4.7.1-3.7.1

   - openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

      python-lxml-debuginfo-4.7.1-3.7.1
      python-lxml-debugsource-4.7.1-3.7.1
      python2-lxml-4.7.1-3.7.1
      python2-lxml-debuginfo-4.7.1-3.7.1
      python2-lxml-devel-4.7.1-3.7.1
      python3-lxml-4.7.1-3.7.1
      python3-lxml-debuginfo-4.7.1-3.7.1
      python3-lxml-devel-4.7.1-3.7.1


References:

   https://www.suse.com/security/cve/CVE-2018-19787.html
   https://www.suse.com/security/cve/CVE-2020-27783.html
   https://www.suse.com/security/cve/CVE-2021-28957.html
   https://www.suse.com/security/cve/CVE-2021-43818.html
   https://bugzilla.suse.com/1118088
   https://bugzilla.suse.com/1179534
   https://bugzilla.suse.com/1184177
   https://bugzilla.suse.com/1193752