A python-lxml security update has been released for openSUSE Leap 15.3 and 15.4.

openSUSE-SU-2022:0803-1: important: Security update for python-lxml

openSUSE Security Update: Security update for python-lxml
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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
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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