Description
In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing too early; a consecutive call to XML_GetCurrentLineNumber (or XML_GetCurrentColumnNumber) then resulted in a heap-based buffer over-read.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | expat | 2.2.7-2 | — |
| Debian 14 | firefox-esr | 68.2.0esr-1 | — |
| Debian 14 | thunderbird | 1:68.2.1-1 | — |
| Debian 13 | expat | 2.2.7-2 | — |
| Debian 13 | firefox-esr | 68.2.0esr-1 | — |
| Debian 13 | thunderbird | 1:68.2.1-1 | — |
| Debian 12 | expat | 2.2.7-2 | — |
| Debian 12 | firefox-esr | 68.2.0esr-1 | — |
| Debian 12 | libxmltok | No fix yet | — |
| Debian 12 | thunderbird | 1:68.2.1-1 | — |
| Debian 10 | expat | 2.2.6-2+deb10u1 | DSA-4530-1 |
| Debian 10 | firefox-esr | 68.2.0esr-1~deb10u1 | DSA-4549-1 |
| Debian 10 | thunderbird | 1:68.2.2-1~deb10u1 | DSA-4571-1 |
| Debian 9 | expat | 2.2.0-2+deb9u3 | DSA-4530-1 |
| Debian 9 | firefox-esr | 68.2.0esr-1~deb9u2 | DSA-4549-1 |
| Debian 9 | thunderbird | 1:68.2.2-1~deb9u1 | DSA-4571-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 8 | expat | 2.1.0-6+deb8u6 | DLA-1912-1 |
| Debian 8 | firefox-esr | 68.2.0esr-1~deb8u1 | DLA-1987-1 |
| Debian 8 | thunderbird | 1:68.2.2-1~deb8u1 | DLA-1997-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | tdom +6 | No fix yet | — |
| Ubuntu 26.04 LTS | tdom +5 | No fix yet | — |
| Ubuntu 25.10 | tdom +6 | No fix yet | — |
| Ubuntu 24.04 LTS | tdom +3 | No fix yet | — |
| Ubuntu 22.04 LTS | tdom +4 | No fix yet | — |
Show 10 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | chromium-browser | 78.0.3904.70-0ubuntu1 | — |
| Ubuntu 20.04 LTS | firefox | 70.0+build2-0ubuntu1 | — |
| Ubuntu 20.04 LTS | tdom +4 | No fix yet | — |
| Ubuntu 18.04 LTS | chromium-browser | 78.0.3904.70-0ubuntu0.18.04.2 | — |
| Ubuntu 18.04 LTS | expat | 2.2.5-3ubuntu0.2 | USN-4132-1 |
| Ubuntu 18.04 LTS | firefox | 70.0+build2-0ubuntu0.18.04.1 | USN-4165-1 |
| Ubuntu 18.04 LTS | tdom +5 | No fix yet | — |
| Ubuntu 18.04 LTS | thunderbird | 1:68.2.1+build1-0ubuntu0.18.04.1 | USN-4202-1 |
| Ubuntu 16.04 LTS | chromium-browser | 78.0.3904.70-0ubuntu0.16.04.2 | — |
| Ubuntu 16.04 LTS | expat | 2.1.0-7ubuntu0.16.04.5 | USN-4132-1 |
| Ubuntu 16.04 LTS | firefox | 70.0+build2-0ubuntu0.16.04.1 | USN-4165-1 |
| Ubuntu 16.04 LTS | tdom +5 | No fix yet | — |
| Ubuntu 16.04 LTS | thunderbird | 1:68.7.0+build1-0ubuntu0.16.04.2 | USN-4335-1 |
| Ubuntu Pro 26.04 LTS | swish-e | No fix yet | — |
| Ubuntu Pro 24.04 LTS | libxmltok | 1.2-4.1ubuntu2.24.0.4.1+esm2 | USN-7199-1 |
| Ubuntu Pro 24.04 LTS | swish-e +1 | No fix yet | — |
| Ubuntu Pro 22.04 LTS | libxmltok | 1.2-4ubuntu0.22.04.1~esm4 | USN-7199-1, USN-5455-1 |
| Ubuntu Pro 22.04 LTS | swish-e +1 | No fix yet | — |
| Ubuntu Pro 20.04 LTS | libxmltok | 1.2-4ubuntu0.20.04.1~esm4 | USN-7199-1, USN-5455-1 |
| Ubuntu Pro 20.04 LTS | swish-e +1 | No fix yet | — |
| Ubuntu Pro 18.04 LTS | coin3 +2 | No fix yet | — |
| Ubuntu Pro 18.04 LTS | libxmltok | 1.2-4ubuntu0.18.04.1~esm4 | USN-7199-1, USN-5455-1 |
| Ubuntu Pro 16.04 LTS | libxmltok | 1.2-3ubuntu0.16.04.1~esm2 | USN-5455-1 |
| Ubuntu Pro 16.04 LTS | vnc4 +6 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | vtk | 5.10.1+dfsg-2.1ubuntu0.1~esm1 | USN-4852-1 |
| Ubuntu Pro 14.04 LTS | expat | 2.1.0-4ubuntu1.4+esm2 | USN-4132-2 |
| Ubuntu Pro 14.04 LTS | vnc4 +2 | No fix yet | — |
| Ubuntu Pro 14.04 LTS | vtk | 5.8.0-14.1ubuntu3+esm1 | USN-4852-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | expat +1 | 2.2.5-4.el8 | RHSA-2020:4484 |
| RHEL 8 | firefox | 68.2.0-2.el8_0 | RHSA-2019:3196 |
| RHEL 8 | thunderbird | 68.2.0-1.el8_0 | RHSA-2019:3237 |
| RHEL 7 | expat +2 | 2.1.0-12.el7 | RHSA-2020:3952 |
| RHEL 7 | firefox +1 | 68.2.0-1.el7_7 | RHSA-2019:3210, RHSA-2019:3193 |
| RHEL 6 | thunderbird | 68.2.0-2.el6_10 | RHSA-2019:3756 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8.2 AUS | expat | 2.2.10-1.el8_2 | RHSA-2025:22871 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-curl +2 | 7.64.1-36.jbcs.el6 | RHSA-2020:2644 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-httpd +6 | 2.4.37-57.jbcs.el6 | RHSA-2020:2644 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-mod_cluster-native | 1.3.14-4.Final_redhat_2.jbcs.el6 | RHSA-2020:2644 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-mod_http2 | 1.15.7-3.jbcs.el6 | RHSA-2020:2644 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-mod_jk +2 | 1.2.48-4.redhat_1.jbcs.el6 | RHSA-2020:2644 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-mod_md | 1:2.0.8-24.jbcs.el6 | RHSA-2020:2644 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-mod_security | 2.9.2-51.GA.jbcs.el6 | RHSA-2020:2644 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-mod_ssl +1 | 1:2.4.37-57.jbcs.el6 | RHSA-2020:2644 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-nghttp2 +1 | 1.39.2-25.jbcs.el6 | RHSA-2020:2644 |
| Red Hat JBoss Core Services 1 | jbcs-httpd24-openssl-pkcs11 | 0.4.10-7.jbcs.el7 | RHSA-2020:2644 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | expat | 2.2.5-4.el8 | RLSA-2020:4484 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | MozillaFirefox | 68.2.0-3.59.1 | SUSE-SU-2019:2871-1 |
| SLES 15 SP1 | MozillaFirefox-branding-SLE | 68-4.11.2 | SUSE-SU-2019:2871-1 |
| SLES 15 SP1 | MozillaThunderbird | 68.2.1-3.58.1 | SUSE-SU-2019:2912-1 |
| SLES 15 SP1 | expat | 2.2.5-3.6.1 | SUSE-SU-2019:2429-1 |
| SLES 15 SP1 | python3 +1 | 3.6.10-3.42.2 | SUSE-SU-2020:0114-1 |
| SLES 15 | MozillaFirefox | 68.2.0-3.59.1 | SUSE-SU-2019:2871-1 |
| SLES 15 | MozillaFirefox-branding-SLE | 68-4.11.2 | SUSE-SU-2019:2871-1 |
| SLES 15 | MozillaThunderbird | 68.2.1-3.58.1 | SUSE-SU-2019:2912-1 |
| SLES 15 | expat | 2.2.5-3.6.1 | SUSE-SU-2019:2429-1 |
| SLES 15 | python3 +1 | 3.6.10-3.42.2 | SUSE-SU-2020:0114-1 |
| SLES 12 SP5 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SLES 12 SP5 | python36 +1 | 3.6.10-4.3.5 | SUSE-SU-2020:0302-1 |
| SLES 12 SP4 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SLES 12 SP4 | expat | 2.1.0-21.9.1 | SUSE-SU-2019:2440-1 |
| SLES 12 SP3 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
Show 18 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SLES 12 SP1 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SLES 11 SP4 | MozillaFirefox | 68.2.0-78.51.4 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | MozillaFirefox-branding-SLED | 68-21.9.8 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | firefox-atk | 2.26.1-2.8.4 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | firefox-cairo | 1.15.10-2.13.4 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | firefox-gdk-pixbuf | 2.36.11-2.8.4 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | firefox-glib2 | 2.54.3-2.14.7 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | firefox-gtk3 | 3.10.9-2.15.3 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | firefox-harfbuzz | 1.7.5-2.7.4 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | firefox-libffi | 3.2.1.git259-2.3.3 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | firefox-libffi-gcc5 | 5.3.1+r233831-14.1 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | firefox-pango | 1.40.14-2.7.4 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | mozilla-nspr | 4.21-29.6.1 | SUSE-SU-2019:14246-1 |
| SLES 11 SP4 | mozilla-nss | 3.45-38.9.3 | SUSE-SU-2019:14246-1 |
| SLES for SAP 12 SP5 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SLES for SAP 12 SP5 | python36 +1 | 3.6.10-4.3.5 | SUSE-SU-2020:0302-1 |
| SLES for SAP 12 SP4 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SLES for SAP 12 SP4 | expat | 2.1.0-21.9.1 | SUSE-SU-2019:2440-1 |
| SLES for SAP 12 SP3 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SLES for SAP 12 SP2 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SLES for SAP 12 SP1 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SLE Micro 6.1 | expat | 2.7.1-slfo.1.1_1.1 | SUSE-SU-2025:20311-1 |
| SLE Micro 6.0 | expat | 2.7.1-1.1 | SUSE-SU-2025:20207-1 |
| SUSE Package Hub 15 SP1 | chromium | 78.0.3904.70-bp151.3.21.1 | openSUSE-SU-2020:0010-1, openSUSE-SU-2019:2425-1 |
| SUSE Package Hub 15 SP1 | re2 | 20190901-bp151.6.3.1 | openSUSE-SU-2020:0010-1, openSUSE-SU-2019:2425-1 |
| SUSE Package Hub 15 | chromium | 78.0.3904.70-bp150.240.1 | openSUSE-SU-2019:2424-1 |
| SUSE Package Hub 15 | re2 | 20190901-bp150.25.1 | openSUSE-SU-2019:2424-1 |
| SUSE Package Hub 12 SP3 | chromium | 78.0.3904.87-10.1 | openSUSE-SU-2019:2447-1 |
| SUSE OpenStack Cloud Crowbar 8 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SUSE OpenStack Cloud 8 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SUSE OpenStack Cloud 7 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SUSE HPE Helion OpenStack 8 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
| SUSE Enterprise Storage 5 | MozillaFirefox | 68.2.0-109.95.2 | SUSE-SU-2019:2872-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | MozillaFirefox | 92.0-1.2 | openSUSE-SU-2024:10600-1 |
| openSUSE Tumbleweed | MozillaThunderbird | 91.1.1-1.1 | openSUSE-SU-2024:10601-1 |
| openSUSE Tumbleweed | chromium | 93.0.4577.82-1.1 | openSUSE-SU-2024:12948-1, openSUSE-SU-2024:10681-1 |
| openSUSE Tumbleweed | expat | 2.4.1-1.2 | openSUSE-SU-2024:10748-1 |
| openSUSE Tumbleweed | firefox-esr | 128.5.1-1.1 | openSUSE-SU-2024:14572-1 |
| openSUSE Tumbleweed | python36 | 3.6.15-1.1 | openSUSE-SU-2024:11284-1 |
| openSUSE Leap 15.1 | MozillaFirefox | 68.2.0-lp151.2.18.2 | openSUSE-SU-2019:2451-1 |
| openSUSE Leap 15.1 | MozillaThunderbird | 68.2.1-lp151.2.16.1 | openSUSE-SU-2019:2452-1 |
| openSUSE Leap 15.1 | chromium | 78.0.3904.70-lp151.2.39.1 | openSUSE-SU-2019:2420-1 |
| openSUSE Leap 15.1 | expat | 2.2.5-lp151.3.6.1 | openSUSE-SU-2019:2205-1 |
| openSUSE Leap 15.1 | firefox-esr-branding-openSUSE +1 | 68-lp151.3.3.1 | openSUSE-SU-2019:2451-1 |
| openSUSE Leap 15.1 | python3 +1 | 3.6.10-lp151.6.7.1 | openSUSE-SU-2020:0086-1 |
| openSUSE Leap 15.1 | re2 | 20190901-lp151.10.3.1 | openSUSE-SU-2019:2420-1 |
| openSUSE Leap 15.0 | MozillaFirefox | 68.2.0-lp150.3.71.1 | openSUSE-SU-2019:2459-1 |
| openSUSE Leap 15.0 | MozillaThunderbird | 68.2.1-lp150.3.54.1 | openSUSE-SU-2019:2464-1 |
| openSUSE Leap 15.0 | chromium | 78.0.3904.70-lp151.2.39.1 | openSUSE-SU-2019:2420-1 |
| openSUSE Leap 15.0 | expat | 2.2.5-lp150.2.6.1 | openSUSE-SU-2019:2204-1 |
| openSUSE Leap 15.0 | firefox-esr-branding-openSUSE +1 | 68-lp150.3.3.1 | openSUSE-SU-2019:2459-1 |
| openSUSE Leap 15.0 | re2 | 20190901-lp151.10.3.1 | openSUSE-SU-2019:2420-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | expat | 2.2.7-r1 | — |
| Alpine v3.24 | librewolf | 70.0-r0 | — |
| Alpine v3.23 | expat | 2.2.7-r1 | — |
| Alpine v3.23 | firefox +1 | 70.0-r0 | — |
| Alpine v3.23 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.22 | expat | 2.2.7-r1 | — |
| Alpine v3.22 | firefox +1 | 70.0-r0 | — |
| Alpine v3.22 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.21 | expat | 2.2.7-r1 | — |
| Alpine v3.21 | firefox +1 | 70.0-r0 | — |
| Alpine v3.21 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.20 | expat | 2.2.7-r1 | — |
| Alpine v3.20 | firefox | 70.0-r0 | — |
| Alpine v3.20 | firefox-esr | 68.2.0-r0 | — |
Show 13 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | expat | 2.2.7-r1 | — |
| Alpine v3.19 | firefox | 70.0-r0 | — |
| Alpine v3.19 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.18 | expat | 2.2.7-r1 | — |
| Alpine v3.18 | firefox | 70.0-r0 | — |
| Alpine v3.18 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.17 | expat | 2.2.7-r1 | — |
| Alpine v3.17 | firefox | 70.0-r0 | — |
| Alpine v3.17 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.16 | expat | 2.2.7-r1 | — |
| Alpine v3.16 | firefox | 70.0-r0 | — |
| Alpine v3.16 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.15 | expat | 2.2.7-r1 | — |
| Alpine v3.15 | firefox | 70.0-r0 | — |
| Alpine v3.15 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.15 | python2 | 2.7.17-r0 | — |
| Alpine v3.14 | expat | 2.2.7-r1 | — |
| Alpine v3.14 | firefox | 70.0-r0 | — |
| Alpine v3.14 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.14 | python2 | 2.7.17-r0 | — |
| Alpine v3.13 | expat | 2.2.7-r1 | — |
| Alpine v3.13 | firefox | 70.0-r0 | — |
| Alpine v3.13 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.13 | python2 | 2.7.17-r0 | — |
| Alpine v3.12 | expat | 2.2.7-r1 | — |
| Alpine v3.12 | firefox | 70.0-r0 | — |
| Alpine v3.12 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.12 | python2 | 2.7.17-r0 | — |
| Alpine v3.11 | expat | 2.2.7-r1 | — |
| Alpine v3.11 | firefox-esr | 68.2.0-r0 | — |
| Alpine v3.11 | python2 +1 | 2.7.17-r0 | — |
| Alpine v3.10 | expat | 2.2.7-r1 | — |
| Alpine v3.10 | python2 +1 | 2.7.17-r0 | — |
| Alpine v3.9 | expat | 2.2.7-r1 | — |
| Alpine v3.9 | python2 | 2.7.17-r0 | — |
| Alpine v3.8 | expat | 2.2.7-r1 | — |
| Alpine v3.7 | expat | 2.2.7-r1 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | expat +2 | 2.1.0-12.amzn2 | ALAS2-2020-1513 |
| Amazon Linux 2 | thunderbird | 68.2.0-1.amzn2.0.1 | ALAS2-2019-1376 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | expat +1 | 2.2.5-4.el8 | ELSA-2020-4484 |
| Oracle Linux 8 | thunderbird | 68.2.0-1.0.1.el8_0 | ELSA-2019-3237 |
| Oracle Linux 7 | expat +2 | 2.1.0-12.el7 | ELSA-2020-3952 |
| Oracle Linux 7 | thunderbird | 68.2.0-1.0.1.el7_7 | ELSA-2019-3210 |
Advisories 50
- RHSA-2025:22871 Red Hat Security Advisory: expat security update Red Hat Security Advisories (RHSA) · Oct 15, 2026
- SSA-398330 SSA-398330: Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFP >= V3.1.0 and < V3.1.5 Siemens ProductCERT · Oct 13, 2026
- RHSA-2020:4484 Red Hat Security Advisory: expat security update Red Hat Security Advisories (RHSA) · Sep 21, 2026
- RHSA-2020:3952 Red Hat Security Advisory: expat security update Red Hat Security Advisories (RHSA) · Sep 21, 2026
- RHSA-2020:2644 Red Hat Security Advisory: Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP3 security update Red Hat Security Advisories (RHSA) · Sep 21, 2026
- RHSA-2019:3756 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Sep 21, 2026
- RHSA-2019:3210 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Sep 21, 2026
- RHSA-2019:3237 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Sep 21, 2026
- RHSA-2019:3196 Red Hat Security Advisory: firefox security update Red Hat Security Advisories (RHSA) · Sep 21, 2026
- RHSA-2019:3193 Red Hat Security Advisory: firefox security update Red Hat Security Advisories (RHSA) · Sep 21, 2026
- WID-SEC-2025-0227 IBM QRadar SIEM: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2026
- USN-4852-1 vtk vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- USN-5455-1 libxmltok vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- USN-7199-1 libxmltok vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- USN-4202-1 thunderbird vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- USN-4335-1 thunderbird vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- USN-4165-1 firefox vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- USN-4132-1 expat vulnerability Ubuntu Security Notices (USN) · Apr 27, 2026
- USN-4132-2 expat vulnerability Ubuntu Security Notices (USN) · Apr 27, 2026
- SUSE-SU-2025:20311-1 Security update for expat SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:20207-1 Security update for expat SUSE / openSUSE Security Updates · Mar 23, 2026
- DSA-4530-1 expat - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-4549-1 firefox-esr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-4571-1 thunderbird - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1912-1 expat - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1987-1 firefox-esr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1997-1 thunderbird - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2020:4484 Moderate: expat security update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2020:0302-1 Security update for python36 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2912-1 Recommended update for MozillaThunderbird SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2464-1 Recommended update for MozillaThunderbird SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2440-1 Security update for expat SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2429-1 Security update for expat SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:0086-1 Security update for python3 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2451-1 Security update for MozillaFirefox, MozillaFirefox-branding-SLE SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2452-1 Recommended update for MozillaThunderbird SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2424-1 Security update for chromium, re2 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10681-1 chromedriver-93.0.4577.82-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2205-1 Security update for expat SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2872-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10600-1 MozillaFirefox-92.0-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2420-1 Security update for chromium, re2 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:0010-1 Security update for chromium, re2 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10748-1 expat-2.4.1-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2459-1 Security update for MozillaFirefox, MozillaFirefox-branding-SLE SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:0114-1 Security update for python3 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2425-1 Security update for chromium, re2 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:14246-1 Security update for Mozilla Firefox SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12948-1 ungoogled-chromium-113.0.5672.92-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11284-1 python36-3.6.15-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
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- FEDORA-2019-9505c6b555 vendor-advisory
- openSUSE-SU-2019:2205 vendor-advisory
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- 20191021 [slackware-security] python (SSA:2019-293-01) mailing-list
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- openSUSE-SU-2019:2420 vendor-advisory
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- [debian-lts-announce] 20191110 [SECURITY] [DLA 1987-1] firefox-esr security update mailing-list
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- openSUSE-SU-2020:0010 vendor-advisory
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- https://github.com/libexpat/libexpat/issues/317
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- http://packetstormsecurity.com/files/154503/Slackware-Security-Advisory-expat-Updates.html
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- https://support.apple.com/kb/HT210788
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- https://www.tenable.com/security/tns-2021-11