Description
Members of the <code>DEVMODEW</code> struct set by the printer device driver weren't being validated and could have resulted in invalid values which in turn would cause the browser to attempt out of bounds access to related variables.<br>*This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Mozilla | Firefox | unspecified – < 110 | 110 |
| Mozilla | Thunderbird | unspecified – < 102.8 | 102.8 |
| Mozilla | Firefox ESR | unspecified – < 102.8 | 102.8 |
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.
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| SLES 15 SP4 | MozillaThunderbird | 102.8.0-150200.8.105.2 | SUSE-SU-2023:0599-1 |
| SLES 15 SP3 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| SLES 15 SP2 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| SLES 15 SP1 | MozillaFirefox | 102.8.0-150000.150.76.1 | SUSE-SU-2023:0469-1 |
| SLES 12 SP5 | MozillaFirefox | 102.8.0-112.150.1 | SUSE-SU-2023:0466-1 |
Show 15 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP4 | MozillaFirefox | 102.8.0-112.150.1 | SUSE-SU-2023:0466-1 |
| SLES 12 SP2 | MozillaFirefox | 102.8.0-112.150.1 | SUSE-SU-2023:0466-1 |
| SLES for SAP 15 SP3 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| SLES for SAP 15 SP2 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| SLES for SAP 15 SP1 | MozillaFirefox | 102.8.0-150000.150.76.1 | SUSE-SU-2023:0469-1 |
| SLES for SAP 12 SP5 | MozillaFirefox | 102.8.0-112.150.1 | SUSE-SU-2023:0466-1 |
| SLES for SAP 12 SP4 | MozillaFirefox | 102.8.0-112.150.1 | SUSE-SU-2023:0466-1 |
| SLE Real Time 15 SP3 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| SLE HPC 15 SP3 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| SLE HPC 15 SP2 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| SLE HPC 15 SP1 | MozillaFirefox | 102.8.0-150000.150.76.1 | SUSE-SU-2023:0469-1 |
| SUSE OpenStack Cloud Crowbar 9 | MozillaFirefox | 102.8.0-112.150.1 | SUSE-SU-2023:0466-1 |
| SUSE OpenStack Cloud 9 | MozillaFirefox | 102.8.0-112.150.1 | SUSE-SU-2023:0466-1 |
| SUSE Enterprise Storage 7.1 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| SUSE Enterprise Storage 7 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | MozillaFirefox | 110.0.1-1.1 | openSUSE-SU-2024:12753-1 |
| openSUSE Tumbleweed | MozillaThunderbird | 102.8.0-1.1 | openSUSE-SU-2024:12713-1 |
| openSUSE Tumbleweed | firefox-esr | 128.5.1-1.1 | openSUSE-SU-2024:14572-1 |
| openSUSE Leap 15.4 | MozillaFirefox | 102.8.0-150200.152.78.1 | SUSE-SU-2023:0461-1 |
| openSUSE Leap 15.4 | MozillaThunderbird | 102.8.0-150200.8.105.2 | SUSE-SU-2023:0599-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.23 | firefox-esr | 102.8.0-r0 | — |
| Alpine v3.22 | firefox-esr | 102.8.0-r0 | — |
| Alpine v3.21 | firefox-esr | 102.8.0-r0 | — |
| Alpine v3.20 | firefox-esr | 102.8.0-r0 | — |
| Alpine v3.19 | firefox-esr | 102.8.0-r0 | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.18 | firefox-esr | 102.8.0-r0 | — |
Advisories 10
- SUSE-SU-2023:0469-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:0461-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12753-1 MozillaFirefox-110.0.1-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12713-1 MozillaThunderbird-102.8.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:0466-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:14572-1 firefox-esr-128.5.1-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:0599-1 Security update for MozillaThunderbird SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2023-1424 Xerox FreeFlow Print Server für Solaris: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 6, 2025
- WID-SEC-2023-0385 Mozilla Firefox: Mehrere Schwachstellen ermöglichen Codeausführung BSI CERT-Bund (WID) · Sep 27, 2023
- WID-SEC-2023-0407 Mozilla Thunderbird: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 29, 2023