Description
Node.js before 4.8.5, 6.x before 6.11.5, and 8.x before 8.8.0 allows remote attackers to cause a denial of service (uncaught exception and crash) by leveraging a change in the zlib module 1.2.9 making 8 an invalid value for the windowBits parameter.
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 12 | nodejs4 | 4.8.7-15.8.1 | SUSE-SU-2018:0002-1 |
| SLES 12 | nodejs6 | 6.12.2-11.8.1 | SUSE-SU-2018:0293-1 |
| 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 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE OpenStack Cloud 7 | nodejs6 | 6.12.2-11.8.1 | SUSE-SU-2018:0293-1 |
| SUSE Enterprise Storage 4 | nodejs4 | 4.8.7-15.8.1 | SUSE-SU-2018:0002-1 |
| SUSE Enterprise Storage 4 | nodejs6 | 6.12.2-11.8.1 | SUSE-SU-2018:0293-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | nodejs | 6.11.5-r0 | — |
| Alpine v3.23 | nodejs | 6.11.5-r0 | — |
| Alpine v3.22 | nodejs | 6.11.5-r0 | — |
| Alpine v3.21 | nodejs | 6.11.5-r0 | — |
| Alpine v3.20 | nodejs | 6.11.5-r0 | — |
Show 13 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | nodejs | 6.11.5-r0 | — |
| Alpine v3.18 | nodejs | 6.11.5-r0 | — |
| Alpine v3.17 | nodejs | 6.11.5-r0 | — |
| Alpine v3.16 | nodejs | 6.11.5-r0 | — |
| Alpine v3.15 | nodejs | 6.11.5-r0 | — |
| Alpine v3.14 | nodejs | 6.11.5-r0 | — |
| Alpine v3.13 | nodejs | 6.11.5-r0 | — |
| Alpine v3.12 | nodejs | 6.11.5-r0 | — |
| Alpine v3.11 | nodejs | 6.11.5-r0 | — |
| Alpine v3.10 | nodejs | 6.11.5-r0 | — |
| Alpine v3.9 | nodejs | 6.11.5-r0 | — |
| Alpine v3.8 | nodejs | 6.11.5-r0 | — |
| Alpine v3.7 | nodejs | 6.11.5-r0 | — |
Advisories 6
- ICSA-26-202-06 Siemens CADRA CISA ICS & IT advisories · Jul 21, 2026
- NCSC-2026-0229 Kwetsbaarheden verholpen in Siemens producten NCSC-NL (Netherlands) · Jul 14, 2026
- SSA-470355 SSA-470355: Zlib and Foxit Vulnerabilities in CADRA Siemens ProductCERT · Jul 14, 2026
- SUSE-SU-2018:0002-1 Security update for nodejs4 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0293-1 Security update for nodejs6 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:14246-1 Security update for Mozilla Firefox SUSE / openSUSE Security Updates · Feb 4, 2026