Description
Heap-based Buffer Overflow in Graphite2 library in Firefox before 54 in lz4::decompress function.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Mozilla | Firefox | All versions prior to Firefox 54 | — |
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 | firefox-esr | 52.2.0esr-1 | — |
| Debian 14 | graphite2 | 1.3.10-1 | — |
| Debian 13 | firefox-esr | 52.2.0esr-1 | — |
| Debian 13 | graphite2 | 1.3.10-1 | — |
| Debian 12 | firefox-esr | 52.2.0esr-1 | — |
| Debian 12 | graphite2 | 1.3.10-1 | — |
| Debian 9 | firefox-esr | 52.2.0esr-1~deb9u1 | DSA-3881-1 |
| Debian 9 | icedove | 1:52.2.1-4~deb9u1 | DSA-3918-1 |
| Debian 8 | firefox-esr | 52.2.0esr-1~deb8u1 | DSA-3881-1 |
| Debian 8 | graphite2 | 1.3.10-1~deb8u1 | DSA-3894-1 |
| Debian 8 | icedove | 1:52.2.1-4~deb8u1 | DSA-3918-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 7 | firefox-esr | 52.2.0esr-1~deb7u1 | DLA-991-1 |
| Debian 7 | graphite2 | 1.3.10-1~deb7u1 | DLA-1013-1 |
| Debian 7 | icedove | 1:52.2.1-1~deb7u1 | DLA-1007-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | firefox | 54.0+build3-0ubuntu0.16.04.1 | USN-3315-1 |
| Ubuntu 16.04 LTS | graphite2 | 1.3.10-0ubuntu0.16.04.1 | USN-3398-1 |
| Ubuntu 16.04 LTS | thunderbird | 1:52.2.1+build1-0ubuntu0.16.04.1 | USN-3321-1 |
| Ubuntu 14.04 LTS | firefox | 54.0+build3-0ubuntu0.14.04.1 | USN-3315-1 |
| Ubuntu 14.04 LTS | graphite2 | 1.3.10-0ubuntu0.14.04.1 | USN-3398-1 |
| Ubuntu 14.04 LTS | thunderbird | 1:52.2.1+build1-0ubuntu0.14.04.1 | USN-3321-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | firefox +1 | 52.2.0-1.el7_3 | RHSA-2017:1561, RHSA-2017:1440 |
| RHEL 7 | graphite2 +1 | 1.3.10-1.el7_3 | RHSA-2017:1793 |
| RHEL 6 | firefox +1 | 52.2.0-1.el6_9 | RHSA-2017:1561, RHSA-2017:1440 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 12 | MozillaThunderbird | 52.2-36.1 | openSUSE-SU-2017:1579-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | firefox +1 | 52.2.0-1.0.1.el7_3 | ELSA-2017-1561, ELSA-2017-1440 |
| Oracle Linux 7 | graphite2 +1 | 1.3.10-1.el7_3 | ELSA-2017-1793 |
Advisories 16
- RHSA-2017:1793 Red Hat Security Advisory: graphite2 security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2017:1561 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2017:1440 Red Hat Security Advisory: firefox security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-3398-1 graphite2 vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- USN-3315-1 firefox vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- USN-3321-1 thunderbird vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-991-1 firefox-esr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3918-1 icedove - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3894-1 graphite2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3881-1 firefox-esr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1007-1 icedove - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1013-1 graphite2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2017:1579-1 Security update for Mozilla Thunderbird SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2017-1793 Important: graphite2 security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jul 20, 2017
- ELSA-2017-1561 Important: thunderbird security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jun 21, 2017
- ELSA-2017-1440 Critical: firefox security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jun 14, 2017