CVE-2023-6865
Fixed in a distro release EPSS <1%
`EncryptingOutputStream` was susceptible to exposing uninitialized data. This issue could only be abused in order to write data to a local disk which may have implications for private browsing mode. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121.
Products: Mozilla Firefox ESR, Mozilla Firefox
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux 8 | firefox | 115.6.0-1.el8_9.alma |
| AlmaLinux 9 | firefox | 115.6.0-1.el9_3.alma |
| AlmaLinux 9 | firefox-x11 | 115.6.0-1.el9_3.alma |
| Chainguard | firefox-esr | 121.0-r0 |
| Debian 10 | firefox-esr | 115.6.0esr-1~deb10u1 |
| Debian 11 | firefox-esr | 115.6.0esr-1~deb11u1 |
| Debian 12 | firefox-esr | 115.6.0esr-1~deb12u1 |
| Debian 13 | firefox-esr | 115.6.0esr-1 |
| Debian 14 | firefox-esr | 115.6.0esr-1 |
| Red Hat Enterprise Linux 7 | firefox | 0:115.6.0-1.el7_9 |
| Red Hat Enterprise Linux 7 | firefox-debuginfo | 0:115.6.0-1.el7_9 |
| Red Hat Enterprise Linux 8 | firefox | 0:115.6.0-1.el8_9 |
| Red Hat Enterprise Linux 8 | firefox-debuginfo | 0:115.6.0-1.el8_9 |
| Red Hat Enterprise Linux 8 | firefox-debugsource | 0:115.6.0-1.el8_9 |
| Red Hat Enterprise Linux 9 | firefox | 0:115.6.0-1.el9_3 |
| Red Hat Enterprise Linux 9 | firefox-debuginfo | 0:115.6.0-1.el9_3 |
| Red Hat Enterprise Linux 9 | firefox-debugsource | 0:115.6.0-1.el9_3 |
| Red Hat Enterprise Linux 9 | firefox-x11 | 0:115.6.0-1.el9_3 |
| Red Hat rhel aus 8.2 | firefox | 0:115.6.0-1.el8_2 |
| Red Hat rhel aus 8.2 | firefox-debuginfo | 0:115.6.0-1.el8_2 |
| Red Hat rhel aus 8.2 | firefox-debugsource | 0:115.6.0-1.el8_2 |
| Red Hat rhel aus 8.4 | firefox | 0:115.6.0-1.el8_4 |
| Red Hat rhel aus 8.4 | firefox-debuginfo | 0:115.6.0-1.el8_4 |
| Red Hat rhel aus 8.4 | firefox-debugsource | 0:115.6.0-1.el8_4 |
| Red Hat rhel e4s 8.2 | firefox | 0:115.6.0-1.el8_2 |
| Red Hat rhel e4s 8.2 | firefox-debuginfo | 0:115.6.0-1.el8_2 |
| Red Hat rhel e4s 8.2 | firefox-debugsource | 0:115.6.0-1.el8_2 |
| Red Hat rhel e4s 8.4 | firefox | 0:115.6.0-1.el8_4 |
| Red Hat rhel e4s 8.4 | firefox-debuginfo | 0:115.6.0-1.el8_4 |
| Red Hat rhel e4s 8.4 | firefox-debugsource | 0:115.6.0-1.el8_4 |
| Red Hat rhel eus 8.6 | firefox | 0:115.6.0-1.el8_6 |
| Red Hat rhel eus 8.6 | firefox-debuginfo | 0:115.6.0-1.el8_6 |
| Red Hat rhel eus 8.6 | firefox-debugsource | 0:115.6.0-1.el8_6 |
| Red Hat rhel eus 8.8 | firefox | 0:115.6.0-1.el8_8 |
| Red Hat rhel eus 8.8 | firefox-debuginfo | 0:115.6.0-1.el8_8 |
| Red Hat rhel eus 8.8 | firefox-debugsource | 0:115.6.0-1.el8_8 |
| Red Hat rhel eus 9.0 | firefox | 0:115.6.0-1.el9_0 |
| Red Hat rhel eus 9.0 | firefox-debuginfo | 0:115.6.0-1.el9_0 |
| Red Hat rhel eus 9.0 | firefox-debugsource | 0:115.6.0-1.el9_0 |
| Red Hat rhel eus 9.2 | firefox | 0:115.6.0-1.el9_2 |
| Red Hat rhel eus 9.2 | firefox-debuginfo | 0:115.6.0-1.el9_2 |
| Red Hat rhel eus 9.2 | firefox-debugsource | 0:115.6.0-1.el9_2 |
| Red Hat rhel eus 9.2 | firefox-x11 | 0:115.6.0-1.el9_2 |
| Red Hat rhel tus 8.2 | firefox | 0:115.6.0-1.el8_2 |
| Red Hat rhel tus 8.2 | firefox-debuginfo | 0:115.6.0-1.el8_2 |
| Red Hat rhel tus 8.2 | firefox-debugsource | 0:115.6.0-1.el8_2 |
| Red Hat rhel tus 8.4 | firefox | 0:115.6.0-1.el8_4 |
| Red Hat rhel tus 8.4 | firefox-debuginfo | 0:115.6.0-1.el8_4 |
| Red Hat rhel tus 8.4 | firefox-debugsource | 0:115.6.0-1.el8_4 |
| Rocky Linux 8 | firefox | 0:115.6.0-1.el8_9 |
| SUSE Enterprise Storage 7.1 | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS | MozillaFirefox | 115.6.0-150000.150.119.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Module for Desktop Applications 15 SP4 | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Module for Desktop Applications 15 SP5 | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Real Time 15 SP4 | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Server 12 SP5 | MozillaFirefox | 115.6.0-112.194.1 |
| SUSE Linux Enterprise Server 15 SP1-LTSS | MozillaFirefox | 115.6.0-150000.150.119.1 |
| SUSE Linux Enterprise Server 15 SP2-LTSS | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Server 15 SP3-LTSS | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Server 15 SP4-LTSS | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP5 | MozillaFirefox | 115.6.0-112.194.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP1 | MozillaFirefox | 115.6.0-150000.150.119.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP2 | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP3 | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | MozillaFirefox | 115.6.0-150200.152.120.1 |
| SUSE Linux Enterprise Software Development Kit 12 SP5 | MozillaFirefox | 115.6.0-112.194.1 |
| Ubuntu 18.04 LTS | mozjs38 | no fix |
| Ubuntu 18.04 LTS | mozjs52 | no fix |
| Ubuntu 20.04 LTS | firefox | 121.0+build1-0ubuntu0.20.04.1 |
| Ubuntu 20.04 LTS | mozjs52 | no fix |
| Ubuntu 20.04 LTS | mozjs68 | no fix |
| Ubuntu 22.04 LTS | mozjs102 | no fix |
| Ubuntu 22.04 LTS | mozjs78 | no fix |
| Ubuntu 22.04 LTS | mozjs91 | no fix |
| Ubuntu 24.04 LTS | mozjs102 | no fix |
| openSUSE Leap 15.4 | MozillaFirefox | 115.6.0-150200.152.120.1 |
| openSUSE Leap 15.5 | MozillaFirefox | 115.6.0-150200.152.120.1 |
| openSUSE Tumbleweed | MozillaFirefox | 121.0-1.1 |
| openSUSE Tumbleweed | firefox-esr | 128.5.1-1.1 |