CVE-2023-6862
CVE-2023-6862
This page contains facts from public vulnerability sources. Check the original advisory before updating.
A use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.
CVSS 8.8 · High · EPSS 1.0% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
firefox esr
- Versions
- ≥ unspecified, < 115.6: Affected (custom)
Update to 115.6
thunderbird
- Versions
- ≥ unspecified, < 115.6: Affected (custom)
Update to 115.6
firefox-esr Debian:12
- Versions
- 102.11.0esr-1
- 102.12.0esr-1
- 102.12.0esr-1~deb10u1
- 102.12.0esr-1~deb11u1
- 102.12.0esr-1~deb12u1
- 102.13.0esr-1
- 102.13.0esr-1~deb10u1
- 102.13.0esr-1~deb11u1
- 102.13.0esr-1~deb12u1
- 102.14.0esr-1~deb10u1
- 102.14.0esr-1~deb11u1
- 102.14.0esr-1~deb12u1
- 102.15.0esr-1~deb10u1
- 102.15.0esr-1~deb11u1
- 102.15.0esr-1~deb12u1
- 102.15.1esr-1~deb10u1
- 102.15.1esr-1~deb11u1
- 102.15.1esr-1~deb12u1
- 115.0.2esr-1
- 115.1.0esr-1
- 115.2.0esr-1
- 115.2.1esr-1
- 115.3.0esr-1
- 115.3.0esr-1~deb10u1
- 115.3.0esr-1~deb11u1
- 115.3.0esr-1~deb12u1
- 115.3.1esr-1~deb10u1
- 115.3.1esr-1~deb11u1
- 115.4.0esr-1
- 115.4.0esr-1~deb10u1
- 115.4.0esr-1~deb11u1
- 115.4.0esr-1~deb12u1
- 115.5.0esr-1
- 115.5.0esr-1~deb10u1
- 115.5.0esr-1~deb11u1
- 115.5.0esr-1~deb12u1
- 115.6.0esr-1~deb10u1
- 115.6.0esr-1~deb11u1
- Affected ranges
- ECOSYSTEM: < 115.6.0esr-1~deb12u1
Update to 115.6.0esr-1~deb12u1
firefox-esr Debian:13
- Affected ranges
- ECOSYSTEM: < 115.6.0esr-1
Update to 115.6.0esr-1
firefox-esr Debian:14
- Affected ranges
- ECOSYSTEM: < 115.6.0esr-1
Update to 115.6.0esr-1
thunderbird Debian:12
- Versions
- 1:102.11.0-1
- 1:102.12.0-1
- 1:102.12.0-1~deb10u1
- 1:102.12.0-1~deb11u1
- 1:102.12.0-1~deb12u1
- 1:102.13.0-1
- 1:102.13.0-1~deb10u1
- 1:102.13.0-1~deb11u1
- 1:102.13.0-1~deb12u1
- 1:102.13.1-1
- 1:102.13.1-1~deb10u1
- 1:102.13.1-1~deb11u1
- 1:102.13.1-1~deb12u1
- 1:102.14.0-1~deb10u1
- 1:102.14.0-1~deb11u1
- 1:102.14.0-1~deb12u1
- 1:102.15.0-1~deb10u1
- 1:102.15.0-1~deb11u1
- 1:102.15.0-1~deb12u1
- 1:102.15.1-1~deb10u1
- 1:102.15.1-1~deb11u1
- 1:102.15.1-1~deb12u1
- 1:103.0~b5-1
- 1:104.0~b2-1
- 1:110.0~b4-1
- 1:112.0~b1-1
- 1:113.0~b3-1
- 1:114.0~b2-1
- 1:115.0-1
- 1:115.0.1-1
- 1:115.0.1-2
- 1:115.0~b4-1
- 1:115.0~b6-1
- 1:115.1.0-1
- 1:115.1.1-1
- 1:115.2.0-1
- 1:115.2.2-1
- 1:115.3.0-1
- 1:115.3.0-1~deb12u1
- 1:115.3.1-1
- 1:115.3.1-1~deb10u1
- 1:115.3.1-1~deb11u1
- 1:115.3.1-1~deb12u1
- 1:115.4.1-1
- 1:115.4.1-1~deb10u1
- 1:115.4.1-1~deb11u1
- 1:115.4.1-1~deb12u1
- 1:115.5.0-1
- 1:115.5.0-1~deb10u1
- 1:115.5.0-1~deb11u1
- 1:115.5.0-1~deb12u1
- 1:115.5.1-1
- 1:115.5.2-1
- 1:115.6.0-1~deb10u1
- 1:115.6.0-1~deb11u1
- Affected ranges
- ECOSYSTEM: < 1:115.6.0-1~deb12u1
Update to 1:115.6.0-1~deb12u1
thunderbird Debian:13
- Affected ranges
- ECOSYSTEM: < 1:115.6.0-1
Update to 1:115.6.0-1
thunderbird Debian:14
- Affected ranges
- ECOSYSTEM: < 1:115.6.0-1
Update to 1:115.6.0-1
mozjs52 Ubuntu:18.04:LTS
- Versions
- 52.3.1-0ubuntu3
- 52.3.1-7fakesync1
- 52.8.1-0ubuntu0.18.04.1
- 52.9.1-0ubuntu0.18.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
mozjs38 Ubuntu:18.04:LTS
- Versions
- 38.8.0~repack1-0ubuntu1
- 38.8.0~repack1-0ubuntu3
- 38.8.0~repack1-0ubuntu4
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
thunderbird Ubuntu:20.04:LTS
- Versions
- 1:68.1.2+build1-0ubuntu1
- 1:68.1.2+build1-0ubuntu2
- 1:68.2.1+build1-0ubuntu1
- 1:68.2.2+build1-0ubuntu1
- 1:68.3.0+build2-0ubuntu1
- 1:68.3.1+build1-0ubuntu2
- 1:68.4.1+build1-0ubuntu1
- 1:68.4.2+build2-0ubuntu1
- 1:68.5.0+build1-0ubuntu1
- 1:68.6.0+build2-0ubuntu1
- 1:68.7.0+build1-0ubuntu1
- 1:68.7.0+build1-0ubuntu2
- 1:68.8.0+build2-0ubuntu0.20.04.2
- 1:68.10.0+build1-0ubuntu0.20.04.1
- 1:78.7.1+build1-0ubuntu0.20.04.1
- 1:78.8.1+build1-0ubuntu0.20.04.1
- 1:78.11.0+build1-0ubuntu0.20.04.2
- 1:78.13.0+build1-0ubuntu0.20.04.2
- 1:78.14.0+build1-0ubuntu0.20.04.1
- 1:78.14.0+build1-0ubuntu0.20.04.2
- 1:91.5.0+build1-0ubuntu0.20.04.1
- 1:91.7.0+build2-0ubuntu0.20.04.1
- 1:91.8.1+build1-0ubuntu0.20.04.1
- 1:91.9.1+build1-0ubuntu0.20.04.1
- 1:91.11.0+build2-0ubuntu0.20.04.1
- 1:102.2.2+build1-0ubuntu0.20.04.1
- 1:102.4.2+build2-0ubuntu0.20.04.1
- 1:102.7.1+build2-0ubuntu0.20.04.1
- 1:102.8.0+build2-0ubuntu0.20.04.1
- 1:102.9.0+build1-0ubuntu0.20.04.1
- 1:102.10.0+build2-0ubuntu0.20.04.1
- 1:102.11.0+build1-0ubuntu0.20.04.1
- 1:102.13.0+build1-0ubuntu0.20.04.1
- 1:102.15.0+build1-0ubuntu0.20.04.1
- 1:102.15.1+build1-0ubuntu0.20.04.1
- 1:115.3.1+build1-0ubuntu0.20.04.1
- 1:115.4.1+build1-0ubuntu0.20.04.1
- 1:115.5.0+build1-0ubuntu0.20.04.1
- Affected ranges
- ECOSYSTEM: < 1:115.6.0+build2-0ubuntu0.20.04.1
Update to 1:115.6.0+build2-0ubuntu0.20.04.1
mozjs68 Ubuntu:20.04:LTS
- Versions
- 68.5.0-1~fakesync
- 68.5.0-2~fakesync
- 68.6.0-1
- 68.6.0-1ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
mozjs52 Ubuntu:20.04:LTS
- Versions
- 52.9.1-1build1
- 52.9.1-1ubuntu3
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
mozjs102 Ubuntu:22.04:LTS
- Versions
- 102.11.0-0ubuntu0.22.04.1
- 102.12.0-0ubuntu0.22.04.1
- 102.13.0-0ubuntu0.22.04.1
- 102.15.1-0ubuntu0.22.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
mozjs78 Ubuntu:22.04:LTS
- Versions
- 78.13.0-1
- 78.15.0-2
- 78.15.0-4ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
mozjs91 Ubuntu:22.04:LTS
- Versions
- 91.5.1-0ubuntu1
- 91.6.0-1
- 91.6.0-2
- 91.7.0-2
- 91.10.0-0ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
thunderbird Ubuntu:22.04:LTS
- Versions
- 1:91.1.2+build1-0ubuntu1
- 1:91.3.0+build2-0ubuntu1
- 1:91.3.1+build1-0ubuntu1
- 1:91.3.2+build1-0ubuntu1
- 1:91.4.0+build1.1-0ubuntu1
- 1:91.4.0+build2-0ubuntu1
- 1:91.5.0+build1-0ubuntu1
- 1:91.5.1+build1-0ubuntu1
- 1:91.6.1+build1-0ubuntu1
- 1:91.7.0+build1-0ubuntu1
- 1:91.7.0+build2-0ubuntu1
- 1:91.8.0+build2-0ubuntu1
- 1:91.9.1+build1-0ubuntu0.22.04.1
- 1:91.11.0+build2-0ubuntu0.22.04.1
- 1:102.2.2+build1-0ubuntu0.22.04.1
- 1:102.4.2+build2-0ubuntu0.22.04.1
- 1:102.7.1+build2-0ubuntu0.22.04.1
- 1:102.8.0+build2-0ubuntu0.22.04.1
- 1:102.9.0+build1-0ubuntu0.22.04.1
- 1:102.10.0+build2-0ubuntu0.22.04.1
- 1:102.11.0+build1-0ubuntu0.22.04.1
- 1:102.13.0+build1-0ubuntu0.22.04.1
- 1:102.15.0+build1-0ubuntu0.22.04.1
- 1:102.15.1+build1-0ubuntu0.22.04.1
- 1:115.3.1+build1-0ubuntu0.22.04.2
- 1:115.4.1+build1-0ubuntu0.22.04.1
- 1:115.5.0+build1-0ubuntu0.22.04.1
- Affected ranges
- ECOSYSTEM: < 1:115.6.0+build2-0ubuntu0.22.04.1
Update to 1:115.6.0+build2-0ubuntu0.22.04.1
mozjs102 Ubuntu:24.04:LTS
- Versions
- 102.15.1-1
- 102.15.1-3ubuntu2
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
thunderbird Ubuntu:24.04:LTS
- Versions
- 1:115.3.1+build1-0ubuntu1
- 1:115.4.1+build1-0ubuntu1
- 1:115.4.3+build1-0ubuntu1
- 1:115.5.0+build1-0ubuntu1
- 1:115.5.1+build1-0ubuntu1
- 1:115.5.2+build2-0ubuntu1
- 1:115.6.0+build1-0ubuntu1
- Affected ranges
- ECOSYSTEM: < 1:115.6.0+build2-0ubuntu1
Update to 1:115.6.0+build2-0ubuntu1
Original sources
- https://bugzilla.mozilla.org/show_bug.cgi?id=1868042
- https://www.mozilla.org/security/advisories/mfsa2023-54/
- https://www.mozilla.org/security/advisories/mfsa2023-55/
- https://www.debian.org/security/2023/dsa-5581
- https://www.debian.org/security/2023/dsa-5582
- https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html
- https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html
- https://security.gentoo.org/glsa/202401-10
- https://nvd.nist.gov/vuln/detail/CVE-2023-6862