CVE-2024-3864 json
Memory safety bug present in Firefox 124, Firefox ESR 115.9, and Thunderbird 115.9.
published 2024-04-16 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-32432
- cvss
- 8.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 58%
- public exploits
- 0
- none known
Summary
Memory safety bug present in Firefox 124, Firefox ESR 115.9, and Thunderbird 115.9. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.
Patch / fix
- Mozilla Firefox 125
- Mozilla Firefox ESR 115.10
- Mozilla Thunderbird 115.10
- firefox-esr Debian 12 115.10.0esr-1~deb12u1
- firefox-esr Debian 14, Debian 13 115.10.0esr-1
- thunderbird Debian 12 1:115.10.1-1~deb12u1
- thunderbird Debian 14, Debian 13 1:115.10.1-1
debian advisories DEBIAN-CVE-2024-3864
- firefox Ubuntu 20.04 LTS 125.0.2+build1-0ubuntu0.20.04.2
- thunderbird Ubuntu 20.04 LTS 1:115.10.1+build1-0ubuntu0.20.04.1
- thunderbird Ubuntu 22.04 LTS 1:115.10.1+build1-0ubuntu0.22.04.1
ubuntu advisories UBUNTU-CVE-2024-3864
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- firefox RHEL 7 115.10.0-1.el7_9
- firefox RHEL 8 115.10.0-1.el8_9
- thunderbird RHEL 9 115.10.0-2.el9_3
- firefox RHEL 9 115.10.0-1.el9_3
- firefox-x11 RHEL 9 115.10.0-1.el9_3
- thunderbird RHEL 8 115.10.0-2.el8_9
- thunderbird RHEL 7 115.10.0-2.el7_9
- thunderbird RHEL 8.2 TUS, RHEL 8.2 E4S, RHEL 8.2 AUS 115.10.0-2.el8_2
red hat advisories RHSA-2024:1934RHSA-2024:1982RHSA-2024:1910RHSA-2024:1912RHSA-2024:1940RHSA-2024:1941
- MozillaFirefox SLES for SAP 15 SP4, SLES for SAP 15 SP3, SLES for SAP 15 SP2 +12 more 115.11.0-150200.152.137.2
- MozillaFirefox SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 115.11.0-112.212.1
- MozillaThunderbird SLE Workstation Extension 15 SP5, SLE Module for Package Hub 15 SP5, openSUSE Leap 15.5 115.10.1-150200.8.157.1
- MozillaFirefox SLES for SAP 15 SP4, SLES for SAP 15 SP3, SLES for SAP 15 SP2 +10 more 115.10.0-150200.152.134.1
- MozillaFirefox SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 115.10.0-112.209.1
suse advisories SUSE-SU-2024:1770-1SUSE-SU-2024:1676-1SUSE-SU-2024:1437-1SUSE-SU-2024:1350-1SUSE-SU-2024:1319-1
- firefox-esr openSUSE Tumbleweed 128.5.1-1.1
- MozillaThunderbird openSUSE Tumbleweed 115.10.1-1.1
- MozillaFirefox openSUSE Tumbleweed 125.0.2-1.1
opensuse advisories openSUSE-SU-2024:14572-1openSUSE-SU-2024:13884-1openSUSE-SU-2024:13907-1
- thunderbird AlmaLinux 8 115.10.0-2.el8_9.alma.1
- thunderbird AlmaLinux 9 115.10.0-2.el9_3.alma.1
- firefox AlmaLinux 9 115.10.0-1.el9_3.alma.1
- firefox-x11 AlmaLinux 9 115.10.0-1.el9_3.alma.1
- firefox AlmaLinux 8 115.10.0-1.el8_9.alma.1
almalinux advisories ALSA-2024:1939ALSA-2024:1940ALSA-2024:1908ALSA-2024:1912
- firefox Rocky Linux 9 115.10.0-1.el9_3
- firefox Rocky Linux 8 115.10.0-1.el8_9
rocky linux advisories RLSA-2024:1908RLSA-2024:1912
- thunderbird Alpine 3.23, Alpine 3.22, Alpine 3.21 +3 more 115.10.1-r0
alpine advisories ALPINE-CVE-2024-3864
Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2024-3864 updated cvss 7.5
Mozilla: Memory safety bug fixed in Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10
-
Red Hat Enterprise Linux 6 firefox, thunderbirdaffected: no fix planned “Out of support scope”
-
Red Hat Enterprise Linux AppStream (v. 8) firefox 115.10.0-1.el8_9, thunderbird 115.10.0-2.el8_9fixed: vendor fix RHSA-2024:1912
-
Red Hat Enterprise Linux AppStream (v. 9) firefox 115.10.0-1.el9_3, firefox-x11 115.10.0-1.el9_3, thunderbird 115.10.0-2.el9_3fixed: vendor fix RHSA-2024:1908
-
Red Hat Enterprise Linux AppStream AUS (v. 8.2) firefox 115.10.0-1.el8_2, thunderbird 115.10.0-2.el8_2fixed: vendor fix RHSA-2024:1904
-
Red Hat Enterprise Linux AppStream AUS (v.8.4) firefox 115.10.0-1.el8_4, thunderbird 115.10.0-2.el8_4fixed: vendor fix RHSA-2024:1911
-
Red Hat Enterprise Linux AppStream E4S (v. 8.2) firefox 115.10.0-1.el8_2, thunderbird 115.10.0-2.el8_2fixed: vendor fix RHSA-2024:1904
-
Red Hat Enterprise Linux AppStream E4S (v.8.4) firefox 115.10.0-1.el8_4, thunderbird 115.10.0-2.el8_4fixed: vendor fix RHSA-2024:1911
-
Red Hat Enterprise Linux AppStream EUS (v.8.6) firefox 115.10.0-1.el8_6, thunderbird 115.10.0-2.el8_6fixed: vendor fix RHSA-2024:1906
show 6 moreshow fewer
-
Red Hat Enterprise Linux AppStream EUS (v.8.8) firefox 115.10.0-1.el8_8, thunderbird 115.10.0-2.el8_8fixed: vendor fix RHSA-2024:1909
-
Red Hat Enterprise Linux AppStream EUS (v.9.0) firefox 115.10.0-1.el9_0, thunderbird 115.10.0-2.el9_0fixed: vendor fix RHSA-2024:1907
-
Red Hat Enterprise Linux AppStream EUS (v.9.2) firefox 115.10.0-1.el9_2, firefox-x11 115.10.0-1.el9_2, thunderbird 115.10.0-2.el9_2fixed: vendor fix RHSA-2024:1905
-
Red Hat Enterprise Linux AppStream TUS (v. 8.2) firefox 115.10.0-1.el8_2, thunderbird 115.10.0-2.el8_2fixed: vendor fix RHSA-2024:1904
-
Red Hat Enterprise Linux AppStream TUS (v.8.4) firefox 115.10.0-1.el8_4, thunderbird 115.10.0-2.el8_4fixed: vendor fix RHSA-2024:1911
-
Red Hat Enterprise Linux Client (v. 7) firefox 115.10.0-1.el7_9, thunderbird 115.10.0-2.el7_9 Red Hat Enterprise Linux Client Optional (v. 7) firefox 115.10.0-1.el7_9 Red Hat Enterprise Linux Server (v. 7) firefox 115.10.0-1.el7_9 Red Hat Enterprise Linux Server Optional (v. 7) firefox 115.10.0-1.el7_9, thunderbird 115.10.0-2.el7_9 Red Hat Enterprise Linux Workstation (v. 7) firefox 115.10.0-1.el7_9, thunderbird 115.10.0-2.el7_9 Red Hat Enterprise Linux Workstation Optional (v. 7) firefox 115.10.0-1.el7_9fixed: vendor fix RHSA-2024:1910
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 2 y ago
Exploit prediction
0.85% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=1888333 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
- Mozilla Firefox
- Mozilla Firefox ESR
- Mozilla Thunderbird
- mozilla firefox_esr
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
bugzilla.mozilla.org
/show_bug.cgi?id=1888333
exploit, issue-tracking, vendor-advisory
-
mozilla.org
/security/advisories/mfsa2024-18/
vendor-advisory
-
mozilla.org
/security/advisories/mfsa2024-19/
vendor-advisory
-
mozilla.org
/security/advisories/mfsa2024-20/
vendor-advisory
-
lists.debian.org
/debian-lts-announce/2024/04/msg00012.html
mailing-list
-
lists.debian.org
/debian-lts-announce/2024/04/msg00013.html
mailing-list
Sources
- CVE List CVE-2024-3864
- NVD CVE-2024-3864
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.