CVE-2024-9396Improper Restriction of Operations within the Bounds of a Memory Buffer in Mozilla Firefox

Severity
8.8HIGHNVD
OSV9.8
EPSS
0.2%
top 60.41%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 1
Latest updateFeb 2

Description

It is currently unknown if this issue is exploitable but a condition may arise where the structured clone of certain objects could lead to memory corruption. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages7 packages

CVEListV5mozilla/firefoxunspecified131
NVDmozilla/firefox< 128.3.0+1
CVEListV5mozilla/firefox_esrunspecified128.3
CVEListV5mozilla/thunderbirdunspecified128.3+1
NVDmozilla/thunderbird129.0131.0+1

🔴Vulnerability Details

4
OSV
firefox vulnerabilities2024-10-07
CVEList
CVE-2024-9396: It is currently unknown if this issue is exploitable but a condition may arise where the structured clone of certain objects could lead to memory corr2024-10-01
GHSA
GHSA-667m-43f5-gwwr: It is currently unknown if this issue is exploitable but a condition may arise where the structured clone of certain objects could lead to memory corr2024-10-01
OSV
CVE-2024-9396: It is currently unknown if this issue is exploitable but a condition may arise where the structured clone of certain objects could lead to memory corr2024-10-01

📋Vendor Advisories

8
Ubuntu
Thunderbird vulnerabilities2026-02-02
Ubuntu
Firefox vulnerabilities2024-10-07
Red Hat
firefox: thunderbird: Potential memory corruption may occur when cloning certain objects2024-10-01
Debian
CVE-2024-9396: firefox - It is currently unknown if this issue is exploitable but a condition may arise w...2024
Mozilla
Mozilla Foundation Security Advisory 2024-50: CVE-2024-9396
CVE-2024-9396 — Mozilla Firefox vulnerability | cvebase