Vulnerability · Published Sep 6, 2024 · Assigned by mozilla
CVE-2024-7652Type Confusion in Async Generators in Javascript Engine
High 7.5
In plain English
A high-severity type confusion in Firefox from Mozilla. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.7%top 48.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An error in the ECMA-262 specification relating to Async Generators could have resulted in a type confusion, potentially leading to memory corruption and an exploitable crash. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | firefox | 128.2.0-1.el8_10.alma.1 | ALSA-2024:6682 |
| AlmaLinux:9 | firefox | 128.2.0-1.el9_4.alma.1 | ALSA-2024:6681 |
| AlmaLinux:9 | firefox-x11 | 128.2.0-1.el9_4.alma.1 | ALSA-2024:6681 |
| AlmaLinux:8 | thunderbird | 128.2.0-1.el8_10.alma.1 | ALSA-2024:6684 |
| AlmaLinux:9 | thunderbird | 128.2.0-1.el9_4.alma.1 | ALSA-2024:6683 |
| Debian:12 | firefox-esr | 115.13.0esr-1~deb12u1 | DEBIAN-CVE-2024-7652 |
| Debian:12 | firefox-esr | 115.13.0esr-1~deb12u1 | DSA-5727-1 |
| Debian:13 | firefox-esr | 115.13.0esr-1 | DEBIAN-CVE-2024-7652 |
| Debian:14 | firefox-esr | 115.13.0esr-1 | DEBIAN-CVE-2024-7652 |
| Debian:12 | thunderbird | 1:115.13.0-1~deb12u1 | DSA-5733-1 |
| Debian:12 | thunderbird | 1:115.13.0-1~deb12u1 | DEBIAN-CVE-2024-7652 |
| Debian:13 | thunderbird | 1:115.13.0-1 | DEBIAN-CVE-2024-7652 |
| Debian:14 | thunderbird | 1:115.13.0-1 | DEBIAN-CVE-2024-7652 |
| Rocky Linux:8 | firefox | 0:128.2.0-1.el8_10 | RLSA-2024:6682 |
| Rocky Linux:9 | firefox | 0:128.2.0-1.el9_4.0.1 | RLSA-2024:6681 |
| Rocky Linux:8 | thunderbird | 0:128.2.0-1.el8_10 | RLSA-2024:6684 |
| Rocky Linux:9 | thunderbird | 0:128.2.0-1.el9_4.0.1 | RLSA-2024:6683 |
| Ubuntu:22.04:LTS | mozjs102 | no fix listed | UBUNTU-CVE-2024-7652 |
| Ubuntu:24.04:LTS | mozjs102 | no fix listed | UBUNTU-CVE-2024-7652 |
| Ubuntu:24.04:LTS | mozjs115 | no fix listed | UBUNTU-CVE-2024-7652 |
| Ubuntu:22.04:LTS | mozjs78 | no fix listed | UBUNTU-CVE-2024-7652 |
| Ubuntu:22.04:LTS | mozjs91 | no fix listed | UBUNTU-CVE-2024-7652 |
| Ubuntu:22.04:LTS | thunderbird | 1:115.13.0+build5-0ubuntu0.22.04.1 | UBUNTU-CVE-2024-7652 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | unspecified – before 128 |
| Mozilla | Firefox ESR | unspecified – before 115.13 |
| Mozilla | Thunderbird | unspecified – before 115.13 |
| Mozilla | Thunderbird | unspecified – before 128 |
Weakness: CWE-843, CWE-476 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1901411
- https://github.com/tc39/ecma262/security/advisories/GHSA-g38c-wh3c-5h9r
- https://www.mozilla.org/security/advisories/mfsa2024-29/
- https://www.mozilla.org/security/advisories/mfsa2024-30/
- https://www.mozilla.org/security/advisories/mfsa2024-31/
- https://www.mozilla.org/security/advisories/mfsa2024-32/