Vulnerability · Published Oct 4, 2024 · Assigned by zephyr
CVE-2024-6442Bluetooth: ASCS Unchecked tailroom of the response buffer
Medium 6.3
In plain English
A medium-severity out-of-bounds write in Zephyr from zephyrproject-rtos. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities).
Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.3%top 72.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
In ascs_cp_rsp_add in /subsys/bluetooth/audio/ascs.c, an unchecked tailroom could lead to a global buffer overflow.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | zephyr | no fix listed | UBUNTU-CVE-2024-6442 |
| Ubuntu:24.04:LTS | zephyr | no fix listed | UBUNTU-CVE-2024-6442 |
| Ubuntu:25.10 | zephyr | no fix listed | UBUNTU-CVE-2024-6442 |
| Ubuntu:26.04:LTS | zephyr | no fix listed | UBUNTU-CVE-2024-6442 |
| Ubuntu:26.10 | zephyr | no fix listed | UBUNTU-CVE-2024-6442 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| zephyrproject-rtos | Zephyr | * – through 3.6 |
Weakness: CWE-787 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L