Bluetooth: classic: avdtp: missing buffer length check

published 2024-12-15 22 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-49616

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits: 0; none known

No proper validation of the length of user input in olcp_ind_handler in zephyr/subsys/bluetooth/services/ots/ots_client.c.

Patch / fix

links 1

github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-r7pm-f9… advisory

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 22 mo ago (2024-12-16)

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	6.5	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

zephyrproject-rtos Zephyr

Classification

Weakness

CWE-122 Heap-based Buffer Overflow
CWE-787 Out-of-bounds Write

References

github.com /zephyrproject-rtos/zephyr/security/advisories/GHSA-r7pm-f93f-f7fp
patch, vendor-advisory

Sources

CVE List CVE-2024-8798
NVD CVE-2024-8798

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Summary