CVE-2024-6444: zephyrproject-rtos zephyr Heap-based Buffer Overflow
CVSS: 6.5v3.1MediumAnalyzed
AliasesUBUNTU-CVE-2024-6444
Published 04-10-2024Last modified 04-10-2024
Vulnerability summary
CVE-2024-6444 is a medium (CVSS 6.5) Heap-based Buffer Overflow vulnerability in zephyrproject-rtos zephyr. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 26% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.1 (NVD)EPSS score
0.34%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 04-10-2024PublishedVulnerability first disclosed.
- 04-10-2024Last modifiedVulnerability information updated.
Description
No proper validation of the length of user input in olcp_ind_handler in zephyr/subsys/bluetooth/services/ots/ots_client.c.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 6.5Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSources3 sources · 6.3–6.5
- CVE.orgCNA6.3MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LDiffers
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.34%
Chance of exploitation in the next 30 days
Percentile
26%
Versus all other CVEs
30-day change
0.00 pp
From 0.34% on 21-09-2026
21-09-202621-10-2026
EPSS score0.34%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Ubuntu1 product
- zephyrAll versions (No fix recorded)
Zephyrproject1 product
- zephyr≤ 3.6.0
Zephyrproject-rtos1 product
- zephyr≤ 3.6
3 vendors · 3 products