CVE-2021-3510— Zephyr JSON decoder incorrectly decodes array of array
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I. Basic Information for CVE-2021-3510
Vulnerability Information
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Vulnerability Title
Zephyr JSON decoder incorrectly decodes array of array
Source: NVD (National Vulnerability Database)
Vulnerability Description
Zephyr JSON decoder incorrectly decodes array of array. Zephyr versions >= >1.14.0, >= >2.5.0 contain Attempt to Access Child of a Non-structure Pointer (CWE-588). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-289f-7mw3-2qf4
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
尝试访问一个非结构体指针的子域
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zephyr 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zephyr是美国Linux基金会的一套开源的小型的可缩放的实时操作系统。 Zephyr 存在安全漏洞，该漏洞源于Zephyr JSON解码器错误地解码数组。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| zephyrproject-rtos | zephyr | >1.14.0 ~ unspecified | - |
II. Public POCs for CVE-2021-3510
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · zephyrproject-rtos · 2021-10-05 · 5 CVEs total
| CVE-2021-3625 | 9.6 CRITICAL | Buffer overflow in Zephyr USB DFU DNLOAD |
| CVE-2021-3581 | 7.0 HIGH | Buffer Access with Incorrect Length Value in zephyr |
| CVE-2021-3319 | 6.5 MEDIUM | DOS: Incorrect 802154 Frame Validation for Omitted Source / Dest Addresses |
| CVE-2021-3436 | 4.3 MEDIUM | BT: Possible to overwrite an existing bond during keys distribution phase when the identit |
IV. Related Vulnerabilities
Same product: zephyr
- CVE-2026-1677
net: TLS 1.2 connections allowed on TLS 1.3 sockets - CVE-2026-5590
net: ip/tcp: Null pointer dereference can be triggered by a - CVE-2026-1679
net: eswifi socket send payload length not bounded - CVE-2026-4179
stm32: usb: Infinite while loop in Interrupt Handler - CVE-2026-0849
crypto: ATAES132A response length allows stack buffer overfl
Same vendor: zephyrproject-rtos
- CVE-2026-1677
net: TLS 1.2 connections allowed on TLS 1.3 sockets - CVE-2026-5590
net: ip/tcp: Null pointer dereference can be triggered by a - CVE-2026-1679
net: eswifi socket send payload length not bounded - CVE-2026-4179
stm32: usb: Infinite while loop in Interrupt Handler - CVE-2026-0849
crypto: ATAES132A response length allows stack buffer overfl
V. Comments for CVE-2021-3510
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