CVE-2025-9558— Bluetooth: Mesh: Out-of-Bound Write in gen_prov_start
Quick assessment
Affected
zephyrproject-rtos Zephyr
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Zephyr是Zephyr开源的一个可扩展的实时操作系统 (RTOS)。 Zephyr存在安全漏洞，该漏洞源于pb_adv.c中gen_prov_start函数未验证数据大小即复制接收数据到link.rx.buf接收缓冲区，可能导致越界写入。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2025-9558
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Bluetooth: Mesh: Out-of-Bound Write in gen_prov_start
Source: CVE Program / CVE List V5
Vulnerability Description
There is a potential OOB Write vulnerability in the gen_prov_start function in pb_adv.c. The full length of the received data is copied into the link.rx.buf receiver buffer without any validation on the data size.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Zephyr 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zephyr是Zephyr开源的一个可扩展的实时操作系统 (RTOS)。 Zephyr存在安全漏洞，该漏洞源于pb_adv.c中gen_prov_start函数未验证数据大小即复制接收数据到link.rx.buf接收缓冲区，可能导致越界写入。
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 | * ~ 4.2 | - |
|
II. Public POCs for CVE-2025-9558
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2025-9558
请登录查看更多情报信息。
Vendor Advisories for CVE-2025-9558 (1)
IV. Related Vulnerabilities
Same product: Zephyr
-
CVE-2026-13478
Out-of-bounds read in Zephyr ext2 block-bitmap validation fr -
CVE-2026-13217
NULL-pointer dereference in Zephyr OCPP CALLRESULT parsing v -
CVE-2026-13216
Out-of-bounds stack write in Zephyr virtio PCI driver from u -
CVE-2026-13215
Zephyr ext2 mount: unvalidated superblock block size causes -
CVE-2026-13214
Stack buffer overflow in OCPP GetConfiguration key parsing
Same vendor: zephyrproject-rtos
-
CVE-2026-13351
net: Maliciously fragmented IPv6 packets can prevent receivi -
CVE-2026-5068
bt: l2cap le coc: remote oob write via seg counter stored in -
CVE-2026-5067
Out-of-bounds read/write in HTTP WebSocket upgrade via non-n -
CVE-2026-5066
net: sockets: tls: Potential out-of-bounds write/read in soc -
CVE-2026-5589
Out-of-bounds write caused by an integer underflow in the Bl
Same weakness: CWE-120
-
CVE-2026-80186
Bluez: stack overflow in name2utf8 causes dos and potential -
CVE-2026-71399
Adobe XD | Buffer Overflow (CWE-120) -
CVE-2026-78322
File-roller: file-roller: stack buffer overflow in parse_pro -
CVE-2026-19568
SVG File Parsing Memory Corruption Vulnerability in Autodesk -
CVE-2026-71941
DrayTek VigorSwitch Multiple Models Buffer Overflow via diag
V. Comments for CVE-2025-9558
No comments yet