CVE-2026-14607

MEDIUM 5.5

RT-Thread lwp_syscall.c sys_getaddrinfo memory corruption

CVSS Score

5.5

EPSS Score

0.0%

EPSS Percentile

0th

A weakness has been identified in RT-Thread up to 5.0.2. This affects the function sys_getaddrinfo of the file components/lwp/lwp_syscall.c. Executing a manipulation of the argument ai_addr can lead to memory corruption. The attack can only be executed locally. The exploit has been made available to the public and could be used for attacks. The pull request to fix this issue awaits acceptance.

CWE	CWE-119
Vendor	n/a
Product	rt-thread
Published	Jul 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / RT-Thread

5.0.0 5.0.1 5.0.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/376115 vuldb.com: https://vuldb.com/vuln/376115/cti vuldb.com: https://vuldb.com/cve/CVE-2026-14607 vuldb.com: https://vuldb.com/submit/844622 github.com: https://github.com/RT-Thread/rt-thread/issues/11428 github.com: https://github.com/RT-Thread/rt-thread/pull/11454 github.com: https://github.com/RT-Thread/rt-thread/

Credits

🔍 Zephyr Saxon (VulDB User) VulDB CNA Team