CVE-2025-5868

HIGH EPSS 58.3%
Published Jun 9, 20251y ago · Modified Jun 17, 20261w ago
8.6 CVSS 4.0
High
Find Similar
Published Jun 9, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability, which was classified as critical, has been found in RT-Thread 5.1.0. This issue affects the function sys_thread_sigprocmask of the file rt-thread/components/lwp/lwp_syscall.c. The manipulation of the argument how leads to improper validation of array index.

CVSS Details

Base Score
8.6
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Adjacent
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
58.3% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-129

Affected Products 1

VendorProductVersionRange
rt-threadrt-thread5.1.0any

References 4

  • github.com https://github.com/RT-Thread/rt-thread/issues/10303
    ExploitIssue Tracking
  • vuldb.com https://vuldb.com/?ctiid.311627
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.311627
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.584130
    Third Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.