CVE-2025-5865CRITICAL 9.8EPSS p51.1%

CVE-2025-5865CVE-2025-5865

Description

A vulnerability was found in RT-Thread 5.1.0. It has been rated as critical. Affected by this issue is the function sys_select of the file rt-thread/components/lwp/lwp_syscall.c of the component Parameter Handler. The manipulation of the argument timeout leads to memory corruption. The vendor explains, that "[t]he timeout parameter should be checked to check if it can be accessed correctly in kernel mode and used temporarily in kernel memory."

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.78% probability of exploitation · percentile 51.1% · 2026-06-19T12:03:05Z
Published2025-06-09
Last modified2025-07-11

Underlying weaknesses· 1

CWE-119

References

  1. https://github.com/RT-Thread/rt-thread/issues/10298
  2. https://github.com/RT-Thread/rt-thread/issues/10298#issuecomment-2894952150
  3. https://vuldb.com/?ctiid.311624
  4. https://vuldb.com/?id.311624
  5. https://vuldb.com/?submit.584124
  6. https://github.com/RT-Thread/rt-thread/issues/10298

1

TypeTargetConfidenceTier
WeaknessImproper Restriction of Operations within the Bounds of a Memory Buffercwe-1190%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2025-5868
CVE
CVE-2025-5869
CVE
CVE-2025-5866
CVE
CVE-2025-5867
CVE
CVE-2025-59610
CVE
CVE-2025-32401
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.