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High severity7.5NVD Advisory· Published Dec 16, 2025· Updated Jun 17, 2026

CVE-2025-62848

CVE-2025-62848

Description

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to launch a denial-of-service (DoS) attack.

We have already fixed the vulnerability in the following versions: QTS 5.2.7.3297 build 20251024 and later QuTS hero h5.2.7.3297 build 20251024 and later QuTS hero h5.3.1.3292 build 20251024 and later

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

41
  • Qnap/Qtsllm-fuzzy18 versions
    >= 5.2.7.3297 build 20251024+ 17 more
    • (no CPE)range: >= 5.2.7.3297 build 20251024
    • cpe:2.3:o:qnap:qts:5.2.0.2737:build_20240417:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.0.2744:build_20240424:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.0.2782:build_20240601:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.0.2802:build_20240620:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.0.2823:build_20240711:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.0.2851:build_20240808:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.0.2860:build_20240817:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.1.2930:build_20241025:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.2.2950:build_20241114:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.3.3006:build_20250108:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.4.3070:build_20250312:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.4.3079:build_20250321:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.4.3092:build_20250403:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.5.3145:build_20250526:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.6.3195:build_20250715:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.6.3229:build_20250818:*:*:*:*:*:*
    • cpe:2.3:o:qnap:qts:5.2.7.3256:build_20250913:*:*:*:*:*:*
  • Qnap/Quts Herollm-fuzzy21 versions
    >= h5.2.7.3297 build 20251024, >= h5.3.1.3292 build 20251024+ 20 more
    • (no CPE)range: >= h5.2.7.3297 build 20251024, >= h5.3.1.3292 build 20251024
    • cpe:2.3:o:qnap:quts_hero:h5.2.0.2737:build_20240417:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.0.2782:build_20240601:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.0.2789:build_20240607:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.0.2802:build_20240620:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.0.2823:build_20240711:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.0.2851:build_20240808:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.0.2860:build_20240817:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.1.2929:build_20241025:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.1.2940:build_20241105:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.2.2952:build_20241116:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.3.3006:build_20250108:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.4.3070:build_20250312:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.4.3079:build_20250321:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.5.3138:build_20250519:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.6.3195:build_20250715:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.2.7.3256:build_20250913:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.3.0.3115:build_20250430:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.3.0.3145:build_20250530:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.3.0.3192:build_20250716:*:*:*:*:*:*
    • cpe:2.3:o:qnap:quts_hero:h5.3.1.3250:build_20250912:*:*:*:*:*:*
  • QNAP Systems Inc./QTScpe-rescue
    Range: 5.2.x
  • QNAP Systems Inc./QuTS herocpe-rescue
    Range: h5.2.x

Patches

Vulnerability mechanics

References

1

News mentions

1