CVE-2026-41445

HIGH

KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_...

Affects 0 products across 1 vendor.

CVSS 3.18.8
CVSS v48.7
EPSS0.5%
Percentile40th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, requires user interaction, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-122: Heap-Based Buffer Overflow

Buffer overflow corrupting dynamically allocated heap memory, exploitable for arbitrary code execution.

CWE-190: Integer Overflow or Wraparound

Arithmetic operation exceeds the maximum integer value, wrapping around and often leading to undersized allocations.

Related Attack Patterns (CAPEC)
CAPEC-92 Forced Integer Overflow
via CWE-122 CWE-190

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function, leading to a heap buffer overflow.

BSID: BS-2026-GLOBAL-152541-H • Model: /workspace/models/qwen2.5-coder-32b-instruct-bf16 • Confidence: HIGH

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Frequently Asked Questions
What is CVE-2026-41445?
KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function, leading to a heap buffer overflow.
What is the CVSS score for CVE-2026-41445?
CVE-2026-41445 has CVSS 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS: 0.5%.
Is CVE-2026-41445 actively exploited?
No confirmed active exploitation of CVE-2026-41445 as of 2026-07-15.
How do I remediate CVE-2026-41445?
Priority: IMMEDIATE.
What systems are affected by CVE-2026-41445?
CVE-2026-41445 affects Beyond.
Vulnerability Details
CVE IDCVE-2026-41445
BSIDBS-2026-GLOBAL-152541-H BreachSpider Global ID
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published2026-04-20
Last Modified2026-07-14
ICS Relevance15%
Weakness (CWE)
SourceNVD
Official Description

KissFFT before commit 8a8e66e contains an integer overflow vulnerability in the kiss_fftndr_alloc() function in kiss_fftndr.c where the allocation size calculation dimOther*(dimReal+2)*sizeof(kiss_fft_scalar) overflows signed 32-bit integer arithmetic before being widened to size_t, causing malloc() to allocate an undersized buffer. Attackers can trigger heap buffer overflow by providing crafted dimensions that cause the multiplication to exceed INT_MAX, allowing writes beyond the allocated buffer region when kiss_fftndr() processes the data.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

The vulnerability arises from an integer overflow in the calculation of the allocation size in the kiss_fftndr_alloc() function. This overflow results in an undersized buffer being allocated, which can be exploited by attackers to cause a heap buffer overflow via crafted input.

Exploitation Likelihood: HIGH

Affected Products
VendorProductAffected Versions
Beyond — —
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 178 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Model/workspace/models/qwen2.5-coder-32b-instruct-bf16
ConfidenceHIGH
Enriched At2026-05-24
SHA-512 Audit Hashca387b49e78019005a58083add5d41c31614274997a77c71781b0395778262d16e4726918c6f0fe56c79d7fdb4fc63d8beb886a465820050622e4ae6c1431a06
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