---
title: "Undo file overflow under extreme conditions"
description: "2026-10-28 Bitcoin Core 보도. Bitcoin Core: “Disclosure of the details of a bug that lets a miner corrupt the undo data of other nodes, causing them to shut…"
language: ko
canonical: "https://whycoinmoves.com/ko/events/bitcoin-undo-file-overflow-under-extreme-f1ab709d188592"
published: 2026-10-28T18:18:22.000Z
updated: 2026-10-28T19:19:59.000Z
indexable: false
---

# Undo file overflow under extreme conditions

2026-10-28 Bitcoin Core 보도. Bitcoin Core: “Disclosure of the details of a bug that lets a miner corrupt the undo data of other nodes, causing them to shut…

Attributed sources: [Bitcoin Core](<https://bitcoincore.org/en/2026/10/28/disclose-undo-overflow/>)

## Key facts

Bitcoin Core: “Disclosure of the details of a bug that lets a miner corrupt the undo data of other nodes, causing them to shut down if a reorg of precisely the right blocks follows, or on Windows and 32-bit systems as soon as the affected blocks are…” 감지 후 1시간 동안 BTC +0.41% 변동 관측. 시세 관측은 인과관계를 입증하지 않습니다.
Evidence strength: 공식 출처, 1 publisher group(s) (Bitcoin Core).
감지 후 관측 수익률: 5분: +0.07% (2026-10-28 18:18 → 2026-10-28 18:23, UTC; Gate · USDT); 1시간: +0.41% (2026-10-28 18:18 → 2026-10-28 19:18, UTC; Gate · USDT).
직전 30일간 시간별 절대 수익률의 99번째 백분위수는 1.01% (OKX · USDT; 기준 2026-10-28 18:18, UTC)입니다.

## Returns after site detection

| Window | Return | BTC | Difference from BTC | Actual sampled interval (UTC) | Source |
| --- | --- | --- | --- | --- | --- |
| 5분 | +0.07% | +0.07% | 0.00 %p | 2026-10-28 18:18 → 2026-10-28 18:23 | Gate · USDT |
| 1시간 | +0.41% | +0.41% | 0.00 %p | 2026-10-28 18:18 → 2026-10-28 19:18 | Gate · USDT |

## Historical hourly baseline

| Metric | Value |
| --- | --- |
| Coverage | 100.0% (720/720) |
| Median absolute hourly return | 0.14% |
| 99th percentile of absolute hourly returns | 1.01% |
| BTC beta | 1.00 |
| Source / cutoff (UTC) | OKX · USDT / 2026-10-28 18:18 |

## Claims and open questions

- No independently verified causal explanation is available.

## Source evidence

- [Undo file overflow under extreme conditions](<https://bitcoincore.org/en/2026/10/28/disclose-undo-overflow/>) — Bitcoin Core; published 2026-10-28 04:00; received 2026-10-28 18:18 (UTC).


## Recent BTC events and market reactions

아직 게시 기준을 충족한 다른 BTC 이벤트가 없습니다.

- [Full coin archive](<https://whycoinmoves.com/ko/coins/bitcoin>)

## 관련 리서치

- [Altcoin beta to Bitcoin: BTC, ETH, SOL and DOGE hourly returns](<https://whycoinmoves.com/ko/research/hourly-returns-and-bitcoin-beta.md>)
- [Will Bitcoin go back up? Every crash since 2011 and its recovery time](<https://whycoinmoves.com/ko/research/bitcoin-crash-recovery-time.md>)
- [Perpetual funding rates and annualized yield: a 2025 comparison](<https://whycoinmoves.com/ko/research/funding-rates-versus-investor-returns.md>)
- [Bitcoin halving and bull markets: evidence from four halvings](<https://whycoinmoves.com/ko/research/bitcoin-halving-and-market-cycles.md>)

근거 등급은 출처 범위를 나타내며 보도가 사실일 확률이 아닙니다. 가격 변동과 시점만으로 원인을 입증할 수 없으며, 분 단위 샘플은 관측 구간을 보여 주고 알림 임계치는 경험적 기준입니다. 설명은 모델이 보조 작성하며 인용과 수치를 점검합니다. 출처 제목은 원문 언어로 유지되며 기사 전문은 재게시하지 않습니다. [Methods and limitations](<https://whycoinmoves.com/ko/methodology>)