## snappy-java: JVM crash from unchecked ranges in Snappy.arrayCopy and SnappyOutputStream.rawWrite

- 種別: advisory
- 重大度: medium
- 関連技術: java
- CVE: CVE-2026-116590
- 公開日時: 2026-10-27T15:33:30.000Z
- 情報源: GitHub Advisory Database (https://github.com/advisories/GHSA-xqrx-qh46-34m7)
- パーマリンク: https://vulnpulse.app/items/ghsa-ghsa-xqrx-qh46-34m7

影響: maven:org.xerial.snappy:snappy-java <= 1.1.10.8 → 1.1.10.9
Snappy.arrayCopy(Object src, int offset, int byteLength, Object dest, int destOffset) called a native memcpy without validating the ranges. A negative or oversized byteLength or offset read or wrote outside the arrays and crashed the JVM. SnappyOutputStream.rawWrite and SnappyInputStream.rawRead, and therefore the typed-array write/read methods, pass caller-supplied ranges to this method. Patches Fixed in 1.1.10.9 (#741). Snappy.arrayCopy checks both ranges before copying. The stream read/write…