CVE-2026-93451
snappy-java through 1.1.10.8 Buffer Overflow via typed uncompress methods
- State
- Published
- Severity
- 6.9 Medium
- Published
- Sep 17, 2026
- Updated
- Oct 8, 2026
- Reserved
- Sep 17, 2026
Description
snappy-java through 1.1.10.8 contains a buffer overflow vulnerability in typed Snappy.uncompress*Array methods that allocate output arrays by dividing uncompressed length by element size but pass the undivided length to native code. Attackers controlling compressed input can cause misaligned length values to write past array bounds with attacker-controlled bytes, corrupting heap memory.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L | VulnCheck |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
snappy-javaxerial |
|
References
- GitHub Issue #729issue-tracking
- https://github.com/xerial/snappy-java/blob/v1.1.10.8/src/main/java/org/xerial/snappy/Snappy.java#L802technical-description
- https://github.com/xerial/snappy-javaproduct
- VulnCheck Advisory: snappy-java through 1.1.10.8 Buffer Overflow via typed uncompress methodsthird-party-advisory
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