Ning compress-lzf before 1.2.0 Out-of-Bounds Memory Access via UnsafeChunkDecoder
Ning compress-lzf before 1.2.0 contains an out-of-bounds memory access vulnerability in the sun.misc.Unsafe based UnsafeChunkDecoder that fails to validate back-references and literal runs. Attackers can supply crafted LZF streams to applications using the default LZFDecoder to leak unrelated JVM heap memory into decompressed output or crash the JVM.
CVE-2026-109395
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-109395
compress-lzf
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://github.com/ning/compress",
"vendor": "ning",
"product": "compress-lzf",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "1.2.0",
"versionType": "semver"
}
],
"packageURL": "pkg:maven/com.ning/compress-lzf",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-109395
Source reference:
/cveMetadata/cveId
Publisher severity
critical
Source reference: /containers/cna/metrics
- Event
- #42201 · Revision 1
- Added to Heist Feed
- Publisher date