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Ning compress-lzf before 1.2.0 Out-of-Bounds Memory Access via UnsafeChunkDecoder

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2026-109395

Published

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.

Source published
20 Oct 2026 00:46:04 UTC
Source modified
20 Oct 2026 14:29:50 UTC
Observed here
23 Oct 2026 15:48:27 UTC
Source terms
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CVSS 4.0 · 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS 3.1 · 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

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Sources read 8 Nov 13:19 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current