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CVE-2026-48109 MessagePack-CSharp: LZ4 decompression may fail with AccessViolationException after dereferencing memory from bad input

🗓️ 22 Jun 2026 21:19:54Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 10 Views

CVE-2026-48109: MessagePack-CSharp LZ4 decompression may trigger AccessViolationException from out-of-bounds reads.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-48109
22 Jun 202621:19
attackerkb
Circl
CVE-2026-48109
23 Jun 202600:26
circl
CVE
CVE-2026-48109
22 Jun 202621:19
cve
EUVD
EUVD-2026-38390
22 Jun 202621:19
euvd
Github Security Blog
MessagePack's LZ4 decompression may fail with AccessViolationException after dereferencing memory from bad input
11 Jun 202620:34
github
NVD
CVE-2026-48109
22 Jun 202622:16
nvd
OSV
GHSA-HV8M-JJ95-WG3X MessagePack's LZ4 decompression may fail with AccessViolationException after dereferencing memory from bad input
11 Jun 202620:34
osv
OSV
MINI-2M69-GR77-5447
18 Jun 202605:02
osv
Positive Technologies
PT-2026-48814
11 Jun 202600:00
ptsecurity
Snyk
Out-of-bounds Read
11 Jun 202620:34
snyk
Rows per page
[
  {
    "vendor": "MessagePack-CSharp",
    "product": "MessagePack-CSharp",
    "versions": [
      {
        "version": ">= 3.1.7, < 3.1.7",
        "status": "affected"
      },
      {
        "version": "< 2.5.301",
        "status": "affected"
      }
    ]
  }
]

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