CVE-2026-90852

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Source
https://cve.org/CVERecord?id=CVE-2026-90852
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90852.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-90852
Downstream
CLEANSTART (5)
DEBIAN (1)
UBUNTU (1)
Published
2026-09-15T02:15:10Z
Modified
2026-10-28T02:59:03Z
Severity
  • 5.5 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
Summary
luben zstd-jni Dictionary Sharing ZstdCompressCtx.java ZstdCompressCtx.loadDict use after free
Details

A vulnerability has been found in luben zstd-jni up to 1.5.7-13. This vulnerability affects the function ZstdCompressCtx.loadDict of the file ZstdCompressCtx.java of the component Dictionary Sharing. Such manipulation leads to use after free. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.5.7-14 is able to resolve this issue. The name of the patch is a560131d7834598afd9cea6b7c107bc88e915936. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Database specific 
{
    "cna_assigner":  "VulDB",
    "cwe_ids":  [
        "CWE-119",
        "CWE-416"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90852.json"
}
References

Affected packages

Git / github.com/luben/zstd-jni

Affected ranges

Type
GIT
Repo
https://github.com/luben/zstd-jni
Events
Introduced
ff385b2f3c6a6911d993871faa077b1e89472509
Fixed
a560131d7834598afd9cea6b7c107bc88e915936
Fixed
3216860eea289fbbae0b191c0a4fd8b72dad949c
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "1.5.7-13"
                },
                {
                    "last_affected":  "1.5.7-13"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "fixed":  "a560131d7834598afd9cea6b7c107bc88e915936"
                }
            ],
            "source":  "REFERENCES_COMMIT"
        },
        {
            "original_tag":  "v1.5.7-14",
            "range":  [
                {
                    "fixed":  "3216860eea289fbbae0b191c0a4fd8b72dad949c"
                }
            ],
            "source":  "REFERENCES_TAG"
        }
    ]
}

Affected versions

1.*
1.5.7-13
v1.*
v1.5.7-13

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90852.json"