CVE-2021-30501

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Source
https://cve.org/CVERecord?id=CVE-2021-30501
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-30501.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-30501
Downstream
Related
Published
2021-05-27T00:15:08.527Z
Modified
2026-07-08T05:59:11.690175192Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An assertion abort was found in upx MemBuffer::alloc() in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service (abort) via a crafted file.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_STRING",
            "extracted_events": [
                {
                    "introduced": "33"
                },
                {
                    "last_affected": "33"
                }
            ],
            "vendor_product": "fedoraproject:fedora",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"
            ]
        },
        {
            "source": "CPE_STRING",
            "vendor_product": "redhat:enterprise_linux",
            "cpes": [
                "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*"
            ],
            "extracted_events": [
                {
                    "introduced": "7.0"
                },
                {
                    "last_affected": "7.0"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/upx/upx

Affected ranges

Type
GIT
Repo
https://github.com/upx/upx
Events
Introduced
69ca635c4c0ba474e9ca583dbb42e3d028c4533a
Last affected
69ca635c4c0ba474e9ca583dbb42e3d028c4533a
Fixed
28e761cd42211dfe0124b7a29b2f74730f453e46
Database specific 
{
    "source": [
        "CPE_STRING",
        "REFERENCES"
    ],
    "cpe": "cpe:2.3:a:upx:upx:4.0.0:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "4.0.0"
        },
        {
            "last_affected": "4.0.0"
        }
    ]
}

Affected versions

4.*
4.0.0
v4.*
v4.0.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-30501.json"