CVE-2021-43311

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Source
https://cve.org/CVERecord?id=CVE-2021-43311
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-43311.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-43311
Downstream
Related
Published
2023-03-24T20:15:08.223Z
Modified
2026-03-10T23:50:23.170180Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func getle32(). The problem is essentially caused in PackLinuxElf32::elflookup() at plxelf.cpp:5382.

References

Affected packages

Git / github.com/upx/upx

Affected ranges

Type
GIT
Repo
https://github.com/upx/upx
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
69ca635c4c0ba474e9ca583dbb42e3d028c4533a
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "4.0.0"
        }
    ]
}

Affected versions

v1.*
v1.10
v1.11
v1.90
v1.91
v1.92
v1.93
v1.94
v1.95
v1.96
v2.*
v2.00
v2.01
v2.90
v2.91
v2.92
v2.93
v3.*
v3.00
v3.01
v3.02
v3.03
v3.04
v3.05
v3.06
v3.07
v3.08
v3.09
v3.91
v3.92
v3.93
v3.94
v3.95
v3.96
v3.99

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-43311.json"