CVE-2019-20021
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2019-20021
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-20021.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2019-20021
- Downstream
- Related
- Published
- 2019-12-27T02:15:10.797Z
- Modified
- 2025-11-14T09:33:15.278334Z
- 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
-
A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.
- References
-
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/
- https://github.com/upx/upx/issues/315
Affected packages
Git / github.com/upx/upx
Affected ranges
- Type
- GIT
- Repo
- https://github.com/upx/upx
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedLast affected