What’s Vulnerable › Vulnerabilities

CVE-2019-20053

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-12-27 · updated 2026-06-17
• Weakness: CWE-119

Description

An invalid memory address dereference was discovered in the canUnpack function in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.

Affected products

• openSUSE Backports: sle-15-sp1
• openSUSE Leap: 15.1
• upx: 3.95

References

• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html
• https://github.com/upx/upx/issues/314
• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html
• https://github.com/upx/upx/issues/314

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