NULL Pointer Dereference Affecting upx/upx package, versions [0,]


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.16% (34th percentile)

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  • Snyk IDSNYK-UNMANAGED-UPXUPX-2335017
  • published12 Jan 2022
  • disclosed27 May 2021
  • creditUnknown

Introduced: 27 May 2021

CVE-2021-30500  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

There is no fixed version for upx/upx.

Overview

Affected versions of this package are vulnerable to NULL Pointer Dereference. Null pointer dereference was found in upx PackLinuxElf::canUnpack() in p_lx_elf.cpp,in version UPX 4.0.0. That allow attackers to execute arbitrary code and cause a denial of service via a crafted file.

CVSS Base Scores

version 3.1