CVE-2021-30500

EUVD-2021-17421
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 36%
Affected Products (NVD)
VendorProductVersion
upxupx
4.0.0
redhatenterprise_linux
7.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
upx-ucl
bullseye
unimportant
sid
4.2.4-1
fixed
trixie
4.2.4-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
upx-ucl
bionic
needs-triage
focal
needs-triage
groovy
ignored
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
needs-triage
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=1948692
https://github.com/upx/upx/commit/90279abdfcd235172eab99651043051188938dcc
https://github.com/upx/upx/issues/485
https://bugzilla.redhat.com/show_bug.cgi?id=1948692
https://github.com/upx/upx/commit/90279abdfcd235172eab99651043051188938dcc
https://github.com/upx/upx/issues/485