CVE-2023-23456

A heap-based buffer overflow issue was discovered in UPX in PackTmt::pack() in p_tmt.cpp file. The flow allows an attacker to cause a denial of service (abort) via a crafted file.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
fedoraCNA
5.3 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVEADP
---
---
CISA-ADPADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
VendorProductVersion
upxupx
𝑥
< 2022-11-24
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
upx-ucl
bullseye
vulnerable
buster
no-dsa
bullseye (security)
3.96-2+deb11u1
fixed
sid
4.2.4-1
fixed
trixie
4.2.4-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
upx-ucl
oracular
needs-triage
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
not-affected
jammy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
ignored
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=2160381
https://github.com/upx/upx/commit/510505a85cbe45e51fbd470f1aa8b02157c429d4
https://github.com/upx/upx/issues/632
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EL3BVKIGG3SH6I3KPOYQAWCBD4UMPOPI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TGEP3FBNRZXGLIA2B2ICMB32JVMPREFZ/
https://bugzilla.redhat.com/show_bug.cgi?id=2160381
https://github.com/upx/upx/commit/510505a85cbe45e51fbd470f1aa8b02157c429d4
https://github.com/upx/upx/issues/632
https://lists.debian.org/debian-lts-announce/2024/12/msg00013.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EL3BVKIGG3SH6I3KPOYQAWCBD4UMPOPI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TGEP3FBNRZXGLIA2B2ICMB32JVMPREFZ/