CVE-2026-88835

EUVD-2026-85510
BusyBox dpkg read_package_field() steps past a NUL terminator on malformed .deb packages, causing an out-of-bounds heap read.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.1 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 1.67%
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Debian Releases
Debian Product
Codename
busybox
bookworm
unimportant
forky
unimportant
sid
unimportant
trixie
unimportant
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
busybox
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
resolute
needs-triage
stonking
needs-triage
trusty
needs-triage
xenial
needs-triage
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
busybox
suse enterprise desktop 15 SP7
1.37.0-150700.18.24.1
fixed
suse enterprise sap 15 SP4
1.35.0-150400.3.23.1
fixed
suse enterprise sap 15 SP7
1.37.0-150700.18.24.1
fixed
suse enterprise server 15 SP4
1.35.0-150400.3.23.1
fixed
suse enterprise server 15 SP7
1.37.0-150700.18.24.1
fixed
busybox-static
suse enterprise desktop 15 SP7
1.37.0-150700.18.24.1
fixed
suse enterprise sap 15 SP4
1.35.0-150400.3.23.1
fixed
suse enterprise sap 15 SP7
1.37.0-150700.18.24.1
fixed
suse enterprise server 15 SP4
1.35.0-150400.3.23.1
fixed
suse enterprise server 15 SP7
1.37.0-150700.18.24.1
fixed
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Azure Linux Releases
Azure Package
Release
busybox
Azure Linux 3.0
0:1.36.1-28.azl3
fixed
Common Weakness Enumeration
References
https://access.redhat.com/errata/RHSA-2026:72111
https://access.redhat.com/security/cve/CVE-2026-88835
https://bugzilla.redhat.com/show_bug.cgi?id=2531349