CVE-2021-20266

A flaw was found in RPM's hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system availability.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.9 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 19%
Affected Products (NVD)
VendorProductVersion
rpmrpm
𝑥
< 4.16.1.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
rpm
bookworm
4.18.0+dfsg-1+deb12u1
fixed
bullseye
4.16.1.2+dfsg1-3
fixed
buster
no-dsa
sid
4.20.0+dfsg-3
fixed
stretch
no-dsa
trixie
4.20.0+dfsg-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
rpm
bionic
Fixed 4.14.1+dfsg1-2ubuntu0.1~esm1
released
focal
Fixed 4.14.2.1+dfsg1-1ubuntu0.1~esm1
released
groovy
ignored
hirsute
ignored
impish
ignored
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
not-affected
xenial
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
python3-rpm
suse enterprise desktop 15 SP2
4.14.1-22.4.1
fixed
suse enterprise desktop 15 SP3
4.14.3-37.2
fixed
suse enterprise desktop 15 SP4
4.14.3-37.2
fixed
suse enterprise desktop 15 SP5
4.14.3-37.2
fixed
suse enterprise sap 12 SP5
4.11.2-16.26.1
fixed
suse enterprise sap 15 SP2
4.14.1-22.4.1
fixed
suse enterprise sap 15 SP3
4.14.3-37.2
fixed
suse enterprise sap 15 SP4
4.14.3-37.2
fixed
suse enterprise sap 15 SP5
4.14.3-37.2
fixed
suse enterprise server 12 SP3
4.11.2-16.26.1
fixed
suse enterprise server 12 SP5
4.11.2-16.26.1
fixed
suse enterprise server 15 SP2
4.14.1-22.4.1
fixed
suse enterprise server 15 SP3
4.14.3-37.2
fixed
suse enterprise server 15 SP4
4.14.3-37.2
fixed
suse enterprise server 15 SP5
4.14.3-37.2
fixed
rpm
suse enterprise desktop 15 SP2
4.14.1-22.4.2
fixed
suse enterprise desktop 15 SP3
4.14.3-37.2
fixed
suse enterprise desktop 15 SP4
4.14.3-37.2
fixed
suse enterprise desktop 15 SP5
4.14.3-37.2
fixed
suse enterprise desktop 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise desktop 15 SP7
4.14.3-150400.59.16.1
fixed
suse enterprise sap 12 SP5
4.11.2-16.26.1
fixed
suse enterprise sap 15 SP2
4.14.1-22.4.2
fixed
suse enterprise sap 15 SP3
4.14.3-37.2
fixed
suse enterprise sap 15 SP4
4.14.3-37.2
fixed
suse enterprise sap 15 SP5
4.14.3-37.2
fixed
suse enterprise sap 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise sap 15 SP7
4.14.3-150400.59.16.1
fixed
suse enterprise server 12 SP3
4.11.2-16.26.1
fixed
suse enterprise server 12 SP5
4.11.2-16.26.1
fixed
suse enterprise server 15 SP2
4.14.1-22.4.2
fixed
suse enterprise server 15 SP3
4.14.3-37.2
fixed
suse enterprise server 15 SP4
4.14.3-37.2
fixed
suse enterprise server 15 SP5
4.14.3-37.2
fixed
suse enterprise server 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise server 15 SP7
4.14.3-150400.59.16.1
fixed
rpm-32bit
suse enterprise desktop 15 SP2
4.14.1-22.4.2
fixed
suse enterprise desktop 15 SP3
4.14.3-37.2
fixed
suse enterprise desktop 15 SP4
4.14.3-37.2
fixed
suse enterprise desktop 15 SP5
4.14.3-37.2
fixed
suse enterprise desktop 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise desktop 15 SP7
4.14.3-150400.59.16.1
fixed
suse enterprise sap 12 SP5
4.11.2-16.26.1
fixed
suse enterprise sap 15 SP2
4.14.1-22.4.2
fixed
suse enterprise sap 15 SP3
4.14.3-37.2
fixed
suse enterprise sap 15 SP4
4.14.3-37.2
fixed
suse enterprise sap 15 SP5
4.14.3-37.2
fixed
suse enterprise sap 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise sap 15 SP7
4.14.3-150400.59.16.1
fixed
suse enterprise server 12 SP3
4.11.2-16.26.1
fixed
suse enterprise server 12 SP5
4.11.2-16.26.1
fixed
suse enterprise server 15 SP2
4.14.1-22.4.2
fixed
suse enterprise server 15 SP3
4.14.3-37.2
fixed
suse enterprise server 15 SP4
4.14.3-37.2
fixed
suse enterprise server 15 SP5
4.14.3-37.2
fixed
suse enterprise server 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise server 15 SP7
4.14.3-150400.59.16.1
fixed
rpm-build
suse enterprise sap 12 SP5
4.11.2-16.26.1
fixed
suse enterprise server 12 SP3
4.11.2-16.26.1
fixed
suse enterprise server 12 SP5
4.11.2-16.26.1
fixed
rpm-devel
suse enterprise desktop 15 SP2
4.14.1-22.4.2
fixed
suse enterprise desktop 15 SP3
4.14.3-37.2
fixed
suse enterprise desktop 15 SP4
4.14.3-37.2
fixed
suse enterprise desktop 15 SP5
4.14.3-37.2
fixed
suse enterprise desktop 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise desktop 15 SP7
4.14.3-150400.59.16.1
fixed
suse enterprise sap 15 SP2
4.14.1-22.4.2
fixed
suse enterprise sap 15 SP3
4.14.3-37.2
fixed
suse enterprise sap 15 SP4
4.14.3-37.2
fixed
suse enterprise sap 15 SP5
4.14.3-37.2
fixed
suse enterprise sap 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise sap 15 SP7
4.14.3-150400.59.16.1
fixed
suse enterprise server 15 SP2
4.14.1-22.4.2
fixed
suse enterprise server 15 SP3
4.14.3-37.2
fixed
suse enterprise server 15 SP4
4.14.3-37.2
fixed
suse enterprise server 15 SP5
4.14.3-37.2
fixed
suse enterprise server 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise server 15 SP7
4.14.3-150400.59.16.1
fixed
rpm-imaevmsign
suse enterprise desktop 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise desktop 15 SP7
4.14.3-150400.59.16.1
fixed
suse enterprise sap 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise sap 15 SP7
4.14.3-150400.59.16.1
fixed
suse enterprise server 15 SP6
4.14.3-150400.59.13.1
fixed
suse enterprise server 15 SP7
4.14.3-150400.59.16.1
fixed
rpm-python
suse enterprise sap 12 SP5
4.11.2-16.26.1
fixed
suse enterprise server 12 SP3
4.11.2-16.26.1
fixed
suse enterprise server 12 SP5
4.11.2-16.26.1
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
python3-rpm
RHEL 8
0:4.14.3-19.el8
fixed
rpm
RHEL 8
0:4.14.3-19.el8
fixed
rpm-apidocs
RHEL 8
0:4.14.3-19.el8
fixed
rpm-build
RHEL 8
0:4.14.3-19.el8
fixed
rpm-build-libs
RHEL 8
0:4.14.3-19.el8
fixed
rpm-cron
RHEL 8
0:4.14.3-19.el8
fixed
rpm-devel
RHEL 8
0:4.14.3-19.el8
fixed
rpm-libs
RHEL 8
0:4.14.3-19.el8
fixed
rpm-plugin-fapolicyd
RHEL 8
0:4.14.3-19.el8
fixed
rpm-plugin-ima
RHEL 8
0:4.14.3-19.el8
fixed
rpm-plugin-prioreset
RHEL 8
0:4.14.3-19.el8
fixed
rpm-plugin-selinux
RHEL 8
0:4.14.3-19.el8
fixed
rpm-plugin-syslog
RHEL 8
0:4.14.3-19.el8
fixed
rpm-plugin-systemd-inhibit
RHEL 8
0:4.14.3-19.el8
fixed
rpm-sign
RHEL 8
0:4.14.3-19.el8
fixed
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=1927741
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/
https://security.gentoo.org/glsa/202107-43
https://bugzilla.redhat.com/show_bug.cgi?id=1927741
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/
https://security.gentoo.org/glsa/202107-43