CVE-2021-20231

A flaw was found in gnutls. A use after free issue in client sending key_share extension may lead to memory corruption and other consequences.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 79%
Affected Products (NVD)
VendorProductVersion
gnugnutls
3.6.3 ≤
𝑥
< 3.7.1
redhatenterprise_linux
8.0
netappactive_iq_unified_manager
-
netappe-series_performance_analyzer
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
gnutls28
bookworm
3.7.9-2+deb12u3
fixed
bullseye
3.7.1-5+deb11u5
fixed
bullseye (security)
3.7.1-5+deb11u6
fixed
sid
3.8.6-2
fixed
stretch
not-affected
trixie
3.8.6-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
gnutls28
bionic
not-affected
focal
Fixed 3.6.13-2ubuntu1.6
released
groovy
ignored
hirsute
not-affected
impish
not-affected
jammy
not-affected
trusty
dne
xenial
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
gnutls
suse enterprise desktop 15 SP2
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP3
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise desktop 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise desktop 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise desktop 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise sap 15
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP1
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP2
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP3
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise sap 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise sap 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise sap 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise server 15
3.6.7-6.40.2
fixed
suse enterprise server 15 SP1
3.6.7-6.40.2
fixed
suse enterprise server 15 SP2
3.6.7-14.10.2
fixed
suse enterprise server 15 SP3
3.6.7-14.10.2
fixed
suse enterprise server 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise server 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise server 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise server 15 SP7
3.8.3-150600.4.6.2
fixed
libgnutls-devel
suse enterprise desktop 15 SP2
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP3
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise desktop 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise desktop 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise desktop 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise sap 15
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP1
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP2
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP3
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise sap 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise sap 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise sap 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise server 15
3.6.7-6.40.2
fixed
suse enterprise server 15 SP1
3.6.7-6.40.2
fixed
suse enterprise server 15 SP2
3.6.7-14.10.2
fixed
suse enterprise server 15 SP3
3.6.7-14.10.2
fixed
suse enterprise server 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise server 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise server 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise server 15 SP7
3.8.3-150600.4.6.2
fixed
libgnutls30
suse enterprise desktop 15 SP2
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP3
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise desktop 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise desktop 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise desktop 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise sap 15
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP1
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP2
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP3
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise sap 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise sap 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise sap 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise server 15
3.6.7-6.40.2
fixed
suse enterprise server 15 SP1
3.6.7-6.40.2
fixed
suse enterprise server 15 SP2
3.6.7-14.10.2
fixed
suse enterprise server 15 SP3
3.6.7-14.10.2
fixed
suse enterprise server 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise server 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise server 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise server 15 SP7
3.8.3-150600.4.6.2
fixed
libgnutls30-32bit
suse enterprise desktop 15 SP2
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP3
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise desktop 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise desktop 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise desktop 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise sap 15
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP1
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP2
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP3
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise sap 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise sap 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise sap 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise server 15
3.6.7-6.40.2
fixed
suse enterprise server 15 SP1
3.6.7-6.40.2
fixed
suse enterprise server 15 SP2
3.6.7-14.10.2
fixed
suse enterprise server 15 SP3
3.6.7-14.10.2
fixed
suse enterprise server 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise server 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise server 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise server 15 SP7
3.8.3-150600.4.6.2
fixed
libgnutls30-hmac
suse enterprise desktop 15 SP2
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP3
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise desktop 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise sap 15
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP1
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP2
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP3
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise sap 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise server 15
3.6.7-6.40.2
fixed
suse enterprise server 15 SP1
3.6.7-6.40.2
fixed
suse enterprise server 15 SP2
3.6.7-14.10.2
fixed
suse enterprise server 15 SP3
3.6.7-14.10.2
fixed
suse enterprise server 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise server 15 SP5
3.7.3-150400.4.35.1
fixed
libgnutls30-hmac-32bit
suse enterprise desktop 15 SP2
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP3
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise desktop 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise sap 15
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP1
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP2
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP3
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise sap 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise server 15
3.6.7-6.40.2
fixed
suse enterprise server 15 SP1
3.6.7-6.40.2
fixed
suse enterprise server 15 SP2
3.6.7-14.10.2
fixed
suse enterprise server 15 SP3
3.6.7-14.10.2
fixed
suse enterprise server 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise server 15 SP5
3.7.3-150400.4.35.1
fixed
libgnutlsxx-devel
suse enterprise desktop 15 SP2
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP3
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise desktop 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise desktop 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise desktop 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise sap 15
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP1
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP2
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP3
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise sap 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise sap 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise sap 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise server 15
3.6.7-6.40.2
fixed
suse enterprise server 15 SP1
3.6.7-6.40.2
fixed
suse enterprise server 15 SP2
3.6.7-14.10.2
fixed
suse enterprise server 15 SP3
3.6.7-14.10.2
fixed
suse enterprise server 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise server 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise server 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise server 15 SP7
3.8.3-150600.4.6.2
fixed
libgnutlsxx28
suse enterprise desktop 15 SP2
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP3
3.6.7-14.10.2
fixed
suse enterprise desktop 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise desktop 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise sap 15
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP1
3.6.7-6.40.2
fixed
suse enterprise sap 15 SP2
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP3
3.6.7-14.10.2
fixed
suse enterprise sap 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise sap 15 SP5
3.7.3-150400.4.35.1
fixed
suse enterprise server 15
3.6.7-6.40.2
fixed
suse enterprise server 15 SP1
3.6.7-6.40.2
fixed
suse enterprise server 15 SP2
3.6.7-14.10.2
fixed
suse enterprise server 15 SP3
3.6.7-14.10.2
fixed
suse enterprise server 15 SP4
3.7.3-150400.2.12
fixed
suse enterprise server 15 SP5
3.7.3-150400.4.35.1
fixed
libgnutlsxx30
suse enterprise desktop 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise desktop 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise sap 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise sap 15 SP7
3.8.3-150600.4.6.2
fixed
suse enterprise server 15 SP6
3.8.3-150600.2.15
fixed
suse enterprise server 15 SP7
3.8.3-150600.4.6.2
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
gnutls
RHEL 8
0:3.6.16-4.el8
fixed
gnutls-c
RHEL 8
0:3.6.16-4.el8
fixed
gnutls-dane
RHEL 8
0:3.6.16-4.el8
fixed
gnutls-devel
RHEL 8
0:3.6.16-4.el8
fixed
gnutls-utils
RHEL 8
0:3.6.16-4.el8
fixed
nettle
RHEL 8
0:3.4.1-7.el8
fixed
nettle-devel
RHEL 8
0:3.4.1-7.el8
fixed
References