CVE-2020-26575

In Wireshark through 3.2.7, the Facebook Zero Protocol (aka FBZERO) dissector could enter an infinite loop. This was addressed in epan/dissectors/packet-fbzero.c by correcting the implementation of offset advancement.
Infinite Loop
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 88%
Affected Products (NVD)
VendorProductVersion
wiresharkwireshark
𝑥
≤ 3.2.7
debiandebian_linux
9.0
oraclezfs_storage_appliance_firmware
8.8
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
wireshark
bookworm
4.0.11-1~deb12u1
fixed
bookworm (security)
4.0.11-1~deb12u1
fixed
bullseye
3.4.10-0+deb11u1
fixed
bullseye (security)
3.4.16-0+deb11u1
fixed
sid
4.4.1-1
fixed
trixie
4.4.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
wireshark
bionic
needed
focal
needed
groovy
ignored
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
needed
xenial
needed
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libwireshark13
suse enterprise desktop 15 SP1
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP2
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP3
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP1
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP2
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP3
3.2.8-3.44.1
fixed
suse enterprise server 15 SP1
3.2.8-3.44.1
fixed
suse enterprise server 15 SP2
3.2.8-3.44.1
fixed
suse enterprise server 15 SP3
3.2.8-3.44.1
fixed
libwireshark15
suse enterprise desktop 15 SP4
3.6.2-3.71.1
fixed
suse enterprise desktop 15 SP5
3.6.13-150000.3.89.1
fixed
suse enterprise desktop 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise sap 15 SP4
3.6.2-3.71.1
fixed
suse enterprise sap 15 SP5
3.6.13-150000.3.89.1
fixed
suse enterprise sap 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise server 15 SP4
3.6.2-3.71.1
fixed
suse enterprise server 15 SP5
3.6.13-150000.3.89.1
fixed
suse enterprise server 15 SP6
3.6.20-150600.16.5
fixed
libwireshark17
suse enterprise desktop 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise sap 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise server 15 SP7
4.2.11-150600.18.20.1
fixed
libwiretap10
suse enterprise desktop 15 SP1
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP2
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP3
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP1
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP2
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP3
3.2.8-3.44.1
fixed
suse enterprise server 15 SP1
3.2.8-3.44.1
fixed
suse enterprise server 15 SP2
3.2.8-3.44.1
fixed
suse enterprise server 15 SP3
3.2.8-3.44.1
fixed
libwiretap12
suse enterprise desktop 15 SP4
3.6.2-3.71.1
fixed
suse enterprise desktop 15 SP5
3.6.13-150000.3.89.1
fixed
suse enterprise desktop 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise sap 15 SP4
3.6.2-3.71.1
fixed
suse enterprise sap 15 SP5
3.6.13-150000.3.89.1
fixed
suse enterprise sap 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise server 15 SP4
3.6.2-3.71.1
fixed
suse enterprise server 15 SP5
3.6.13-150000.3.89.1
fixed
suse enterprise server 15 SP6
3.6.20-150600.16.5
fixed
libwiretap14
suse enterprise desktop 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise sap 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise server 15 SP7
4.2.11-150600.18.20.1
fixed
libwsutil11
suse enterprise desktop 15 SP1
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP2
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP3
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP1
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP2
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP3
3.2.8-3.44.1
fixed
suse enterprise server 15 SP1
3.2.8-3.44.1
fixed
suse enterprise server 15 SP2
3.2.8-3.44.1
fixed
suse enterprise server 15 SP3
3.2.8-3.44.1
fixed
libwsutil13
suse enterprise desktop 15 SP4
3.6.2-3.71.1
fixed
suse enterprise desktop 15 SP5
3.6.13-150000.3.89.1
fixed
suse enterprise desktop 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise sap 15 SP4
3.6.2-3.71.1
fixed
suse enterprise sap 15 SP5
3.6.13-150000.3.89.1
fixed
suse enterprise sap 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise server 15 SP4
3.6.2-3.71.1
fixed
suse enterprise server 15 SP5
3.6.13-150000.3.89.1
fixed
suse enterprise server 15 SP6
3.6.20-150600.16.5
fixed
libwsutil15
suse enterprise desktop 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise sap 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise server 15 SP7
4.2.11-150600.18.20.1
fixed
wireshark
suse enterprise desktop 15 SP1
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP2
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP3
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP4
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP5
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise desktop 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise sap 15 SP1
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP2
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP3
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP4
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP5
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise sap 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise server 15 SP1
3.2.8-3.44.1
fixed
suse enterprise server 15 SP2
3.2.8-3.44.1
fixed
suse enterprise server 15 SP3
3.2.8-3.44.1
fixed
suse enterprise server 15 SP4
3.2.8-3.44.1
fixed
suse enterprise server 15 SP5
3.2.8-3.44.1
fixed
suse enterprise server 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise server 15 SP7
4.2.11-150600.18.20.1
fixed
wireshark-devel
suse enterprise desktop 15 SP1
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP2
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP3
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP4
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP5
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise desktop 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise sap 15 SP1
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP2
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP3
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP4
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP5
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise sap 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise server 15 SP1
3.2.8-3.44.1
fixed
suse enterprise server 15 SP2
3.2.8-3.44.1
fixed
suse enterprise server 15 SP3
3.2.8-3.44.1
fixed
suse enterprise server 15 SP4
3.2.8-3.44.1
fixed
suse enterprise server 15 SP5
3.2.8-3.44.1
fixed
suse enterprise server 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise server 15 SP7
4.2.11-150600.18.20.1
fixed
wireshark-ui-qt
suse enterprise desktop 15 SP1
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP2
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP3
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP4
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP5
3.2.8-3.44.1
fixed
suse enterprise desktop 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise desktop 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise sap 15 SP1
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP2
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP3
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP4
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP5
3.2.8-3.44.1
fixed
suse enterprise sap 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise sap 15 SP7
4.2.11-150600.18.20.1
fixed
suse enterprise server 15 SP1
3.2.8-3.44.1
fixed
suse enterprise server 15 SP2
3.2.8-3.44.1
fixed
suse enterprise server 15 SP3
3.2.8-3.44.1
fixed
suse enterprise server 15 SP4
3.2.8-3.44.1
fixed
suse enterprise server 15 SP5
3.2.8-3.44.1
fixed
suse enterprise server 15 SP6
3.6.20-150600.16.5
fixed
suse enterprise server 15 SP7
4.2.11-150600.18.20.1
fixed
References