CVE-2018-7731

An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FormatSupport/WEBP_Support.cpp does not check whether a bitstream has a NULL value, leading to a NULL pointer dereference in the WEBP::VP8XChunk class.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 58%
Affected Products (NVD)
VendorProductVersion
exempi_projectexempi
𝑥
≤ 2.4.4
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
17.10
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
exempi
bookworm
2.6.3-1
fixed
bullseye
2.5.2-1
fixed
jessie
not-affected
sid
2.6.5-1
fixed
stretch
no-dsa
trixie
2.6.5-1
fixed
wheezy
not-affected
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
exempi
artful
Fixed 2.4.3-1ubuntu1.1
released
bionic
not-affected
trusty
dne
xenial
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libexempi-devel
suse enterprise desktop 15
2.4.5-1.11
fixed
suse enterprise desktop 15 SP1
2.4.5-1.11
fixed
suse enterprise desktop 15 SP2
2.4.5-3.3.2
fixed
suse enterprise desktop 15 SP3
2.4.5-3.3.2
fixed
suse enterprise desktop 15 SP4
2.4.5-3.3.2
fixed
suse enterprise desktop 15 SP5
2.4.5-3.3.2
fixed
suse enterprise desktop 15 SP6
2.4.5-150000.3.9.1
fixed
suse enterprise desktop 15 SP7
2.4.5-150000.3.9.1
fixed
suse enterprise sap 15
2.4.5-1.11
fixed
suse enterprise sap 15 SP1
2.4.5-1.11
fixed
suse enterprise sap 15 SP2
2.4.5-3.3.2
fixed
suse enterprise sap 15 SP3
2.4.5-3.3.2
fixed
suse enterprise sap 15 SP4
2.4.5-3.3.2
fixed
suse enterprise sap 15 SP5
2.4.5-3.3.2
fixed
suse enterprise sap 15 SP6
2.4.5-150000.3.9.1
fixed
suse enterprise sap 15 SP7
2.4.5-150000.3.9.1
fixed
suse enterprise server 15
2.4.5-1.11
fixed
suse enterprise server 15 SP1
2.4.5-1.11
fixed
suse enterprise server 15 SP2
2.4.5-3.3.2
fixed
suse enterprise server 15 SP3
2.4.5-3.3.2
fixed
suse enterprise server 15 SP4
2.4.5-3.3.2
fixed
suse enterprise server 15 SP5
2.4.5-3.3.2
fixed
suse enterprise server 15 SP6
2.4.5-150000.3.9.1
fixed
suse enterprise server 15 SP7
2.4.5-150000.3.9.1
fixed
libexempi3
suse enterprise desktop 15
2.4.5-1.11
fixed
suse enterprise desktop 15 SP1
2.4.5-1.11
fixed
suse enterprise desktop 15 SP2
2.4.5-3.3.2
fixed
suse enterprise desktop 15 SP3
2.4.5-3.3.2
fixed
suse enterprise desktop 15 SP4
2.4.5-3.3.2
fixed
suse enterprise desktop 15 SP5
2.4.5-3.3.2
fixed
suse enterprise desktop 15 SP6
2.4.5-150000.3.9.1
fixed
suse enterprise desktop 15 SP7
2.4.5-150000.3.9.1
fixed
suse enterprise sap 15
2.4.5-1.11
fixed
suse enterprise sap 15 SP1
2.4.5-1.11
fixed
suse enterprise sap 15 SP2
2.4.5-3.3.2
fixed
suse enterprise sap 15 SP3
2.4.5-3.3.2
fixed
suse enterprise sap 15 SP4
2.4.5-3.3.2
fixed
suse enterprise sap 15 SP5
2.4.5-3.3.2
fixed
suse enterprise sap 15 SP6
2.4.5-150000.3.9.1
fixed
suse enterprise sap 15 SP7
2.4.5-150000.3.9.1
fixed
suse enterprise server 15
2.4.5-1.11
fixed
suse enterprise server 15 SP1
2.4.5-1.11
fixed
suse enterprise server 15 SP2
2.4.5-3.3.2
fixed
suse enterprise server 15 SP3
2.4.5-3.3.2
fixed
suse enterprise server 15 SP4
2.4.5-3.3.2
fixed
suse enterprise server 15 SP5
2.4.5-3.3.2
fixed
suse enterprise server 15 SP6
2.4.5-150000.3.9.1
fixed
suse enterprise server 15 SP7
2.4.5-150000.3.9.1
fixed
Common Weakness Enumeration
References
https://bugs.freedesktop.org/show_bug.cgi?id=105247
https://cgit.freedesktop.org/exempi/commit/?id=aabedb5e749dd59112a3fe1e8e08f2d934f56666
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BCFXKOOATZ2B5G3G7EBXZWVZHEABN4ZV/
https://usn.ubuntu.com/3668-1/
https://bugs.freedesktop.org/show_bug.cgi?id=105247
https://cgit.freedesktop.org/exempi/commit/?id=aabedb5e749dd59112a3fe1e8e08f2d934f56666
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BCFXKOOATZ2B5G3G7EBXZWVZHEABN4ZV/
https://usn.ubuntu.com/3668-1/