CVE-2026-4424

EUVD-2026-13097
A flaw was found in libarchive. This heap out-of-bounds read vulnerability exists in the RAR archive processing logic due to improper validation of the LZSS sliding window size after transitions between compression methods. A remote attacker can exploit this by providing a specially crafted RAR archive, leading to the disclosure of sensitive heap memory information without requiring authentication or user interaction.
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:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 55.72%
Affected Products (NVD)
VendorProductVersion
libarchivelibarchive
-
redhathardened_images
-
redhatopenshift_container_platform
4.0
redhatopenshift_container_platform
4.16
redhatopenshift_container_platform_for_arm64
4.16
redhatopenshift_container_platform_for_power
4.16
redhatenterprise_linux
6.0
redhatenterprise_linux
7.0
redhatenterprise_linux
8.0
redhatenterprise_linux
9.0
redhatenterprise_linux
10.0
redhatenterprise_linux_server_aus
8.2
redhatenterprise_linux_server_aus
8.4
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
Red HatRed Hat Enterprise Linux 10
0:3.7.7-8.el10_1 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support
0:3.7.7-5.el10_0 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle Support
0:3.1.2-14.el7_9.2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8
0:3.3.3-7.el8_10 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8.2 Advanced Update Support
0:3.3.2-8.el8_2.2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
0:3.3.3-1.el8_4.2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
0:3.3.3-1.el8_4.2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
0:3.3.3-6.el8_6.1 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8.6 Telecommunications Update Service
0:3.3.3-6.el8_6.1 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8.6 Update Services for SAP Solutions
0:3.3.3-6.el8_6.1 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8.8 Telecommunications Update Service
0:3.3.3-5.el8_8.2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8.8 Update Services for SAP Solutions
0:3.3.3-5.el8_8.2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9
0:3.5.3-9.el9_7 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP Solutions
0:3.5.3-2.el9_0.4 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions
0:3.5.3-5.el9_2.2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support
0:3.5.3-5.el9_4 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support
0:3.5.3-7.el9_6.1 ≤
𝑥
< *
ADP
Red HatRed Hat OpenShift Container Platform 4.12
412.86.202604281506-0 ≤
𝑥
< *
ADP
Red HatRed Hat OpenShift Container Platform 4.13
413.92.202605271328-0 ≤
𝑥
< *
ADP
Red HatRed Hat OpenShift Container Platform 4.14
414.92.202605060243-0 ≤
𝑥
< *
ADP
Red HatRed Hat OpenShift Container Platform 4.15
415.92.202605060220-0 ≤
𝑥
< *
ADP
Red HatRed Hat OpenShift Container Platform 4.16
416.94.202604211449-0 ≤
𝑥
< *
ADP
Red HatRed Hat OpenShift Container Platform 4.17
417.94.202605112123-0 ≤
𝑥
< *
ADP
Red HatRed Hat OpenShift Container Platform 4.18
418.94.202604240015-0 ≤
𝑥
< *
ADP
Red HatRed Hat OpenShift Container Platform 4.19
4.19.9.6.202605201155-0 ≤
𝑥
< *
ADP
Red HatRHEL-8 based Middleware Containers
7.13.5-4.1777325677 ≤
𝑥
< *
ADP
Red HatRHEL-8 based Middleware Containers
7.13.5-4.1777325711 ≤
𝑥
< *
ADP
Red HatRHEL-8 based Middleware Containers
7.13.5-4.1777325710 ≤
𝑥
< *
ADP
Red HatRHEL-8 based Middleware Containers
7.13.5-3.1777325680 ≤
𝑥
< *
ADP
Red HatRHEL-8 based Middleware Containers
7.13.5-4.1777325709 ≤
𝑥
< *
ADP
Red HatRHEL-8 based Middleware Containers
7.13.5-4.1777325680 ≤
𝑥
< *
ADP
Red HatRHEL-8 based Middleware Containers
7.13.5-4.1777325708 ≤
𝑥
< *
ADP
Red HatRed Hat AI Inference Server 3.2
1779223654 ≤
𝑥
< *
ADP
Red HatRed Hat AI Inference Server 3.2
1779223651 ≤
𝑥
< *
ADP
Red HatRed Hat AI Inference Server 3.2
1780681984 ≤
𝑥
< *
ADP
Red HatRed Hat AI Inference Server 3.3
1778244559 ≤
𝑥
< *
ADP
Red HatRed Hat AI Inference Server 3.3
1778244531 ≤
𝑥
< *
ADP
Red HatRed Hat AI Inference Server 3.3
1778274666 ≤
𝑥
< *
ADP
Red HatRed Hat AI Inference Server 3.3
1778244546 ≤
𝑥
< *
ADP
Red HatRed Hat Discovery 2
1778101579 ≤
𝑥
< *
ADP
Red HatRed Hat Discovery 2
1778156756 ≤
𝑥
< *
ADP
Red HatRed Hat Hardened Images
3.8.7-1.hum1 ≤
𝑥
< *
ADP
Red HatRed Hat Insights proxy 1.5
1776868961 ≤
𝑥
< *
ADP
Red HatRed Hat Update Infrastructure 5
1776868774 ≤
𝑥
< *
ADP
Red HatRed Hat Update Infrastructure 5
1776868744 ≤
𝑥
< *
ADP
Red HatRed Hat Update Infrastructure 5
1776868772 ≤
𝑥
< *
ADP
Red HatRed Hat Update Infrastructure 5
1776868842 ≤
𝑥
< *
ADP
Red HatRed Hat Update Infrastructure 5
1777459441 ≤
𝑥
< *
ADP
Red HatRed Hat Update Infrastructure 5
1777454300 ≤
𝑥
< *
ADP
Red HatRed Hat Update Infrastructure 5
1777459504 ≤
𝑥
< *
ADP
Debian logo
Debian Releases
Debian Product
Codename
libarchive
bookworm
3.6.2-1+deb12u4
fixed
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
3.4.3-2+deb11u4
fixed
forky
3.8.8-2
fixed
sid
3.8.9-1
fixed
trixie
3.7.4-4+deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libarchive
bionic
Fixed 3.2.2-3.1ubuntu0.7+esm3
released
focal
Fixed 3.4.0-2ubuntu1.5+esm2
released
jammy
Fixed 3.6.0-1ubuntu1.7
released
noble
Fixed 3.7.2-2ubuntu0.7
released
questing
Fixed 3.7.7-0ubuntu3.2
released
resolute
Fixed 3.8.5-1ubuntu2.1
released
trusty
Fixed 3.1.2-7ubuntu2.8+esm5
released
xenial
Fixed 3.1.2-11ubuntu0.16.04.8+esm3
released
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
bsdtar
suse enterprise sap 15 SP4
3.5.1-150400.3.24.1
fixed
suse enterprise sap 15 SP5
3.5.1-150400.3.24.1
fixed
suse enterprise server 15 SP4
3.5.1-150400.3.24.1
fixed
suse enterprise server 15 SP5
3.5.1-150400.3.24.1
fixed
suse enterprise server 15 SP6
3.7.2-150600.3.20.1
fixed
libarchive-devel
suse enterprise desktop 15 SP7
3.7.2-150600.3.20.1
fixed
suse enterprise sap 15 SP4
3.5.1-150400.3.24.1
fixed
suse enterprise sap 15 SP5
3.5.1-150400.3.24.1
fixed
suse enterprise sap 15 SP7
3.7.2-150600.3.20.1
fixed
suse enterprise server 12 SP5
3.3.3-32.17.1
fixed
suse enterprise server 15 SP4
3.5.1-150400.3.24.1
fixed
suse enterprise server 15 SP5
3.5.1-150400.3.24.1
fixed
suse enterprise server 15 SP6
3.7.2-150600.3.20.1
fixed
suse enterprise server 15 SP7
3.7.2-150600.3.20.1
fixed
libarchive13
suse enterprise desktop 15 SP7
3.7.2-150600.3.20.1
fixed
suse enterprise sap 15 SP4
3.5.1-150400.3.24.1
fixed
suse enterprise sap 15 SP5
3.5.1-150400.3.24.1
fixed
suse enterprise sap 15 SP7
3.7.2-150600.3.20.1
fixed
suse enterprise server 12 SP5
3.3.3-32.17.1
fixed
suse enterprise server 15 SP4
3.5.1-150400.3.24.1
fixed
suse enterprise server 15 SP5
3.5.1-150400.3.24.1
fixed
suse enterprise server 15 SP6
3.7.2-150600.3.20.1
fixed
suse enterprise server 15 SP7
3.7.2-150600.3.20.1
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
bsdtar
RHEL 8
0:3.3.3-7.el8_10
fixed
RHEL 8.2 AUS
0:3.3.2-8.el8_2.2
fixed
RHEL 8.4 AUS
0:3.3.3-1.el8_4.2
fixed
RHEL 8.6 AUS
0:3.3.3-6.el8_6.1
fixed
RHEL 8.6 E4S
0:3.3.3-6.el8_6.1
fixed
RHEL 8.6 TUS
0:3.3.3-6.el8_6.1
fixed
RHEL 8.8 E4S
0:3.3.3-5.el8_8.2
fixed
RHEL 8.8 TUS
0:3.3.3-5.el8_8.2
fixed
RHEL 9
0:3.5.3-9.el9_7
fixed
libarchive
RHEL 8
0:3.3.3-7.el8_10
fixed
RHEL 8.2 AUS
0:3.3.2-8.el8_2.2
fixed
RHEL 8.4 AUS
0:3.3.3-1.el8_4.2
fixed
RHEL 8.6 AUS
0:3.3.3-6.el8_6.1
fixed
RHEL 8.6 E4S
0:3.3.3-6.el8_6.1
fixed
RHEL 8.6 TUS
0:3.3.3-6.el8_6.1
fixed
RHEL 8.8 E4S
0:3.3.3-5.el8_8.2
fixed
RHEL 8.8 TUS
0:3.3.3-5.el8_8.2
fixed
RHEL 9
0:3.5.3-9.el9_7
fixed
libarchive-devel
RHEL 8
0:3.3.3-7.el8_10
fixed
RHEL 9
0:3.5.3-9.el9_7
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
libarchive
Azure Linux 3.0
0:3.7.7-6.azl3
fixed
References