CVE-2025-8114

EUVD-2025-22513
A flaw was found in libssh, a library that implements the SSH protocol. When calculating the session ID during the key exchange (KEX) process, an allocation failure in cryptographic functions may lead to a NULL pointer dereference. This issue can cause the client or server to crash.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.7 MEDIUM
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 13.02%
Affected Products (NVD)
VendorProductVersion
libsshlibssh
𝑥
≤ 0.11.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libssh
bookworm
0.10.6-0+deb12u2
fixed
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
0.9.8-0+deb11u2
fixed
forky
0.12.2-1
fixed
sid
0.12.2-1
fixed
trixie
0.11.2-1+deb13u1
fixed
trixie (security)
0.11.5-0+deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libssh
bionic
Fixed 0.8.0~20170825.94fa1e38-1ubuntu0.7+esm5
released
focal
Fixed 0.9.3-2ubuntu2.5+esm2
released
jammy
Fixed 0.9.6-2ubuntu0.22.04.5
released
noble
Fixed 0.10.6-2ubuntu0.2
released
plucky
Fixed 0.11.1-1ubuntu0.2
released
questing
Fixed 0.11.2-1ubuntu0.1
released
xenial
Fixed 0.6.3-4.3ubuntu0.6+esm3
released
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libssh-config
suse enterprise desktop 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise desktop 15 SP7
0.9.8-150600.11.6.1
fixed
suse enterprise sap 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise sap 15 SP7
0.9.8-150600.11.6.1
fixed
suse enterprise server 15 SP4
0.9.8-150400.3.12.1
fixed
suse enterprise server 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise server 15 SP7
0.9.8-150600.11.6.1
fixed
libssh-devel
suse enterprise desktop 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise desktop 15 SP7
0.9.8-150600.11.6.1
fixed
suse enterprise sap 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise sap 15 SP7
0.9.8-150600.11.6.1
fixed
suse enterprise server 15 SP4
0.9.8-150400.3.12.1
fixed
suse enterprise server 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise server 15 SP7
0.9.8-150600.11.6.1
fixed
libssh4
suse enterprise desktop 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise desktop 15 SP7
0.9.8-150600.11.6.1
fixed
suse enterprise sap 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise sap 15 SP7
0.9.8-150600.11.6.1
fixed
suse enterprise server 15 SP4
0.9.8-150400.3.12.1
fixed
suse enterprise server 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise server 15 SP7
0.9.8-150600.11.6.1
fixed
libssh4-32bit
suse enterprise desktop 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise desktop 15 SP7
0.9.8-150600.11.6.1
fixed
suse enterprise sap 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise sap 15 SP7
0.9.8-150600.11.6.1
fixed
suse enterprise server 15 SP4
0.9.8-150400.3.12.1
fixed
suse enterprise server 15 SP6
0.9.8-150600.11.6.1
fixed
suse enterprise server 15 SP7
0.9.8-150600.11.6.1
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
libssh
RHEL 9
0:0.10.4-18.el9
fixed
libssh-config
RHEL 9
0:0.10.4-18.el9
fixed
libssh-devel
RHEL 9
0:0.10.4-18.el9
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
libssh
Amazon Linux 2023
0:0.10.6-1.amzn2023.0.3
fixed
libssh-config
Amazon Linux 2023
0:0.10.6-1.amzn2023.0.3
fixed
libssh-debuginfo
Amazon Linux 2023
0:0.10.6-1.amzn2023.0.3
fixed
libssh-debugsource
Amazon Linux 2023
0:0.10.6-1.amzn2023.0.3
fixed
libssh-devel
Amazon Linux 2023
0:0.10.6-1.amzn2023.0.3
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
libssh
Azure Linux 3.0
0:0.10.6-5.azl3
fixed
CBL-Mariner 2.0
0:0.10.6-5.cm2
fixed
Common Weakness Enumeration
References
https://access.redhat.com/errata/RHSA-2026:18683
https://access.redhat.com/security/cve/CVE-2025-8114
https://bugzilla.redhat.com/show_bug.cgi?id=2383220
https://git.libssh.org/projects/libssh.git/commit/?id=53ac23ded4cb2c5463f6c4cd1525331bd578812d
https://git.libssh.org/projects/libssh.git/commit/?id=65f363c9
https://www.libssh.org/security/advisories/CVE-2025-8114.txt