CVE-2025-5318: medium-severity vulnerability in libssh
Libssh: out-of-bounds read in sftp_handle()
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.4epss 1.9%
A flaw was found in the libssh library in versions less than 0.11.2. An out-of-bounds read can be triggered in the sftp_handle function due to an incorrect comparison check that permits the function to access memory beyond the valid handle list and to return an invalid pointer, which is used in further processing. This vulnerability allows an authenticated remote attacker to potentially read unintended memory regions, exposing sensitive information or affect service behavior.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Affected products
libsshRed Hat · Red Hat AI Inference Server 3.2Red Hat · Red Hat Enterprise Linux 10Red Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat · Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat · Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat · Red Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat · Red Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9Red Hat · Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9.4 Extended Update SupportRed Hat · Red Hat OpenShift Container Platform 4.12Red Hat · Red Hat OpenShift Container Platform 4.13Red Hat · Red Hat OpenShift Container Platform 4.14Red Hat · Red Hat OpenShift Container Platform 4.15Red Hat · Red Hat OpenShift Container Platform 4.16Red Hat · Red Hat OpenShift Container Platform 4.17Red Hat · Red Hat OpenShift Container Platform 4.18Red Hat · Red Hat OpenShift Container Platform 4.19Red Hat · Red Hat OpenShift Container Platform 4.20Red Hat · Red Hat OpenShift distributed tracing 3.7.0Related CVEs — libssh
In the same product, most dangerous first.
CVE-2024-6387HIGHOpenssh: regresshion - race condition in ssh allows rce/dosEPSS 99.5%CVE-2024-3094CRITICALXz: malicious code in distributed sourceEPSS 90.9%CVE-2024-12084CRITICALRsync: heap buffer overflow in rsync due to improper checksum length handlingEPSS 72.5%CVE-2025-10230CRITICALSamba: command injection in wins server hook scriptEPSS 39.8%CVE-2025-26466MEDIUMOpenssh: denial-of-service in opensshEPSS 38.7%CVE-2024-6409HIGHOpenssh: possible remote code execution due to a race condition in signal handling affecting red hat enterprise linux 9EPSS 27.9%
References
https://access.redhat.com/errata/RHSA-2025:18231https://access.redhat.com/errata/RHSA-2025:18275https://access.redhat.com/errata/RHSA-2025:18286https://access.redhat.com/errata/RHSA-2025:19012https://access.redhat.com/errata/RHSA-2025:19098https://access.redhat.com/errata/RHSA-2025:19101https://access.redhat.com/errata/RHSA-2025:19295https://access.redhat.com/errata/RHSA-2025:19300https://access.redhat.com/errata/RHSA-2025:19313https://access.redhat.com/errata/RHSA-2025:19400https://access.redhat.com/errata/RHSA-2025:19401https://access.redhat.com/errata/RHSA-2025:19470