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libssh2: libssh2: Heap buffer overflow via integer overflow in publickey attribute allocation

🗓️ 12 Aug 2026 02:50:23Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 8 Views

libssh2 heap buffer overflow via integer overflow in publickey attribute allocation causing crashes or code execution.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64libssh21.11.1-10.4.hum1libssh2-1.11.1-10.4.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64libssh21.11.1-10.4.hum1libssh2-1.11.1-10.4.hum1.x86_64.rpm
Red Hat Hardened Imagesanynoarchlibssh2-docs1.11.1-10.4.hum1libssh2-docs-1.11.1-10.4.hum1.noarch.rpm

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17 Aug 2026 15:29Current
7.3High risk
Vulners AI Score7.3
CVSS 3.17 - 7.5
CVSS 48.3
EPSS0.00706
SSVC
8