Rocky Linux 9.6 [TuxCare] Security Update: libssh / libssh-config / libssh-devel (ALMALINUX9.6:CLSA-2026:1776178207)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1776178207 advisory. - A flaw was found in libssh in which a malicious SFTP SSH File Transfer Protocol server can exploit this by sending a malformed 'longname'...

CentOS Linux 8.4 [TuxCare] Security Update: libssh / libssh-config / libssh-devel (CENTOS8.4:CLSA-2026:1776701249)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1776701249 advisory. - A flaw was found in libssh in which a malicious SFTP SSH File Transfer Protocol server can exploit this by sending a malformed 'longname'...

AlmaLinux 9.6 [TuxCare] Security Update: libssh / libssh-config / libssh-devel (ALMALINUX9.6:CLSA-2026:1776178207)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1776178207 advisory. - A flaw was found in libssh in which a malicious SFTP SSH File Transfer Protocol server can exploit this by sending a malformed 'longname'...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: libssh2 (UTSA-2026-102704)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102704 advisory. libssh2 through 1.11.1, fixed in commit 2dae302, contains an out-of-bounds heap read vulnerability in the sftpsymlink function in src/sftp.c that allows a malicious...

AZL-90936 CVE-2025-15661 affecting package libssh2 for versions less than 1.11.1-4

libssh2 through 1.11.1, fixed in commit 2dae302, contains an out-of-bounds heap read vulnerability in the sftpsymlink function in src/sftp.c that allows a malicious SSH server or man-in-the-middle attacker to disclose heap memory contents or cause a crash by sending a crafted SSHFXPNAME response...

CVE-2025-15661: Out-of-bounds Read

libssh2 through 1.11.1, fixed in commit 2dae302, contains an out-of-bounds heap read vulnerability in the sftpsymlink function in src/sftp.c that allows a malicious SSH server or man-in-the-middle attacker to disclose heap memory contents or cause a crash by sending a crafted SSHFXPNAME response...

CVE-2026-0968: NULL Pointer Dereference

A flaw was found in libssh in which a malicious SFTP SSH File Transfer Protocol server can exploit this by sending a malformed 'longname' field within an SSHFXPNAME message during a file listing operation. This missing null check can lead to reading beyond allocated memory on the heap. This can...