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LINUX SERVERS REPAIR & SECURITY

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We identify the distribution and installed packages before fixing vulnerabilities, checking services and planning any restart.

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Recent security issues

5 selected records

24 Jul 2026 – 24 Oct 2026 · Sources checked 24 Oct 2026

Selected Ubuntu package advisories within the period, not a complete list for every Linux distribution. Advisory dates may be newer than the CVE itself. This is a selected list, not a complete vulnerability inventory or a scan of your system.

Vendor advisory

USN-8875-1

Linux kernel security update

The vendor update fixes multiple kernel flaws; exposure depends on enabled subsystems.

Affected systems & fix
Applies to
Ubuntu 20.04 LTS and 22.04 LTS with affected kernel packages.
What fixes it
Install the exact package listed for your kernel flavour and confirm the patched kernel is running.
Official source ↗
Vendor advisory

CVE-2026-35189 · USN-8847-1

OpenSSL memory exhaustion

Crafted certificate-revocation distribution names can exhaust memory and disrupt a service.

Affected systems & fix
Applies to
Affected OpenSSL packages on Ubuntu 22.04, 24.04 and 26.04 LTS.
What fixes it
Install the distribution-specific fixed package and restart affected processes as directed.
Official source ↗
Vendor advisory

CVE-2026-77696 · USN-8847-1

OpenSSL SM2 timing leak

Signature generation can expose sensitive information through timing.

Affected systems & fix
Applies to
Affected OpenSSL packages using SM2.
What fixes it
Apply the matching vendor security update; assess which services use the vulnerable functionality.
Official source ↗
Vendor advisory

CVE-2026-15370 · USN-8699-1

libssh SFTP buffer overflow

Long directory entries can crash an affected SFTP server or allow code execution.

Affected systems & fix
Applies to
Ubuntu 26.04 LTS applications using the affected libssh SFTP server implementation. This is not the OpenSSH daemon.
What fixes it
Update libssh to the vendor-fixed package and restart applications loading the library.
Official source ↗
Vendor advisory

CVE-2026-59847 · USN-8699-1

libssh encrypted-traffic integrity flaw

Incorrect AES-GCM verification can allow traffic modification by an intermediary.

Affected systems & fix
Applies to
Affected libssh builds using the OpenSSL backend on the Ubuntu releases in the advisory.
What fixes it
Apply the vendor’s libssh security update and reload affected applications.
Official source ↗

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