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42414 result(s) for "Linux" — best match first.

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What it means for your servers

The security stories that matter, explained by our team — with the concrete steps to take.

Xen Orchestra — VSA-2026-062
Vulnerability Critical

Xen Orchestra: an exploited authentication bypass gives attackers admin rights over XCP-ng virtualisation

Vates has fixed a critical flaw in Xen Orchestra, the web console used to manage XCP-ng hosts, and says it is already being exploited. A crafted cookie lets an attacker log in as …

Xen OrchestraXCP-ngVirtualization

November 11, 2026 Read more →
FreeSWITCH — CVE-2026-116779
Vulnerability Critical

FreeSWITCH: a single SIP message can run commands on the server, and the flaw is being exploited

A flaw in FreeSWITCH, the open-source telephony server, lets a SIP MESSAGE request run commands on the machine, in the default configuration. The maintainers report exploitation i…

FreeSWITCHVoIPSIP

November 10, 2026 Read more →
OpenSSH — CVE-2026-123158
Vulnerability High

OpenSSH: password authentication can be bypassed on Linux systems using musl without PAM, CERT-FR warns

OpenSSH released version 10.6p2 on 5 November 2026 to close a password authentication bypass in sshd affecting Linux systems built on the musl C library with PAM disabled, such as…

LinuxOpenSSHAlpine Linux

November 6, 2026 Read more →
WordPress — CVE-2026-119977
Vulnerability High

WordPress: a flaw in the core upgrade process is exploited to run code on servers, CISA warns

CISA added CVE-2026-119977, a race condition in WordPress core upgrades that lets an unauthenticated attacker run code on the server during the upgrade window, to its catalog of a…

WordPressPHPApache

November 4, 2026 Read more →
cPGuard
Incident Critical

cPGuard: a hijacked update channel pushed a root backdoor to about 2,950 Linux servers

OPSSHIELD, the vendor of the cPGuard server security suite, says an attacker broke into its billing server and used a stolen key to publish a fake update on 2 November 2026. For a…

LinuxcPGuardSupply chain

November 4, 2026 Read more →
Synology DSM — Synology-SA-24:20
Vulnerability High

Synology: ransomware attacks hit NAS still running DSM versions left unpatched since 2024

Synology says attackers are exploiting a DSM vulnerability fixed in late 2024 to encrypt the data of NAS devices running outdated versions and demand a ransom. The vendor points t…

SynologyNASRansomware

November 3, 2026 Read more →
GitLab — CVE-2026-97229
Vulnerability Critical

GitLab CVE-2026-97229: now listed as exploited by CISA, and Alpine Linux shows that upgrading is not always enough

CISA has added CVE-2026-97229, a GitLab flaw rated CVSS 10.0, to its catalogue of exploited vulnerabilities. Alpine Linux reports an attempted attack on its own server, which rema…

GitLabRubyCI/CD

October 31, 2026 Read more →
PHP — CVE-2026-109618 · CVE-2026-109619
Vulnerability High

PHP2Shell: two critical PHP flaws allow unauthenticated remote code execution on web servers

On 21 October 2026, the PHP project shipped emergency releases 8.5.12, 8.4.27, 8.3.36 and 8.2.35 to fix CVE-2026-109618 and CVE-2026-109619, two memory flaws that let an unauthent…

PHPApacheNginx

October 22, 2026 Read more →
OVHcloud CLI — v0.11.0 → v0.15.0
Incident High

OVHcloud CLI: official binaries replaced with a secret-stealing malware on GitHub for 1 h 33

On 19 October 2026, a compromised OVHcloud developer account was used to replace the GitHub release files of ovhcloud-cli v0.11.0 to v0.15.0 with a trojanised build that steals SS…

OVHSupply chainCloud

October 21, 2026 Read more →
BeyondTrust — CVE-2026-102764
Vulnerability Critical

BeyondTrust Remote Support: a zero-day exploited since August lets attackers take over the appliance without an account

BeyondTrust has fixed CVE-2026-102764, a critical flaw in Remote Support that lets an attacker with no account perform file operations on the appliance. According to Google and Ma…

BeyondTrustRemote accessLinux

October 17, 2026 Read more →
Nextcloud · Collabora CODE — CVE-2026-110447
Vulnerability Critical

Nextcloud: attackers plant web shells through Collabora’s Built-in CODE Server app, update or remove it now

A critical flaw in the optional Nextcloud app Collabora Online - Built-in CODE Server lets anyone run system commands on the server without logging in. It has been exploited since…

NextcloudLinuxPHP

October 15, 2026 Read more →
Integrity Tech · AA26-281A — 8 CVE
Threat High

FBI and nine partner agencies expose the toolkit of China-linked Integrity Tech: old flaws, Exchange password spraying and SoftEther VPN backdoors

On 8 October 2026 the FBI, CISA, NSA and agencies from six other countries published a joint advisory on the hackers enabled by Integrity Technology Group, a Chinese company linke…

ExchangeMicrosoft 365Linux

October 9, 2026 Read more →
Atlassian Data Center — CVE-2026-21589
Vulnerability High

Atlassian Data Center: critical flaw lets anyone read files on Jira, Confluence and Bitbucket servers

Atlassian disclosed on 5 October 2026 CVE-2026-21589 (CVSS 9.3), a path traversal flaw in eight self-hosted products, including Jira, Confluence and Bitbucket Data Center. No logi…

AtlassianJiraConfluence

October 7, 2026 Read more →
Apache httpd — 2.4.69 · 2026-10-01
Advisory Medium

Apache HTTP Server 2.4.69: 20 security fixes, none critical — how to update calmly

Apache released httpd 2.4.69 on 1 October 2026 with 20 vulnerability fixes, rated low (15) or moderate (5). No emergency, but every Apache server should be updated in the next mai…

ApacheLinux

October 5, 2026 Read more →
Citrix NetScaler — CVE-2026-88771 · 88772 · 88779
Vulnerability Critical

Citrix NetScaler: two critical zero-days under mass exploitation — patch, then check for compromise

Two pre-authentication flaws in NetScaler ADC and Gateway (CVE-2026-88771 and CVE-2026-88772, CVSS 9.5) were exploited before any fix existed and are now used by many attacker gro…

CitrixVPN

October 4, 2026 Read more →
Source Watch

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 43 collectl Important Insecure Code Handle Vuln 2026-e2b3dd1ec0

An update for collectl, a Linux performance data utility, addresses insecure code handling and upgrades to version 4.3.20.3, available for installation via the…

Linux

112 days ago · Jul 23, 2026, 3:04 AM Read more →
LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

CISA KEV vs. NVD: How Linux Teams Should Prioritize Vulnerabilities That Actually Matter

Most Linux teams don't struggle to find vulnerabilities anymore. They struggle to decide which ones deserve attention first. Between daily scanner results, ven…

Linux

112 days ago · Jul 23, 2026, 2:25 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Chromium Critical Denial of Service Arbitrary Code DSA-6396-1

Debian Security Advisory DSA-6396-1 addresses multiple vulnerabilities in Chromium that could allow arbitrary code execution, denial of service, and informatio…

Linux Chrome

112 days ago · Jul 23, 2026, 2:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Oracle Linux 9 acl Important Symlink Traversal Advisory ELSA-2026-42736

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 9 libtiff Important Heap Overflow ELSA-2026-42668

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 9 glib2 Important Node Validation Fix ELSA-2026-42089

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Oracle Linux 9 webkit2gtk3 Important Security Advisory ELSA-2026-42062

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 HTTPD Important Buffer Overflow Fix ELSA-2026-41906

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 9 Dovecot Important IMAP Bypass Vulnern ELSA-2026-41905

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 9 .NET 10.0 Important Updates ELSA-2026-41898

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Oracle Linux 9 Update Dotnet 9.0 Important Fix Advisory ELSA-2026-41896

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Oracle Linux 9 Important .NET 8.0 Bug Fix Advisory ELSA-2026-41894

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 9 plexus-utils Key Directory Traversal Fix ELSA-2026-38796

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 8 glib2 Important Security Patch Advisory ELSA-2026-42090

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:23 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Oracle Linux 8 Webkit2gtk3 Important Security Advisory ELSA-2026-42088

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:23 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 8 ELSA-2026-41901 Dotnet Important Security Update

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:23 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 8 ELSA-2026-41900 DotNet 10.0 Important Security Fix

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:23 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 8 ELSA-2026-41899 .NET 9.0 Important Update

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:23 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 8 Pacemaker Important Integer Overflow Fix ELSA-2026-39322

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:23 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 7 Python3 Important DoS CVE-2026-4786 ELSA-2026-35838

The following updated rpms for Oracle Linux 7 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:23 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 7 perl-IO-Compress Important CVE-2026-48962 Security Advisory

The following updated rpms for Oracle Linux 7 have been uploaded to the Unbreakable Linux Network:

Linux

113 days ago · Jul 22, 2026, 1:23 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS DLA-4694-1 NSS Critical Denial Of Service Code Execution

Several vulnerabilities were discovered in NSS, a set of cryptographic libraries, which may result in or denial of service or potentially the execution of arbi…

Linux

113 days ago · Jul 22, 2026, 11:40 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian Linux Major Privilege Escalation Denial of Service Issues DSA-6393-1

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. For the stabl…

Linux

114 days ago · Jul 21, 2026, 3:11 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 20.04 Linux Kernel Critical Privilege Escalation Issues USN-8576-1

Several security issues were fixed in the Linux kernel.

Linux

114 days ago · Jul 21, 2026, 12:46 PM Read more →
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