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27799 result(s) for "Linux" — best match first.

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

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 →
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 →
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 →
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 Vulnerabilities

openSUSE Alloy Moderate Security Fix Advisory 2026-11803-1

An update that solves 18 vulnerabilities can now be installed.

Linux

41 days ago · Sep 20, 2026, 5:38 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Tumbleweed Moderate NetworkManager-applet-l2tp Update 2026-11802-1

An update that solves 2 vulnerabilities can now be installed.

Linux

41 days ago · Sep 20, 2026, 5:38 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS libde265 Important Heap Overflow DoS CVE-2023-51792

Multiple issues were found in libde265, an open source implementation of the H.265 video codec, which potentially may result in denial of service, heap/buffer …

Linux

41 days ago · Sep 20, 2026, 5:32 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Tumbleweed python313-aiosmtplib Suffers Moderate CVE-2026-90467

An update that solves one vulnerability can now be installed.

Linux

42 days ago · Sep 19, 2026, 6:04 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Firefox ESR Moderate Security Issues Resolved 2026-11796-1

An update that solves 63 vulnerabilities can now be installed.

Linux

42 days ago · Sep 19, 2026, 6:04 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Unbound Critical Denial of Service Code Execution DSA-6507-1

Multiple security vulnerabilities were discovered in Unbound, a validating, recursive, caching DNS resolver, which could result in denial of service, cache poi…

Linux

42 days ago · Sep 19, 2026, 5:00 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian ruby-jwt Critical DoS Token Forging Vuln DLA-4787-1 CVE-2026-45363

ruby-jwt is a Ruby implementation of the RFC 7519 OAuth JSON Web Token standard. JWT.decode(token, '', true, algorithm: 'HS256') accepts an attacker-forged tok…

Linux OpenSSL

42 days ago · Sep 19, 2026, 6:51 AM Read more →
LinuxSecurity - Security Advisories
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Fedora 44 Evolution Important vCard Spoofing Fix CVE-2026-88859 Advisory

Add a patch to validate clickable preview elements in the Mail. Fixes CVE-2026-88859.

Linux

42 days ago · Sep 19, 2026, 3:14 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 stb Moderate Local DoS Vulnern FEDORA-2026-2a592f622a

Patch stb_sprintf: security fix for CVE-2026-79516

Linux

42 days ago · Sep 19, 2026, 3:14 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 Chromium Security Update Addressing Multiple CVEs 2026-a1a12d9b4f

Update to 153.0.8010.36, it fixes 230 CVEs: CVE-2026-87429 - CVE-2026-87658

Linux Chrome

42 days ago · Sep 19, 2026, 2:58 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 Freeciv Critical Out-of-Bounds Memory Corruption CVE-2026-90557

3.2.6

Linux

42 days ago · Sep 19, 2026, 2:58 AM Read more →
LinuxSecurity - Security Advisories
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Fedora 43 Evolution Moderate Click Validation Fix CVE-2026-88859

Add a patch to validate clickable preview elements in the Mail. Fixes CVE-2026-88859.

Linux

42 days ago · Sep 19, 2026, 2:58 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 Ruby Denial of Service Vulnerability Fix CVE-2026-80212 Advisory

This rpm updates included resolv gem to 0.7.2 to resolve CVE security issues.

Linux

42 days ago · Sep 19, 2026, 2:58 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 stb Critical Local Denial of Service Fix 2026-0cae436fa5

Patch stb_sprintf: security fix for CVE-2026-79516

Linux

42 days ago · Sep 19, 2026, 2:58 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE MozillaFirefox Important Privilege Escalation Issues 2026-4264-1

An update that solves 63 vulnerabilities can now be installed.

Linux

42 days ago · Sep 19, 2026, 2:32 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE MozillaFirefox Important Privilege Escalation Issues Fixed 2026-4264-1

An update that solves 63 vulnerabilities can now be installed.

Linux

42 days ago · Sep 19, 2026, 2:32 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE ImageMagick Low Denial of Service Vulnern 2026-4265-1

An update that solves four vulnerabilities can now be installed.

Linux

42 days ago · Sep 19, 2026, 2:31 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE MozillaThunderbird Important Security Issues Addressed 2026-4268-1

An update that solves 143 vulnerabilities can now be installed.

Linux

42 days ago · Sep 19, 2026, 2:31 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE MozillaThunderbird Important Security Update 2026-4268-1

An update that solves 143 vulnerabilities can now be installed.

Linux

42 days ago · Sep 19, 2026, 2:30 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 Chromium Security Risks Found in Web Browser Authorization Issues

Update to 153.0.8010.36, it fixes 230 CVEs: CVE-2026-87429 - CVE-2026-87658

Linux Chrome

42 days ago · Sep 19, 2026, 2:18 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 libheif Important Security Issues Resolved 2026-73d31ad4c6

Latest security bugfix release from upstream. Changes: https://github.com/strukturag/libheif/releases/tag/v1.23.4 . Resolves 3 high impact and 3 medium impact …

Linux GitHub

42 days ago · Sep 19, 2026, 2:18 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 STB Security Update Addresses Local DoS CVE-2026-79516

Patch stb_sprintf: security fix for CVE-2026-79516

Linux

42 days ago · Sep 19, 2026, 2:17 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 45 Dovecot Update 2026-8b8efbd2b8 Security Vulnerabilities

updated to 2.4.5, many security fixes

Linux

42 days ago · Sep 19, 2026, 2:17 AM Read more →
LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Linux Security Roundup: Patch BIND, Browsers, and Cloud Kernels First

Most administrators do not think about BIND, browser engines, or cloud kernels until one of them fails.

Linux

43 days ago · Sep 18, 2026, 11:00 PM Read more →
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