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28361 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.

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 →
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says attackers are exploiting a DSM vulnerability fixed in late 2024 to encrypt the data of NAS devices running outdated versions and demand a ransom.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 →
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

Fedora 43: gdu Critical Update for CVE-2025-58189 and More

Update to 5.32.0

Linux

319 days ago · Dec 28, 2025, 2:09 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42: tkimg 2.1.0 Critical Buffer Overflow FTBFS 2025-419c60783f

Update to 2.1.0. Update bundled libpng, libtiff, to latest versions. Built against TCL/TK 9. Fix FTBFS.

Linux

319 days ago · Dec 28, 2025, 1:53 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11: PgBouncer Moderate SQL Injection Risk DLA-4422-1 CVE-2025-12819

PgBouncer is a lightweight connection pooler for PostgreSQL. CVE-2025-12819 Untrusted search path in auth_query connection handler in PgBouncer before 1.25.1 a…

Linux Databases

320 days ago · Dec 27, 2025, 3:56 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43: singularity-ce Upgrade for CVE-2025-67499 Security Issue

Upgrade to 4.3.6 upstream version.

Linux

320 days ago · Dec 27, 2025, 1:42 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: duc Moderate Buffer Logic Error Patch CVE-2025-13654

An update that fixes one vulnerability is now available.

Linux

321 days ago · Dec 26, 2025, 10:05 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: gnutls Moderate Buffer Overflow Security Fix SUSE-SU-2025:4525-1

An update that solves one vulnerability can now be installed.

Linux

321 days ago · Dec 26, 2025, 9:30 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: gnutls Moderate Update CVE-2025-9820 Buffer Overflow Alert

An update that solves one vulnerability can now be installed.

Linux

321 days ago · Dec 26, 2025, 9:30 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Leap 15.4: buildah Important Fixes CVE-2025-47913

An update that solves two vulnerabilities can now be installed.

Linux

321 days ago · Dec 26, 2025, 9:30 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: buildah Important Patch against Buffer Overflow 2025:4526-1

An update that solves two vulnerabilities can now be installed.

Linux

321 days ago · Dec 26, 2025, 9:30 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Leap: python39 Moderate DoS Issues SUSE-SU-2025:4522-1

An update that solves three vulnerabilities can now be installed.

Linux

321 days ago · Dec 26, 2025, 5:30 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: python39 Moderate Update for Availability DoS Issues 2025:4522-1

An update that solves three vulnerabilities can now be installed.

Linux

321 days ago · Dec 26, 2025, 5:30 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: qemu Important Security Update CVE-2023-1544 DoS Threat 2025:4523-1

An update that solves one vulnerability can now be installed.

Linux

321 days ago · Dec 26, 2025, 5:30 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian: python-urllib3 Critical Denial of Service CVE-2025-50181 DLA-4421-1

Vulnerabilities were found in python-urllib3, an HTTP library with thread-safe connection pooling for Python, which could lead to denial of service or request …

Linux

321 days ago · Dec 26, 2025, 1:31 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS: postgresql-13 Critical DoS Integer Wraparound CVE-2025-12817

A couple of vulnerabilities were discovered in postgresql-13, the widely-popular database management system: CVE-2025-12817 Missing authorization in PostgreSQL…

Linux Databases

321 days ago · Dec 26, 2025, 3:31 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42: docker-buildkit Update CVE-2024-25621 Important Fixes

Update to release v0.26.3 Resolves CVE-2024-25621: rhbz#2419004, rhbz#2419033, rhbz#2419427 Upstream fix

Linux Docker

321 days ago · Dec 26, 2025, 1:59 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43: docker-buildkit Critical Local Escalation CVE-2024-25621

Update to release v0.26.3 Resolves CVE-2024-25621: rhbz#2419004, rhbz#2419033, rhbz#2419427 Upstream fix

Linux Docker

321 days ago · Dec 26, 2025, 1:48 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Tumbleweed: buildah Security Advisory for CVE-2025-52881

An update that solves one vulnerability can now be installed.

Linux

322 days ago · Dec 25, 2025, 6:37 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42: Fix for Critical 7-Zip Remote Code Execution in RetroArch

Update to 1.22.0

Linux

322 days ago · Dec 25, 2025, 2:08 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42: Critical Update for httpd to Address Severe Security Flaws

version update security update

Linux

322 days ago · Dec 25, 2025, 2:08 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43: retroarch Critical Buffer Overflow Issue FEDORA-2025-6e0627440a

Update to 1.22.0

Linux

322 days ago · Dec 25, 2025, 1:53 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Leap 15.6: Kernel Important Security Fix 2025:4521-1

An update that solves 65 vulnerabilities and has nine security fixes can now be installed.

Linux

323 days ago · Dec 24, 2025, 9:30 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE: Kernel Important Security Update 2025:4521-1 CVE-2025-21710 DoS

An update that solves 65 vulnerabilities and has nine security fixes can now be installed.

Linux

323 days ago · Dec 24, 2025, 9:30 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: cheat Important Memory Consumption Fix CVE-2025-21613 2025:0482-1

An update that fixes 8 vulnerabilities is now available.

Linux

323 days ago · Dec 24, 2025, 4:05 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE: go-sendxmpp Important Memory Issues Fix CVE-2025-47911

An update that fixes two vulnerabilities is now available.

Linux

323 days ago · Dec 24, 2025, 4:04 PM Read more →
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