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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

Oracle Linux 10 giflib Critical Buffer Overflow Resolution ELSA-2026-33502

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

85 days ago · Jul 17, 2026, 6:57 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 10 perl-IO-Compress Important File Fix CVE-2026-48962

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

85 days ago · Jul 17, 2026, 6:57 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 10 Postfix Important Buffer Overflow Fix ELSA-2026-25930

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

85 days ago · Jul 17, 2026, 6:56 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 10 .NET 9.0 Significant Security Patch ELSA-2026-25112

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

85 days ago · Jul 17, 2026, 6:56 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 10 ELSA-2026-19560 libsndfile Important Fix CVE-2026-37555

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

85 days ago · Jul 17, 2026, 6:56 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 10 krb5 Major Security Patch ELSA-2026-19145

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

85 days ago · Jul 17, 2026, 6:56 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 10 PackageKit Important Update ELSA-2026-19141 CVE-2026-41651

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

85 days ago · Jul 17, 2026, 6:56 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 ELSA-2026-500004 Kernel Important DoS CVE-2026-31663

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

Linux

85 days ago · Jul 17, 2026, 8:34 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 hplip Important Buffer Overflow Security Fix ELSA-2026-40831

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

Linux

85 days ago · Jul 17, 2026, 8:34 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 ELSA-2026-40751 GIMP Important CVE-2026-58380 CVE-2026-58384

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

Linux

85 days ago · Jul 17, 2026, 8:33 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 Python3.9 Important Bug Fix ELSA-2026-39798 CVE-2026-15308

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

Linux

85 days ago · Jul 17, 2026, 8:33 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 perl-XML-LibXML Important Heap Exploit ELSA-2026-39553

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

Linux

85 days ago · Jul 17, 2026, 8:33 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 8 cifs-utils Important Bug Fix CVE-2026-12505 ELSA-2026-39575

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

Linux

85 days ago · Jul 17, 2026, 8:33 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 8 gegl Important Buffer Overflow Fix ELSA-2026-38485

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

Linux

85 days ago · Jul 17, 2026, 8:32 AM Read more →
LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Linux UEFI Shim Vulnerability Severe Exploitation of Obsolete Bootloaders

ESET researchers identified 11 old and forgotten Linux UEFI shim bootloaders at versions 0.9 and below that can be used to bypass UEFI Secure Boot on any UEFI-…

Linux

86 days ago · Jul 16, 2026, 5:10 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu Advantage Tools Important APT Issues Vulnerabilities USN-8555-1

Several security issues were fixed in Ubuntu Advantage Tools.

Linux

86 days ago · Jul 16, 2026, 3:19 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 dhcpcd5 Moderate Denial of Service Update DLA-4686-1

Two vulnerabilities were discovered in dhcpcd5, a DHCP client, which may result in denial of service and possibly data corruption. For Debian 11 bullseye, thes…

Linux

87 days ago · Jul 15, 2026, 6:30 PM Read more →
LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Mak’s Weekly Security Roundup: Linux Updates You Shouldn't Ignore This Week

Before the week gets away from you, take a look at what's landed across the Linux ecosystem. The volume of security advisories hasn't slowed, and while not eve…

Linux VPN Docker

87 days ago · Jul 15, 2026, 4:21 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 Git-LFS Important Update ELSA-2026-39319 CVE-2026-33811

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

Linux

87 days ago · Jul 15, 2026, 3:42 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 libxml2 Low CVE-2025-6170 Advisory ELSA-2026-39317

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

Linux

87 days ago · Jul 15, 2026, 3:42 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 libsolv Moderate Buffer Overflow Advisory ELSA-2026-39315

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

Linux

87 days ago · Jul 15, 2026, 3:42 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux PackageKit Important CVE-2026-41651 Update ELSA-2026-19354

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

Linux

87 days ago · Jul 15, 2026, 3:41 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 7 Host Metering Update for CVE-2026-32283 ELSA-2026-16101

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

Linux

87 days ago · Jul 15, 2026, 3:41 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS grub2 Critical Code Execution Risk DLA-4685-1

Several issues were found in the GRUB2 bootloader, which could result in crashes and potentially execution of arbitrary code. These could lead to bypass of UEF…

Linux

87 days ago · Jul 15, 2026, 1:19 PM Read more →
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