The Linux kernel through PostgreSQL’s lens
At a 2026 Kernel Recipes talk, Andres Freund discussed how Linux kernel features and behavior affect PostgreSQL and how the kernel could better support applications.
Read articleKnowledge you can apply
Cyber
Security for teams connecting data, documents and agents to AI.
Tuesday security updates across Linux distributions
On September 29, 2026, a roundup from the LWN feed listed security updates from seven Linux distributions for kernels, browsers, libraries, and other components.
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CVE-2026-97395: Apache Polaris FileIO risk
A security feed reports that Apache Polaris versions before 1.8.0 may let FileIO requests be redirected to attacker-controlled endpoints.
Read articleSensors report scans for a file linked to Wordfence
A SANS ISC note published on September 29, 2026 reports a small number of scans for wordfence-waf.php and describes the file's connection to WordPress site protection.
Read articleDodo Pizza confirms cyberattack and possible data exposure
The Russian chain, with 1,500 locations, said customer data may have been compromised after hackers made claims. The reported categories include personal information and order details.
Read articleArizona reports theft of residents’ personal data
On September 29, 2026, the Arizona Supreme Court reported that hackers stole residents’ personal data. The court said the incident did not involve ransomware and that, as of Monday, no ransom demands had been made.
Read articleBaicells Nova 430H flaw may temporarily disrupt cellular service
A CISA advisory published on September 29, 2026 describes a denial-of-service flaw in the Nova 430H eNodeB. The notice says no fix is planned and recommends reducing device exposure.
Read articleCISA adds exploited Apple flaw to KEV catalog
On September 29, 2026, CISA reported adding CVE-2026-86950 to its KEV catalog: an out-of-bounds write flaw affecting several Apple products, with evidence of active exploitation.
Read articleCritical Firmware Flaw in VIVOTEK Cameras
An alert published on September 29, 2026 says CVE-2026-22755 affects multiple VIVOTEK camera models. Command injection may enable remote execution, possibly as root; the vendor recommends installing the latest firmware.
Read articleAlert: Critical flaws in Anjvision YSSD-RTMP-H5
A CISA notice published on September 29, 2026 reports nine CVEs in device firmware 3.3.2.4_build_2024-12-26. Impacts may include access to data and accounts, command execution, and device takeover; the notice reports no planned fix.
Read articleLantronix G520 gateway flaws may allow root-level execution
A September 29, 2026 cybersecurity notice says flaws in the Lantronix G520 Series may allow software replacement and code execution with root privileges. Version 2.6.0.7R6 fixes the issues.
Read articleAlert: critical MikroTik RouterOS flaw
A CISA-attributed advisory reports a pre-authentication flaw in the RouterOS web service, with risk of remote code execution as root or denial of service. MikroTik recommends upgrading to version 7.23 or later.
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Critical flaws affect Toptech TMS7 and TopHAT 7.6.3
A CISA-attributed alert lists ten CVEs affecting TMS7 and TopHAT 7.6.3, with a CVSS score of 10. Toptech says the issues were fixed in version 7.8.
Read articleViidure Dashcam: flaws expose data and credentials
A CISA alert published September 29, 2026, reports two flaws in the Viidure Dashcam Android app: publicly readable cloud storage and permanent credentials embedded in code. No planned fix is reported.
Read articleCisco Talos announces monthly threat hunting for executives
Published on September 29, 2026, the article introduces Executive Threat Detection, a Cisco Talos service announced for up to 10 key people, with monthly threat hunting and intelligence analysis focused on corporate systems associated with executives.
Read articleUSN-8842-1: Linux kernel vulnerabilities
A security notice published on September 29, 2026 reports flaws in several Linux kernel subsystems and lists 18 CVE identifiers.
Read articleUSN-8728-3: update fixes Linux kernel vulnerabilities
A security notice published on September 29, 2026 describes Linux kernel vulnerabilities, including risks of memory corruption and privilege escalation. The update covers a wide range of architectures and subsystems.
Read articleUSN-8816-2: fixes for Linux kernel vulnerabilities
A security notice published on September 29, 2026 reports fixes for vulnerabilities across numerous Linux kernel components. Consult the original bulletin to identify affected systems and applicable updates.
Read articleUbuntu fixes flaws across Linux kernel subsystems
Notice USN-8729-6, published on September 29, 2026, reports fixes for multiple vulnerabilities in the Linux kernel for AWS, spanning networking, filesystems, memory, drivers, and other subsystems.
Read articleMoodle 3.9.2: questions about an RCE claim
A message published on September 29, 2026 questions a claim of upload-validation bypass and remote code execution under a misconfiguration in Moodle 3.9.2. The author asks for reproduction on a newer version.
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