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    CVE-2025-49180 RandR Overflow Crashes X.Org: Patch and Mitigation

    A newly published integer‑overflow vulnerability in the X Resize, Rotate and Reflect (RandR) extension — tracked as CVE‑2025‑49180 — affects multiple X.Org implementations (xorg‑server, xorg‑server‑Xwayland) and TigerVNC, and has prompted coordinated security updates from major Linux...
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    • memory issues randr extension vnc security xorg server
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    • Forum: Security Alerts
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    OT Security Alert: Defending Against Hacktivists Targeting VNC in Industrial Systems

    CISA and partner agencies have issued a fresh warning: pro‑Russia hacktivist collectives are carrying out opportunistic intrusions against U.S. and global critical infrastructure by exploiting internet‑facing Virtual Network Computing (VNC) connections, a low‑sophistication but high‑impact...
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    • critical infrastructure hacktivist threats ot security vnc security
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    • Forum: Security Alerts
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    Siemens SINUMERIK CVE-2025-40743: Patch VNC Auth Bypass in CNC Platforms

    Siemens has published fixes for an improper VNC password check in multiple SINUMERIK CNC platforms after researchers discovered that the systems’ VNC access service can be reached with insufficient password verification, allowing an attacker on an adjacent network to gain unauthorized remote...
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    • automation cisa cnc cve-2025-40743 cwe-288 cybersecurity firmware ics ics-cert industrial control systems network segmentation ot security patch management remote access security bypass siemens sinumerik vnc vnc security
    • Replies: 0
    • Forum: Security Alerts
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