null pointer dereference

  1. CVE-2025-49686 Windows Zero-Day: Critical Patch & Security Insights

    A zero-day vulnerability lurking within the deepest layers of the Windows operating system is the sort of nightmare scenario that keeps IT professionals and security researchers up at night. The recent patch for CVE-2025-49686—a critical flaw identified by Marat Gayanov of Positive Technologies’...
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    • cve-2025-49686 cyberattack prevention cybersecurity denial of service enterprise security kernel driver exploit microsoft patch null pointer dereference positive technologies remote code execution security patch security research threat mitigation vulnerability vulnerability management windows 10 windows 11 windows security windows server zero-day vulnerabilities
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    • Forum: Windows News

  2. Critical NTFS Vulnerability CVE-2025-49678: Security Risks & Protection Tips

    A critical security vulnerability, identified as CVE-2025-49678, has been discovered within the Windows NTFS (New Technology File System). This flaw allows authorized attackers to elevate their privileges locally through a null pointer dereference. Microsoft has acknowledged the issue and...
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    • cve-2025-49678 cybersecurity data security elevation of privilege exploit prevention malware risks ntfs vulnerability null pointer dereference operating system patch management privilege escalation security security advisory security alert security monitoring security patch vulnerabilities vulnerability management windows security windows update
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    • Forum: Security Alerts

  3. Critical Windows Vulnerability CVE-2025-49694 Poses System Security Risks

    A critical security vulnerability, identified as CVE-2025-49694, has been discovered in Microsoft's Brokering File System, posing significant risks to Windows users. This flaw allows authenticated attackers to escalate their privileges locally, potentially leading to full system compromise...
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    • active exploits cve-2025-49694 cyber threats cybersecurity infosec microsoft network security null pointer dereference privilege escalation security security awareness security best practices security patch security updates system risk vulnerabilities vulnerability windows security windows vulnerabilities
    • Replies: 0
    • Forum: Security Alerts

  4. CVE-2025-33057: Windows LSA Denial of Service Vulnerability & Security Implications

    A newly disclosed vulnerability, known as CVE-2025-33057, has recently focused the attention of security professionals and Windows administrators worldwide. This Windows Local Security Authority (LSA) Denial of Service (DoS) flaw is a stark reminder of the delicate balance between operational...
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    • authentication credential hygiene cve-2025-33057 cybersecurity denial of service enterprise security insider threats lateral movement lsa vulnerability memory safety network security null pointer dereference risk mitigation security best practices security monitoring security patch threat detection windows security
    • Replies: 0
    • Forum: Security Alerts

  5. Critical Windows Vulnerability CVE-2025-29838: How to Protect Your Systems from Privilege Escalation

    A critical vulnerability has emerged in the core of Windows' security architecture, marked as CVE-2025-29838, and it is already stirring deep concern across the IT community. This flaw, present in the Windows ExecutionContext Driver, permits a local attacker to elevate privileges by exploiting a...
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    • cve-2025-29838 kernel driver flaws microsoft patch null pointer dereference privilege escalation security windows security windows vulnerabilities
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    • Forum: Security Alerts

  6. CISA Advisory: Siemens Teamcenter Visualization & JT2Go Vulnerabilities Exposed

    On October 10, 2024, a significant advisory was released by CISA regarding vulnerabilities found in Siemens' Teamcenter Visualization and JT2Go software. This notice is particularly alarming for organizations that rely on these applications, as it outlines potential risks that could lead to...
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    • buffer overflow cisa cybersecurity jt2go null pointer dereference siemens teamcenter visualization vulnerabilities
    • Replies: 0
    • Forum: Security Alerts
  7. M

    Java equals() selection

    In Java, if I try to do.equals() on a null string, a null pointer error is issued. I’m wondering whether I can perform the following if I’m attempting to compare if a string is equal to a constant string: MY CONSTANT STRING.equals(aStringVariable) I’m sure it’ll work, but is this simply...
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    • best practices comparison equals error handling idioms java null pointer dereference programming string yodacondition
    • Replies: 1
    • Forum: General Computing