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RedhatCVE
RedhatCVE
added 2026/04/20 7:22 p.m.6 views

CVE-2026-40572

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 15 MemoryMapRange allows Ring 3 user-mode processes to map arbitrary virtual address ranges into their address space without validating against forbidden regions, including critical...

9CVSS5.8AI score0.00213EPSS
Exploits1References1
RedhatCVE
RedhatCVE
added 2026/04/20 7:22 p.m.1 views

CVE-2026-40317

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 12 JumpToUser accepts an arbitrary entry point address from user-space registers without validation, allowing any Ring 3 user-mode process to jump to kernel addresses and execute...

9.3CVSS6AI score0.00225EPSS
Exploits1References1
NVD
NVD
added 2026/04/18 1:16 a.m.4 views

CVE-2026-40317

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 12 JumpToUser accepts an arbitrary entry point address from user-space registers without validation, allowing any Ring 3 user-mode process to jump to kernel addresses and execute...

9.3CVSS0.00225EPSS
Exploits1References2
Cvelist
Cvelist
added 2026/04/18 12:16 a.m.31 views

CVE-2026-40572 NovumOS has Arbitrary Memory Mapping via Syscall 15 (MemoryMapRange)

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 15 MemoryMapRange allows Ring 3 user-mode processes to map arbitrary virtual address ranges into their address space without validating against forbidden regions, including critical...

9CVSS0.00213EPSS
Exploits1References2
CVE
CVE
added 2026/04/18 12:16 a.m.14 views

CVE-2026-40572

NovumOS vulnerability CVE-2026-40572: In versions prior to 0.24, Syscall 15 (MemoryMapRange) lets Ring-3 user processes map arbitrary virtual ranges into their address space without validating against forbidden regions, including kernel structures (IDT, GDT, TSS, page tables). This can allow a lo...

9CVSS5.8AI score0.00213EPSS
Exploits1References2Affected Software1
Vulnrichment
Vulnrichment
added 2026/04/18 12:16 a.m.1 views

CVE-2026-40572 NovumOS has Arbitrary Memory Mapping via Syscall 15 (MemoryMapRange)

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 15 MemoryMapRange allows Ring 3 user-mode processes to map arbitrary virtual address ranges into their address space without validating against forbidden regions, including critical...

9CVSS5.8AI score0.00213EPSS
Exploits1References2
ATTACKERKB
ATTACKERKB
added 2026/04/18 12:16 a.m.1 views

CVE-2026-40572

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 15 MemoryMapRange allows Ring 3 user-mode processes to map arbitrary virtual address ranges into their address space without validating against forbidden regions, including critical...

9CVSS5.8AI score0.00213EPSS
Exploits1References3Affected Software1
EUVD
EUVD
added 2026/04/18 12:16 a.m.4 views

EUVD-2026-23640

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 15 MemoryMapRange allows Ring 3 user-mode processes to map arbitrary virtual address ranges into their address space without validating against forbidden regions, including critical...

9CVSS5.8AI score0.00213EPSS
Exploits1References2
Cvelist
Cvelist
added 2026/04/18 12:12 a.m.28 views

CVE-2026-40317 NovumOS has Privilege Escalation in the Syscall Interface

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 12 JumpToUser accepts an arbitrary entry point address from user-space registers without validation, allowing any Ring 3 user-mode process to jump to kernel addresses and execute...

9.3CVSS0.00225EPSS
Exploits1References2
EUVD
EUVD
added 2026/04/18 12:12 a.m.1 views

EUVD-2026-23630

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 12 JumpToUser accepts an arbitrary entry point address from user-space registers without validation, allowing any Ring 3 user-mode process to jump to kernel addresses and execute...

9.3CVSS6AI score0.00225EPSS
Exploits1References2
Vulnrichment
Vulnrichment
added 2026/04/18 12:12 a.m.4 views

CVE-2026-40317 NovumOS has Privilege Escalation in the Syscall Interface

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. In versions prior to 0.24, Syscall 12 JumpToUser accepts an arbitrary entry point address from user-space registers without validation, allowing any Ring 3 user-mode process to jump to kernel addresses and execute...

9.3CVSS6AI score0.00225EPSS
Exploits1References2
CVE
CVE
added 2026/04/18 12:12 a.m.13 views

CVE-2026-40317

NovumOS (a custom 32-bit OS written in Zig/x86 Assembly) prior to version 0.24 is affected by a local privilege-escalation in the Syscall 12 JumpToUser interface. The vulnerability arises because JumpToUser accepts an arbitrary entry-point address from user-space without validation, enabling any ...

9.3CVSS6AI score0.00225EPSS
Exploits1References2Affected Software1
Positive Technologies
Positive Technologies
added 2026/04/18 12:0 a.m.8 views

PT-2026-33547

Name of the Vulnerable Software and Affected Versions NovumOS versions prior to 0.24 Description Syscall 12 'JumpToUser' accepts an arbitrary entry point address from user-space registers without validation. This allows a Ring 3 user-mode process to jump to kernel addresses and execute arbitrary...

9.3CVSS6.1AI score0.00225EPSS
Exploits1References6
Positive Technologies
Positive Technologies
added 2026/04/18 12:0 a.m.5 views

PT-2026-33549

Name of the Vulnerable Software and Affected Versions NovumOS versions prior to 0.24 Description Syscall 15 'MemoryMapRange' allows Ring 3 user-mode processes to map arbitrary virtual address ranges into their address space without validating against forbidden regions. This includes critical kern...

9CVSS5.9AI score0.00213EPSS
Exploits1References6
CNNVD
CNNVD
added 2026/04/18 12:0 a.m.5 views

NovumOS 安全漏洞

NovumOS is an 32-bit protected mode operating system developed by MinecAnton209. Versions of NovumOS prior to 0.24 contained security vulnerabilities. These vulnerabilities stemmed from system call 15, which allowed Ring 3 user-mode processes to map arbitrary virtual address ranges into their own...

9CVSS5.9AI score0.00213EPSS
Exploits1References2
CNNVD
CNNVD
added 2026/04/18 12:0 a.m.6 views

NovumOS 安全漏洞

NovumOS is an 32-bit protected mode operating system developed by MinecAnton209. Versions of NovumOS prior to 0.24 contained security vulnerabilities; these vulnerabilities stemmed from Syscall 12 not verifying the entry address provided by the user space, which could lead to local privilege...

9.3CVSS5.8AI score0.00225EPSS
Exploits1References2
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