CVE-2019-20172
PoC —CVSS 3.1
7.8 high
EPSS
<1%p40
Published
()
Modified
Description
Kernel/VM/MemoryManager.cpp in SerenityOS before 2019-12-30 does not reject syscalls with pointers into the kernel-only virtual address space, which allows local users to gain privileges by overwriting a return address that was found on the kernel stack.
- Vendors
- serenityos
- Products
- serenityos
- Weakness
- CWE-119
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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