CVE-2022-23091— Memory disclosure by stale virtual memory mapping
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I. Basic Information for CVE-2022-23091
Vulnerability Information
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Vulnerability Title
Memory disclosure by stale virtual memory mapping
Source: NVD (National Vulnerability Database)
Vulnerability Description
A particular case of memory sharing is mishandled in the virtual memory system. This is very similar to SA-21:08.vm, but with a different root cause. An unprivileged local user process can maintain a mapping of a page after it is freed, allowing that process to read private data belonging to other processes or the kernel.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
FreeBSD 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeBSD是FreeBSD基金会的一套类Unix操作系统。 FreeBSD存在安全漏洞。攻击者利用该漏洞可以通过过时的虚拟内存映射读取FreeBSD的内存片段，以获取敏感信息。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2022-23091
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Same Patch Batch · FreeBSD · 2024-02-15 · 12 CVEs total
| CVE-2022-23084 | Potential jail escape vulnerabilities in netmap | |
| CVE-2022-23085 | Potential jail escape vulnerabilities in netmap | |
| CVE-2022-23086 | mpr/mps/mpt driver ioctl heap out-of-bounds write | |
| CVE-2022-23087 | Bhyve e82545 device emulation out-of-bounds write | |
| CVE-2022-23088 | 802.11 heap buffer overflow | |
| CVE-2022-23089 | Out of bound read in elf_note_prpsinfo() | |
| CVE-2022-23090 | AIO credential reference count leak | |
| CVE-2022-23092 | Missing bounds check in 9p message handling | |
| CVE-2022-23093 | Stack overflow in ping(8) | |
| CVE-2024-25940 | bhyveload(8) host file access | |
| CVE-2024-25941 | jail(2) information leak |
IV. Related Vulnerabilities
V. Comments for CVE-2022-23091
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