Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2022-4172
Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
QEMU 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QEMU(Quick Emulator)是法国法布里斯-贝拉(Fabrice Bellard)个人开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU存在安全漏洞,该漏洞源于ACPI错误记录序列化表(ERST)设备的read_erst_record()和write_erst_record()函数中存在整数溢出和缓冲区溢出,可能允许客户机溢出为ERST内存设备分配的主机缓冲区,恶意攻击者可以利用这些问题使主机上的QEMU进程崩溃。
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
VendorProductAffected VersionsCPESubscribe
-QEMU (ACPI ERST) Affected: 7.0.0, Fixed: 7.2.0-rc0 -
II. Public POCs for CVE-2022-4172
#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC
III. Intelligence Information for CVE-2022-4172
Please Login to view more intelligence information
IV. Related Vulnerabilities
V. Comments for CVE-2022-4172

No comments yet


Leave a comment