CVE-2023-43785— Libx11: out-of-bounds memory access in _xkbreadkeysyms()
Quick assessment
Affected
Red Hat Red Hat Enterprise Linux 8
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
X.Org libX11是X.org基金会的一个X11（X Window系统）客户端库。 libX11存在安全漏洞，该漏洞源于函数the_XkbReadKeySyms（）存在安全漏洞。攻击者可利用该漏洞触发越界读取错误并读取系统上的内存内容。
Possible ATT&CK Techniques 1 AI
T1005 · Data from Local System
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2023-43785
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Libx11: out-of-bounds memory access in _xkbreadkeysyms()
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function. This flaw allows a local user to trigger an out-of-bounds read error and read the contents of memory on the system.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
libX11 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
X.Org libX11是X.org基金会的一个X11（X Window系统）客户端库。 libX11存在安全漏洞，该漏洞源于函数the_XkbReadKeySyms（）存在安全漏洞。攻击者可利用该漏洞触发越界读取错误并读取系统上的内存内容。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 8 | 0:1.6.8-8.el8 ~ * |
cpe:/a:redhat:enterprise_linux:8::appstream
|
|
| Red Hat | Red Hat Enterprise Linux 9 | 0:1.7.0-9.el9 ~ * |
cpe:/a:redhat:enterprise_linux:9::appstream
|
|
| Red Hat | Red Hat Enterprise Linux 6 | - |
cpe:/o:redhat:enterprise_linux:6
|
|
| Red Hat | Red Hat Enterprise Linux 7 | - |
cpe:/o:redhat:enterprise_linux:7
|
|
II. Public POCs for CVE-2023-43785
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2023-43785
请登录查看更多情报信息。