CVE-2022-36123
Quick assessment
Affected
n/a n/a
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.
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel v5.18-rc1 到 v5.19-rc6版本存在安全漏洞，该漏洞源于无法清除 .bss 中静态分配变量的块起始符号 (.bss)，从而影响 XenPV guest，导致 asm_exc_page_fault 或任意代码执行，攻击者利用该漏洞可以导致 NULL 指针取消引用、内核 oops 或拒绝服务等。
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2022-36123
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The Linux kernel before 5.18.13 lacks a certain clear operation for the block starting symbol (.bss). This allows Xen PV guest OS users to cause a denial of service or gain privileges.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel v5.18-rc1 到 v5.19-rc6版本存在安全漏洞，该漏洞源于无法清除 .bss 中静态分配变量的块起始符号 (.bss)，从而影响 XenPV guest，导致 asm_exc_page_fault 或任意代码执行，攻击者利用该漏洞可以导致 NULL 指针取消引用、内核 oops 或拒绝服务等。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2022-36123
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2022-36123 (2)
Vendor Advisories for CVE-2022-36123 (1)
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https://security.netapp.com/advisory/ntap-20220901-0003/ x_refsource_CONFIRM
Other References for CVE-2022-36123 (3)
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https://sick.codes/sick-2022-128 x_refsource_MISC
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https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.13 x_refsource_CONFIRM
Same Patch Batch · n/a · 2022-07-29 · 15 CVEs total
| CVE-2022-24912 | 7.5 HIGH | Timing Attack |
| CVE-2022-34526 | Tiffsplit 缓冲区错误漏洞 | |
| CVE-2022-27873 | Autodesk Fusion360 代码问题漏洞 | |
| CVE-2022-33881 | Autodesk AutoCAD 缓冲区错误漏洞 | |
| CVE-2022-2414 | Dogtag PKI 代码问题漏洞 | |
| CVE-2022-27865 | Autodesk Design Review 缓冲区错误漏洞 | |
| CVE-2022-27866 | Autodesk Design Review 缓冲区错误漏洞 | |
| CVE-2022-27864 | Autodesk Design Review 资源管理错误漏洞 | |
| CVE-2022-36447 | Chia Network CAT1 Standard 安全漏洞 | |
| CVE-2022-34496 | Hiby Music Hiby R3 PRO firmware 代码问题漏洞 | |
| CVE-2022-34527 | D-Link DSL-3782 操作系统命令注入漏洞 | |
| CVE-2022-34528 | D-Link DSL-3782 缓冲区错误漏洞 | |
| CVE-2022-34531 | Desdev DedeCMS 安全漏洞 | |
| CVE-2022-30083 | EllieGrid Android Application 代码注入漏洞 |
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V. Comments for CVE-2022-36123
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