CVE-2023-32254— Tree connection race condition remote code execution vulnerability
Quick assessment
Affected
n/a kernel
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存在安全漏洞，该漏洞源于KSMBD实现中存在竞争条件，从而导致释放后重用漏洞。远程攻击者可利用该漏洞造成拒绝服务或执行任意代码。
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2023-32254
Vulnerability Information
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Vulnerability Title
Tree connection race condition remote code execution vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the processing of SMB2_TREE_DISCONNECT commands. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to execute code in the context of the kernel.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 竞争条件问题漏洞
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存在安全漏洞，该漏洞源于KSMBD实现中存在竞争条件，从而导致释放后重用漏洞。远程攻击者可利用该漏洞造成拒绝服务或执行任意代码。
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 |
|---|---|---|---|---|
| - | kernel | 6.4-rc1 | - |
|
| 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
|
|
| Red Hat | Red Hat Enterprise Linux 7 | - |
cpe:/o:redhat:enterprise_linux:7
|
|
| Red Hat | Red Hat Enterprise Linux 8 | - |
cpe:/o:redhat:enterprise_linux:8
|
|
| Red Hat | Red Hat Enterprise Linux 8 | - |
cpe:/o:redhat:enterprise_linux:8
|
|
| Red Hat | Red Hat Enterprise Linux 9 | - |
cpe:/o:redhat:enterprise_linux:9
|
|
| Red Hat | Red Hat Enterprise Linux 9 | - |
cpe:/o:redhat:enterprise_linux:9
|
|
| Fedora | Fedora | - | - |
|
II. Public POCs for CVE-2023-32254
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2023-32254 (4)
Same Patch Batch · n/a · 2023-07-10 · 33 CVEs total
| CVE-2023-32250 | 9.0 CRITICAL | Session race condition remote code execution vulnerability |
| CVE-2023-34432 | 7.8 HIGH | Heap-buffer-overflow in src/formats_i.c |
| CVE-2023-34318 | 7.8 HIGH | Heap-buffer-overflow in src/hcom.c |
| CVE-2023-3606 | 6.3 MEDIUM | TamronOS ping os command injection |
| CVE-2023-32627 | 6.2 MEDIUM | Floating point exception in src/voc.c |
| CVE-2023-26590 | 6.2 MEDIUM | Floating point exception in src/aiff.c |
| CVE-2023-3578 | 5.5 MEDIUM | DedeCMS co_do.php server-side request forgery |
| CVE-2023-3607 | 5.5 MEDIUM | kodbox WebConsole Plug-In webconsole.php.txt Execute os command injection |
| CVE-2023-1183 | 5.0 MEDIUM | Arbitrary file write |
| CVE-2023-3579 | 4.3 MEDIUM | HadSky User cross-site request forgery |
| CVE-2015-10121 | 3.5 LOW | Beeliked Microsite Plugin beelikedmicrosite.php embed_handler cross site scripting |
| CVE-2015-10120 | 3.5 LOW | WDS Multisite Aggregate Plugin WDS_Multisite_Aggregate_Options.php update_options cross si |
| CVE-2015-10119 | 3.5 LOW | View All Posts Page Plugin view-all-posts-pages.php action_admin_notices_activation cross |
| CVE-2023-36936 | Online Security Guards Hiring System 跨站脚本漏洞 | |
| CVE-2023-36939 | PHPGurukul Hostel Management System 跨站脚本漏洞 | |
| CVE-2023-36940 | Online Fire Reporting System 跨站脚本漏洞 | |
| CVE-2023-36376 | Hostel Management System 跨站脚本漏洞 | |
| CVE-2023-37150 | Online Pizza Ordering System 跨站脚本漏洞 | |
| CVE-2023-37152 | Projectworlds Online Art gallery project 代码问题漏洞 | |
| CVE-2023-37153 | KodExplorer 跨站脚本漏洞 |
Showing top 20 of 33 CVEs. View all on vendor page → →
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V. Comments for CVE-2023-32254
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