CVE-2022-2585
Quick assessment
Affected
The Linux Kernel Organization linux
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 POSIX CPU timer存在安全漏洞，该漏洞源于释放后重用可能导致本地权限升级
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2022-2585
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
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 POSIX CPU timer存在安全漏洞，该漏洞源于释放后重用可能导致本地权限升级
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 |
|---|---|---|---|---|
| The Linux Kernel Organization | linux | 0 ~ 6.0~rc1 | - |
|
II. Public POCs for CVE-2022-2585
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2022-2585 (5)
-
https://ubuntu.com/security/notices/USN-5564-1 third-party-advisory
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https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2585 issue-tracking
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https://ubuntu.com/security/notices/USN-5567-1 third-party-advisory
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https://ubuntu.com/security/notices/USN-5566-1 third-party-advisory
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https://ubuntu.com/security/notices/USN-5565-1 third-party-advisory
Mailing List Discussions for CVE-2022-2585 (1)
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https://www.openwall.com/lists/oss-security/2022/08/09/7 issue-tracking
Other References for CVE-2022-2585 (1)
Same Patch Batch · The Linux Kernel Organization · 2024-01-08 · 6 CVEs total
| CVE-2021-3600 | 7.8 HIGH | Linux kernel 安全漏洞 |
| CVE-2022-2586 | 5.3 MEDIUM | Linux kernel 安全漏洞 |
| CVE-2022-2588 | 5.3 MEDIUM | Linux kernel 安全漏洞 |
| CVE-2022-2602 | 5.3 MEDIUM | Linux kernel 安全漏洞 |
| CVE-2023-1032 | 4.7 MEDIUM | Linux kernel 安全漏洞 |
IV. Related Vulnerabilities
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-
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RDMA/efa: Keep admin queues alive while IRQ is registered -
CVE-2026-98429
RDMA/efa: Keep EQ resources alive while IRQ is registered
V. Comments for CVE-2022-2585
No comments yet