CVE-2022-49324

一、漏洞信息
漏洞编号：CVE-2022-49324
漏洞归属组件：kernel
漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0,6.1.19,6.1.8,6.4.0,6.6.0
CVSS V3.0分值：
BaseScore：5.5 Medium
Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
漏洞简述：
In the Linux kernel, the following vulnerability has been resolved:mips: cpc: Fix refcount leak in mips_cpc_default_phys_baseAdd the missing of_node_put() to release the refcount incrementedby of_find_compatible_node().
漏洞公开时间：2025-02-26 15:01:09
漏洞创建时间：2025-02-26 15:21:47
漏洞详情参考链接：
https://nvd.nist.gov/vuln/detail/CVE-2022-49324

更多参考(点击展开)

参考来源	参考链接	来源链接
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/1699ec1bfb59304a788901474f6bb003f7831b61
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/4107fa700f314592850e2c64608f6ede4c077476
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/8f843cdfc202caaa5d67db3395d893e56362e43a
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/961ee8a6eeef4632a215d995d837b204f8c7c2d4
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/aae6b4bb63c694bc91714412718f15468407fe51
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/bed702566dcdb6ebe300bc0c62bf3600cf4d5874
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/c667b3872a4c435a3f29d4e15971cd8c378b0043
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/cc0aed22d33ced9e266c50bdf1cbe668c5acfdf8
suse_bugzilla	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-49324	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2022/CVE-2022-49324.mbox	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://git.kernel.org/stable/c/bed702566dcdb6ebe300bc0c62bf3600cf4d5874	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://git.kernel.org/stable/c/961ee8a6eeef4632a215d995d837b204f8c7c2d4	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://git.kernel.org/stable/c/cc0aed22d33ced9e266c50bdf1cbe668c5acfdf8	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://git.kernel.org/stable/c/c667b3872a4c435a3f29d4e15971cd8c378b0043	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://git.kernel.org/stable/c/1699ec1bfb59304a788901474f6bb003f7831b61	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://git.kernel.org/stable/c/8f843cdfc202caaa5d67db3395d893e56362e43a	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://git.kernel.org/stable/c/aae6b4bb63c694bc91714412718f15468407fe51	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://git.kernel.org/stable/c/4107fa700f314592850e2c64608f6ede4c077476	https://bugzilla.suse.com/show_bug.cgi?id=1238399
suse_bugzilla	https://bugzilla.redhat.com/show_bug.cgi?id=2347884	https://bugzilla.suse.com/show_bug.cgi?id=1238399

漏洞分析指导链接：
https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md
漏洞数据来源:
openBrain开源漏洞感知系统
漏洞补丁信息：

详情(点击展开)

影响的包	修复版本	修复补丁	问题引入补丁	来源
		https://git.kernel.org/stable/c/1699ec1bfb59304a788901474f6bb003f7831b61		nvd
		https://git.kernel.org/stable/c/4107fa700f314592850e2c64608f6ede4c077476		nvd
		https://git.kernel.org/stable/c/8f843cdfc202caaa5d67db3395d893e56362e43a		nvd
		https://git.kernel.org/stable/c/961ee8a6eeef4632a215d995d837b204f8c7c2d4		nvd
		https://git.kernel.org/stable/c/aae6b4bb63c694bc91714412718f15468407fe51		nvd
		https://git.kernel.org/stable/c/bed702566dcdb6ebe300bc0c62bf3600cf4d5874		nvd
		https://git.kernel.org/stable/c/c667b3872a4c435a3f29d4e15971cd8c378b0043		nvd
		https://git.kernel.org/stable/c/cc0aed22d33ced9e266c50bdf1cbe668c5acfdf8		nvd

二、漏洞分析结构反馈
影响性分析说明：
In the Linux kernel, the following vulnerability has been resolved:mips: cpc: Fix refcount leak in mips_cpc_default_phys_baseAdd the missing of_node_put() to release the refcount incrementedby of_find_compatible_node().
openEuler评分：
5.5
Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
受影响版本排查(受影响/不受影响)：
1.openEuler-20.03-LTS-SP4(4.19.90):受影响
2.master(6.6.0):不受影响
3.openEuler-22.03-LTS-SP3(5.10.0):不受影响
4.openEuler-22.03-LTS-SP4:不受影响
5.openEuler-24.03-LTS(6.6.0):不受影响
6.openEuler-24.03-LTS-Next(6.6.0):不受影响
7.openEuler-24.03-LTS-SP1(6.6.0):不受影响

修复是否涉及abi变化(是/否)：
1.master(6.6.0):否
2.openEuler-20.03-LTS-SP4(4.19.90):否
3.openEuler-22.03-LTS-SP3(5.10.0):否
4.openEuler-22.03-LTS-SP4:否
5.openEuler-24.03-LTS(6.6.0):否
6.openEuler-24.03-LTS-Next(6.6.0):否
7.openEuler-24.03-LTS-SP1(6.6.0):否

原因说明：
1.openEuler-20.03-LTS-SP4(4.19.90):正常修复
2.master(6.6.0):不受影响-漏洞代码不能被攻击者触发
3.openEuler-22.03-LTS-SP3(5.10.0):不受影响-漏洞代码不能被攻击者触发
4.openEuler-22.03-LTS-SP4:不受影响-漏洞代码不能被攻击者触发
5.openEuler-24.03-LTS(6.6.0):不受影响-漏洞代码不能被攻击者触发
6.openEuler-24.03-LTS-Next(6.6.0):不受影响-漏洞代码不能被攻击者触发
7.openEuler-24.03-LTS-SP1(6.6.0):不受影响-漏洞代码不能被攻击者触发

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2025-1317

@yangyingliang ,@jiaoff ,@guohaocs2c ,@hanjun-guo ,@woqidaideshi ,@newbeats ,@zhangyi089 ,@colyli ,@thundertown ,@htforge ,@chiqijun ,@lengchao ,@zhujianwei001 ,@kylin-mayukun ,@wangxiongfeng ,@wkfxxx ,@SuperSix173 ,@jentlestea ,@oskernel0719 ,@gasonchen 
**issue处理注意事项:** 
**1. 当前issue受影响的分支提交pr时, 须在pr描述中填写当前issue编号进行关联, 否则无法关闭当前issue;**
**2. 模板内容需要填写完整, 无论是受影响或者不受影响都需要填写完整内容,未引入的分支不需要填写, 否则无法关闭当前issue;**
**3. 以下为模板中需要填写完整的内容, 请复制到评论区回复, 注: 内容的标题名称(影响性分析说明, openEuler评分, 受影响版本排查(受影响/不受影响), 修复是否涉及abi变化(是/否), 原因说明)不能省略,省略后cve-manager将无法正常解析填写内容.**
************************************************************************
影响性分析说明:

openEuler评分: (评分和向量)

受影响版本排查(受影响/不受影响): 
1.master:
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP3:
4.openEuler-22.03-LTS-SP4:
5.openEuler-24.03-LTS(6.6.0):
6.openEuler-24.03-LTS-Next(6.6.0):
7.openEuler-24.03-LTS-SP1(6.6.0):

修复是否涉及abi变化(是/否)：
1.master:
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP3:
4.openEuler-22.03-LTS-SP4:
5.openEuler-24.03-LTS(6.6.0):
6.openEuler-24.03-LTS-Next(6.6.0):
7.openEuler-24.03-LTS-SP1(6.6.0):

原因说明：
1.master:
2.openEuler-20.03-LTS-SP4(4.19.90):
3.openEuler-22.03-LTS-SP3:
4.openEuler-22.03-LTS-SP4:
5.openEuler-24.03-LTS(6.6.0):
6.openEuler-24.03-LTS-Next(6.6.0):
7.openEuler-24.03-LTS-SP1(6.6.0):

issue处理具体操作请参考: 
https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md
pr关联issue具体操作请参考:
https://gitee.com/help/articles/4142

Hi openeuler-ci-bot, welcome to the openEuler Community.
I'm the Bot here serving you. You can find the instructions on how to interact with me at Here.
If you have any questions, please contact the SIG: Kernel, and any of the maintainers.

参考网址	关联pr	状态	补丁链接
https://nvd.nist.gov/vuln/detail/CVE-2022-49324
https://ubuntu.com/security/CVE-2022-49324
https://www.opencve.io/cve/CVE-2022-49324
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2022-49324
https://security-tracker.debian.org/tracker/CVE-2022-49324	None	None	https://git.kernel.org/linus/4107fa700f314592850e2c64608f6ede4c077476
http://www.cnnvd.org.cn/web/vulnerability/queryLds.tag?qcvCnnvdid=CVE-2022-49324

说明：补丁链接仅供初步排查参考，实际可用性请人工再次确认，补丁下载验证可使用CVE补丁工具。
若补丁不准确，烦请在此issue下评论 '/report-patch 参考网址补丁链接1,补丁链接2' 反馈正确信息，便于我们不断优化工具，不胜感激。
如 /report-patch https://security-tracker.debian.org/tracker/CVE-2021-3997 https://github.com/systemd/systemd/commit/5b1cf7a9be37e20133c0208005274ce4a5b5c6a1

CVE-2022-49324

影响性分析说明：
In the Linux kernel, the following vulnerability has been resolved:

mips: cpc: Fix refcount leak in mips_cpc_default_phys_base

Add the missing of_node_put() to release the refcount incremented
by of_find_compatible_node().

openEuler评分:(评分和向量)
3.9
AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L

受影响版本排查(受影响/不受影响):
1.master(6.1.0):不受影响
2.openEuler-20.03-LTS-SP4:受影响
3.openEuler-22.03-LTS-SP3:不受影响
4.openEuler-22.03-LTS-SP4:不受影响
5.openEuler-24.03-LTS:不受影响
6.openEuler-24.03-LTS-Next:不受影响
7.openEuler-24.03-LTS-SP1:不受影响

修复是否涉及abi变化(是/否)：
1.master(6.1.0):否
2.openEuler-20.03-LTS-SP4:否
3.openEuler-22.03-LTS-SP3:否
4.openEuler-22.03-LTS-SP4:否
5.openEuler-24.03-LTS:否
6.openEuler-24.03-LTS-Next:否
7.openEuler-24.03-LTS-SP1:否

原因说明：
1.master(23.08.5):不受影响-漏洞代码不能被攻击者触发
2.openEuler-20.03-LTS-SP4:正常修复
4.openEuler-22.03-LTS-SP3:不受影响-漏洞代码不能被攻击者触发
5.openEuler-22.03-LTS-SP4:不受影响-漏洞代码不能被攻击者触发
6.openEuler-24.03-LTS:不受影响-漏洞代码不能被攻击者触发
7.openEuler-24.03-LTS-Next:不受影响-漏洞代码不能被攻击者触发
8.openEuler-24.03-LTS-SP1:不受影响-漏洞代码不能被攻击者触发

openEuler评分: (评分和向量)
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

@sanglipeng 经过 cve-manager 解析, 已分析的内容如下表所示:
| 状态  | 分析项目 | 内容 |
|:--:|:--:|---------|
|已分析|1.影响性分析说明|In the Linux kernel, the following vulnerability has been resolved:mips: cpc: Fix refcount leak in mips_cpc_default_phys_baseAdd the missing of_node_put() to release the refcount incrementedby of_find_compatible_node().|
|已分析|2.openEulerScore|5.5|
|已分析|3.openEulerVector|AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H|
|已分析|4.受影响版本排查|openEuler-20.03-LTS-SP4:受影响,master:不受影响,openEuler-22.03-LTS-SP3:不受影响,openEuler-22.03-LTS-SP4:不受影响,openEuler-24.03-LTS:不受影响,openEuler-24.03-LTS-Next:不受影响,openEuler-24.03-LTS-SP1:不受影响|
|已分析|5.是否涉及abi变化|master:否,openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS-SP3:否,openEuler-22.03-LTS-SP4:否,openEuler-24.03-LTS:否,openEuler-24.03-LTS-Next:否,openEuler-24.03-LTS-SP1:否|
|已分析|6.原因说明|openEuler-20.03-LTS-SP4:正常修复,master:不受影响-漏洞代码不能被攻击者触发,openEuler-22.03-LTS-SP3:不受影响-漏洞代码不能被攻击者触发,openEuler-22.03-LTS-SP4:不受影响-漏洞代码不能被攻击者触发,openEuler-24.03-LTS:不受影响-漏洞代码不能被攻击者触发,openEuler-24.03-LTS-Next:不受影响-漏洞代码不能被攻击者触发,openEuler-24.03-LTS-SP1:不受影响-漏洞代码不能被攻击者触发|

**请确认分析内容的准确性, 确认无误后, 您可以进行后续步骤, 否则您可以继续分析.**

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