CVE-2022-49367

一、漏洞信息
漏洞编号：CVE-2022-49367
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:net: dsa: mv88e6xxx: Fix refcount leak in mv88e6xxx_mdios_registerof_get_child_by_name() returns a node pointer with refcountincremented, we should use of_node_put() on it when done.mv88e6xxx_mdio_register() pass the device node to of_mdiobus_register().We don t need the device node after it.Add missing of_node_put() to avoid refcount leak.
漏洞公开时间：2025-02-26 15:01:13
漏洞创建时间：2025-02-26 16:28:54
漏洞详情参考链接：
https://nvd.nist.gov/vuln/detail/CVE-2022-49367

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/02ded5a173619b11728b8bf75a3fd995a2c1ff28
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/42658e47f1abbbe592007d3ba303de466114d0bb
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/86c3c5f8e4bd1325e24f6fba9017cade29933377
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/8a1a1255152da4fb934290e7ababc66f24985520
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/a101793994c0a14c70bb4e44c7fda597eeebba0a
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/c1df9cb756e5a9ba1841648c44ee5d92306b9c65
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/dc1cf8c6f9793546696fded437a5b4c84944c48b
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e0d763d0c7665c7897e4f5a0847ab0c82543345f
suse_bugzilla	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-49367	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2022/CVE-2022-49367.mbox	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://git.kernel.org/stable/c/dc1cf8c6f9793546696fded437a5b4c84944c48b	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://git.kernel.org/stable/c/86c3c5f8e4bd1325e24f6fba9017cade29933377	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://git.kernel.org/stable/c/a101793994c0a14c70bb4e44c7fda597eeebba0a	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://git.kernel.org/stable/c/42658e47f1abbbe592007d3ba303de466114d0bb	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://git.kernel.org/stable/c/c1df9cb756e5a9ba1841648c44ee5d92306b9c65	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://git.kernel.org/stable/c/e0d763d0c7665c7897e4f5a0847ab0c82543345f	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://git.kernel.org/stable/c/8a1a1255152da4fb934290e7ababc66f24985520	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://git.kernel.org/stable/c/02ded5a173619b11728b8bf75a3fd995a2c1ff28	https://bugzilla.suse.com/show_bug.cgi?id=1238447
suse_bugzilla	https://bugzilla.redhat.com/show_bug.cgi?id=2347986	https://bugzilla.suse.com/show_bug.cgi?id=1238447
redhat_bugzilla	https://lore.kernel.org/linux-cve-announce/2025022645-CVE-2022-49367-3b2e@gregkh/T	https://bugzilla.redhat.com/show_bug.cgi?id=2347986

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)

无

二、漏洞分析结构反馈
影响性分析说明：
Reserved.
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.openEuler-22.03-LTS-SP3(5.10.0):不受影响
3.openEuler-22.03-LTS-SP4(5.10.0):不受影响
4.master(6.6.0):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.openEuler-20.03-LTS-SP4(4.19.90):否
2.openEuler-22.03-LTS-SP3(5.10.0):否
3.master(6.6.0):否
4.openEuler-24.03-LTS(6.6.0):否
5.openEuler-24.03-LTS-Next(6.6.0):否
6.openEuler-22.03-LTS-SP4(5.10.0):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-24.03-LTS-Next(6.6.0):不受影响-漏洞代码不能被攻击者触发
4.openEuler-22.03-LTS-SP3(5.10.0):不受影响-漏洞代码不存在
5.openEuler-22.03-LTS-SP4(5.10.0):不受影响-漏洞代码不存在
6.openEuler-24.03-LTS(6.6.0):不受影响-漏洞代码不存在
7.openEuler-24.03-LTS-SP1(6.6.0):不受影响-漏洞代码不存在

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2025-1370

@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-2022-49367
https://ubuntu.com/security/CVE-2022-49367
https://www.opencve.io/cve/CVE-2022-49367
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2022-49367
https://security-tracker.debian.org/tracker/CVE-2022-49367	None	None	https://git.kernel.org/linus/02ded5a173619b11728b8bf75a3fd995a2c1ff28
http://www.cnnvd.org.cn/web/vulnerability/queryLds.tag?qcvCnnvdid=CVE-2022-49367

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-2022-49367

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

net: dsa: mv88e6xxx: Fix refcount leak in mv88e6xxx_mdios_register

of_get_child_by_name() returns a node pointer with refcount
incremented, we should use of_node_put() on it when done.

mv88e6xxx_mdio_register() pass the device node to of_mdiobus_register().
We don't need the device node after it.

Add missing of_node_put() to avoid refcount leak.

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

CVE-2022-49367

影响性分析说明：
Reserved.

openEuler评分:(评分和向量)
5.5
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:受影响
2.openEuler-22.03-LTS-SP3:不受影响
3.openEuler-22.03-LTS-SP4:不受影响
4.master(6.6.0):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

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

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP4:否
2.openEuler-22.03-LTS-SP3:否
3.master(23.08.5):否
4.openEuler-24.03-LTS:否
5.openEuler-24.03-LTS-Next:否
6.openEuler-22.03-LTS-SP4:否
7.openEuler-24.03-LTS-SP1:否

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