CVE-2023-2006

一、漏洞信息
漏洞编号：CVE-2023-2006
漏洞归属组件：kernel
漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0,6.1.0,6.1.14,6.1.19,6.1.5,6.1.6,6.1.8
CVSS V2.0分值：
BaseScore：0.0 Low
Vector：CVSS：2.0/
漏洞简述：
A race condition was found in the Linux kernel s RxRPC network protocol, within the processing of RxRPC bundles. This issue results from the lack of proper locking when performing operations on an object. This may allow an attacker to escalate privileges and execute arbitrary code in the context of the kernel.
漏洞公开时间：2023-04-25 05:15:00
漏洞创建时间：2023-04-14 01:03:46
漏洞详情参考链接：
https://nvd.nist.gov/vuln/detail/CVE-2023-2006

更多参考(点击展开)

参考来源	参考链接	来源链接
nvd	https://github.com/torvalds/linux/commit/3bcd6c7eaa53
nvd	https://bugzilla.redhat.com/show_bug.cgi?id=2189112
nvd	https://www.zerodayinitiative.com/advisories/ZDI-23-439/
redhat	https://access.redhat.com/security/cve/CVE-2023-2006
suse_bugzilla	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-2006	https://bugzilla.suse.com/show_bug.cgi?id=1210447
suse_bugzilla	https://www.zerodayinitiative.com/advisories/ZDI-23-439/	https://bugzilla.suse.com/show_bug.cgi?id=1210447
suse_bugzilla	https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=3bcd6c7eaa53	https://bugzilla.suse.com/show_bug.cgi?id=1210447
redhat_bugzilla	https://www.zerodayinitiative.com/advisories/ZDI-23-439/	https://bugzilla.redhat.com/show_bug.cgi?id=2189112
redhat_bugzilla	https://github.com/torvalds/linux/commit/3bcd6c7eaa53	https://bugzilla.redhat.com/show_bug.cgi?id=2189112
redhat_bugzilla	https://bugzilla.redhat.com/show_bug.cgi?id=2170099	https://bugzilla.redhat.com/show_bug.cgi?id=2189112
redhat_bugzilla	https://access.redhat.com/security/cve/cve-2023-2006	https://bugzilla.redhat.com/show_bug.cgi?id=2189112
debian		https://security-tracker.debian.org/tracker/CVE-2023-2006
cve_search		https://github.com/torvalds/linux/commit/3bcd6c7eaa53
cve_search		https://bugzilla.redhat.com/show_bug.cgi?id=2189112
cve_search		https://www.zerodayinitiative.com/advisories/ZDI-23-439/

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/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=3bcd6c7eaa53		suse_bugzilla
		https://github.com/torvalds/linux/commit/3bcd6c7eaa53		redhat_bugzilla

二、漏洞分析结构反馈
影响性分析说明：
rxrpc_unbundle_conn()和rxrpc_look_up_bundle()存在竞争，有一个窗口期，可能导致新连接附加到销毁的bundle上。
openEuler评分：
7.8
Vector：CVSS：2.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
受影响版本排查(受影响/不受影响)：
1.openEuler-22.03-LTS:受影响
2.openEuler-22.03-LTS-SP1:受影响
3.openEuler-20.03-LTS-SP1(4.19.90):不受影响
4.openEuler-20.03-LTS-SP3(4.19.90):不受影响

修复是否涉及abi变化(是/否)：
1.openEuler-22.03-LTS:否
2.openEuler-20.03-LTS-SP1(4.19.90):否
3.openEuler-20.03-LTS-SP3(4.19.90):否
4.openEuler-22.03-LTS-SP1:否

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2023-1268

@yangyingliang ,@gatieme ,@jiaoff ,@guohaocs2c ,@hanjun-guo ,@woqidaideshi ,@newbeats ,@zhangyi089 ,@colyli ,@thundertown ,@htforge ,@chiqijun ,@lengchao ,@zhujianwei001 ,@kylin-mayukun ,@wangxiongfeng ,@wkfxxx ,@SuperSix173 ,@jentlestea ,@oskernel0719 
**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))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.openEuler-20.03-LTS-SP1(4.19.90):
2.openEuler-20.03-LTS-SP3(4.19.90):
3.openEuler-22.03-LTS:
4.openEuler-22.03-LTS-SP1:

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(4.19.90):
2.openEuler-20.03-LTS-SP3(4.19.90):
3.openEuler-22.03-LTS:
4.openEuler-22.03-LTS-SP1:

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https://gitee.com/help/articles/4142

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参考网址	关联pr	状态	补丁链接
https://nvd.nist.gov/vuln/detail/CVE-2023-2006
https://ubuntu.com/security/CVE-2023-2006	None	None	https://discourse.ubuntu.com/c/ubuntu-pro
https://www.opencve.io/cve/CVE-2023-2006
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2023-2006
https://security-tracker.debian.org/tracker/CVE-2023-2006
http://www.cnnvd.org.cn/web/vulnerability/queryLds.tag?qcvCnnvdid=CVE-2023-2006

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-2023-2006
I6VK2H

影响性分析说明：
rxrpc_unbundle_conn()和rxrpc_look_up_bundle()存在竞争，有一个窗口期，可能导致新连接附加到销毁的bundle上。

openEuler评分:(评分和向量)
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

受影响版本排查(受影响/不受影响):
1.openEuler-22.03-LTS(5.10.0):受影响
2.openEuler-20.03-LTS-SP1(4.19.90):不受影响
3.openEuler-20.03-LTS-SP3(4.19.194):不受影响
4.openEuler-22.03-LTS-SP1:受影响

修复是否涉及abi变化(是/否)：
1.openEuler-22.03-LTS(5.10.0):否
2.openEuler-20.03-LTS-SP1(4.19.90):否
3.openEuler-20.03-LTS-SP3(4.19.194):否
4.openEuler-22.03-LTS-SP1:否

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