CVE-2022-49595

一、漏洞信息
漏洞编号：CVE-2022-49595
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：4.7 Medium
Vector：CVSS：3.0/AV:L/AC:H/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:tcp: Fix a data-race around sysctl_tcp_probe_threshold.While reading sysctl_tcp_probe_threshold, it can be changed concurrently.Thus, we need to add READ_ONCE() to its reader.
漏洞公开时间：2025-02-26 15:01:35
漏洞创建时间：2025-02-26 18:22:59
漏洞详情参考链接：
https://nvd.nist.gov/vuln/detail/CVE-2022-49595

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/44768749980d53bc01980d9c060f736808d11af0
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/92c0aa4175474483d6cf373314343d4e624e882a
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/96900fa61777402eb5056269d8000aace33a8b6c
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/9b5dc7ad6da1373d3c60d4b869d688f996e5d219
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/b04817c94fbd285a967d9b830b274fe9998c9c0b
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/d452ce36f2d4c402fa3f5275c9677f80166e7fc6
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/f524c3e7f6cdad66b3b6a912cef47b656f8b0de3
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/fa5fb2cf9393db898772db8cb897ed5fd265eb78
suse_bugzilla	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-49595	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2022/CVE-2022-49595.mbox	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://git.kernel.org/stable/c/9b5dc7ad6da1373d3c60d4b869d688f996e5d219	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://git.kernel.org/stable/c/44768749980d53bc01980d9c060f736808d11af0	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://git.kernel.org/stable/c/96900fa61777402eb5056269d8000aace33a8b6c	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://git.kernel.org/stable/c/b04817c94fbd285a967d9b830b274fe9998c9c0b	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://git.kernel.org/stable/c/d452ce36f2d4c402fa3f5275c9677f80166e7fc6	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://git.kernel.org/stable/c/f524c3e7f6cdad66b3b6a912cef47b656f8b0de3	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://git.kernel.org/stable/c/fa5fb2cf9393db898772db8cb897ed5fd265eb78	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://git.kernel.org/stable/c/92c0aa4175474483d6cf373314343d4e624e882a	https://bugzilla.suse.com/show_bug.cgi?id=1237944
suse_bugzilla	https://bugzilla.redhat.com/show_bug.cgi?id=2348198	https://bugzilla.suse.com/show_bug.cgi?id=1237944
redhat_bugzilla	https://lore.kernel.org/linux-cve-announce/2025022610-CVE-2022-49595-6abc@gregkh/T	https://bugzilla.redhat.com/show_bug.cgi?id=2348198

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/44768749980d53bc01980d9c060f736808d11af0		nvd
		https://git.kernel.org/stable/c/92c0aa4175474483d6cf373314343d4e624e882a		nvd
		https://git.kernel.org/stable/c/96900fa61777402eb5056269d8000aace33a8b6c		nvd
		https://git.kernel.org/stable/c/9b5dc7ad6da1373d3c60d4b869d688f996e5d219		nvd
		https://git.kernel.org/stable/c/b04817c94fbd285a967d9b830b274fe9998c9c0b		nvd
		https://git.kernel.org/stable/c/d452ce36f2d4c402fa3f5275c9677f80166e7fc6		nvd
		https://git.kernel.org/stable/c/f524c3e7f6cdad66b3b6a912cef47b656f8b0de3		nvd
		https://git.kernel.org/stable/c/fa5fb2cf9393db898772db8cb897ed5fd265eb78		nvd
linux_kernel	4.9.325	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=9b5dc7ad6da1373d3c60d4b869d688f996e5d219Issue	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6b58e0a5f32dedb609438bb9c9c82aa6e23381f2	linuxkernelcves
linux_kernel	4.14.290	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=44768749980d53bc01980d9c060f736808d11af0Issue	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6b58e0a5f32dedb609438bb9c9c82aa6e23381f2	linuxkernelcves
linux_kernel	4.19.254	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=96900fa61777402eb5056269d8000aace33a8b6cIssue	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6b58e0a5f32dedb609438bb9c9c82aa6e23381f2	linuxkernelcves
linux_kernel	5.4.208	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=b04817c94fbd285a967d9b830b274fe9998c9c0bIssue	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6b58e0a5f32dedb609438bb9c9c82aa6e23381f2	linuxkernelcves
linux_kernel	5.10.134	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=d452ce36f2d4c402fa3f5275c9677f80166e7fc6Issue	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6b58e0a5f32dedb609438bb9c9c82aa6e23381f2	linuxkernelcves
linux_kernel	5.15.58	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=f524c3e7f6cdad66b3b6a912cef47b656f8b0de3Issue	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6b58e0a5f32dedb609438bb9c9c82aa6e23381f2	linuxkernelcves
linux_kernel	5.18.15	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=fa5fb2cf9393db898772db8cb897ed5fd265eb78Issue	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6b58e0a5f32dedb609438bb9c9c82aa6e23381f2	linuxkernelcves
linux_kernel	5.19	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=92c0aa4175474483d6cf373314343d4e624e882aPlease	https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6b58e0a5f32dedb609438bb9c9c82aa6e23381f2	linuxkernelcves

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:tcp: Fix a data-race around sysctl_tcp_probe_threshold.While reading sysctl_tcp_probe_threshold, it can be changed concurrently.Thus, we need to add READ_ONCE() to its reader.
openEuler评分：
4.7
Vector：CVSS：3.0/AV:L/AC:H/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

@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):

原因说明填写请参考下方表格(注意：版本是否受影响和版本的原因说明必须对应，例如master版本分支受影响，那原因说明只能是受影响对应的原因之一!)：

分支状态	原因说明
受影响	正常修复
受影响	暂不修复-漏洞仍在分析中
受影响	暂不修复-暂无解决方案或补丁
受影响	暂不修复-待升级版本修复
受影响	不修复-超出修复范围
受影响	不修复-特殊原因导致不再修复
不受影响	不受影响-组件不存在
不受影响	不受影响-已有内置的内联控制或缓解措施
不受影响	不受影响-漏洞代码不能被攻击者触发
不受影响	不受影响-漏洞代码不在执行路径
不受影响	不受影响-漏洞代码不存在

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-2022-49595
https://ubuntu.com/security/CVE-2022-49595
https://www.opencve.io/cve/CVE-2022-49595
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2022-49595
https://security-tracker.debian.org/tracker/CVE-2022-49595	None	None	https://git.kernel.org/linus/92c0aa4175474483d6cf373314343d4e624e882a
http://www.cnnvd.org.cn/web/vulnerability/queryLds.tag?qcvCnnvdid=CVE-2022-49595

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-2022-49595

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

tcp: Fix a data-race around sysctl_tcp_probe_threshold.

While reading sysctl_tcp_probe_threshold, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.

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

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

@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:tcp: Fix a data-race around sysctl_tcp_probe_threshold.While reading sysctl_tcp_probe_threshold, it can be changed concurrently.Thus, we need to add READ_ONCE() to its reader.
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.

CVE-2022-49595

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

tcp: Fix a data-race around sysctl_tcp_probe_threshold.

While reading sysctl_tcp_probe_threshold, it can be changed concurrently.
Thus, we need to add READ_ONCE() to its reader.

openEuler评分:(评分和向量)
4.7
CVSS:3.1/AV:L/AC:H/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

===========================================================

@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:tcp: Fix a data-race around sysctl_tcp_probe_threshold.While reading sysctl_tcp_probe_threshold, it can be changed concurrently.Thus, we need to add READ_ONCE() to its reader.
已分析	2.openEulerScore	4.7
已分析	3.openEulerVector	AV:L/AC:H/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,openEuler-22.03-LTS-SP3:不受影响,openEuler-22.03-LTS-SP4:不受影响,master: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	openEuler-20.03-LTS-SP4:否,openEuler-22.03-LTS-SP3:否,master:否,openEuler-24.03-LTS:否,openEuler-24.03-LTS-Next:否,openEuler-22.03-LTS-SP4: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-24.03-LTS-Next: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-漏洞代码不存在,openEuler-22.03-LTS-SP4:不受影响-漏洞代码不存在,openEuler-24.03-LTS:不受影响-漏洞代码不存在,openEuler-24.03-LTS-SP1:不受影响-漏洞代码不存在

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src-openEuler/kernel

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