CVE-2023-4128

一、漏洞信息
漏洞编号：CVE-2023-4128
漏洞归属组件：kernel
漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0,6.1.0,6.1.14,6.1.19,6.1.5,6.1.6,6.1.8,6.4.0
CVSS V3.0分值：
BaseScore：7.8 High
Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
漏洞简述：
A use-after-free flaw was found in net/sched/cls_fw.c in classifiers (cls_fw, cls_u32, and cls_route) in the Linux Kernel. This flaw allows a local attacker to perform a local privilege escalation due to incorrect handling of the existing filter, leading to a kernel information leak issue.
漏洞公开时间：2023-08-11 01:15:00
漏洞创建时间：2023-08-10 20:30:20
漏洞详情参考链接：
https://nvd.nist.gov/vuln/detail/CVE-2023-4128

更多参考(点击展开)

参考来源	参考链接	来源链接
secalert.redhat.com	https://access.redhat.com/security/cve/CVE-2023-4128
secalert.redhat.com	https://bugzilla.redhat.com/show_bug.cgi?id=2225511
secalert.redhat.com	https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/344H6HO6SSC4KT7PDFXSDIXKMKHISSGF/
secalert.redhat.com	https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3TYLSJ2SAI7RF56ZLQ5CQWCJLVJSD73Q/
secalert.redhat.com	https://lore.kernel.org/netdev/193d6cdf-d6c9-f9be-c36a-b2a7551d5fb6@mojatatu.com/
secalert.redhat.com	https://www.debian.org/security/2023/dsa-5480
suse_bugzilla	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-4128	https://bugzilla.suse.com/show_bug.cgi?id=1214149
suse_bugzilla	https://bugzilla.redhat.com/show_bug.cgi?id=2225511	https://bugzilla.suse.com/show_bug.cgi?id=1214149
redhat_bugzilla	https://lore.kernel.org/netdev/193d6cdf-d6c9-f9be-c36a-b2a7551d5fb6@mojatatu.com/	https://bugzilla.redhat.com/show_bug.cgi?id=2225511
ubuntu	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4128	https://ubuntu.com/security/CVE-2023-4128
ubuntu	https://git.kernel.org/linus/3044b16e7c6fe5d24b1cdbcf1bd0a9d92d1ebd81 (6.5-rc5)	https://ubuntu.com/security/CVE-2023-4128
ubuntu	https://git.kernel.org/linus/76e42ae831991c828cffa8c37736ebfb831ad5ec (6.5-rc5)	https://ubuntu.com/security/CVE-2023-4128
ubuntu	https://git.kernel.org/linus/b80b829e9e2c1b3f7aae34855e04d8f6ecaf13c8 (6.5-rc5)	https://ubuntu.com/security/CVE-2023-4128
ubuntu	https://bugzilla.redhat.com/show_bug.cgi?id=2225511	https://ubuntu.com/security/CVE-2023-4128
ubuntu	https://lore.kernel.org/netdev/193d6cdf-d6c9-f9be-c36a-b2a7551d5fb6@mojatatu.com/	https://ubuntu.com/security/CVE-2023-4128
ubuntu	https://access.redhat.com/security/cve/CVE-2023-4128	https://ubuntu.com/security/CVE-2023-4128
ubuntu	https://nvd.nist.gov/vuln/detail/CVE-2023-4128	https://ubuntu.com/security/CVE-2023-4128
ubuntu	https://launchpad.net/bugs/cve/CVE-2023-4128	https://ubuntu.com/security/CVE-2023-4128
ubuntu	https://security-tracker.debian.org/tracker/CVE-2023-4128	https://ubuntu.com/security/CVE-2023-4128
debian		https://security-tracker.debian.org/tracker/CVE-2023-4128
anolis		https://anas.openanolis.cn/cves/detail/CVE-2023-4128
cve_search		https://bugzilla.redhat.com/show_bug.cgi?id=2225511
cve_search		https://lore.kernel.org/netdev/193d6cdf-d6c9-f9be-c36a-b2a7551d5fb6@mojatatu.com/
cve_search		https://access.redhat.com/security/cve/CVE-2023-4128
cve_search		https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3TYLSJ2SAI7RF56ZLQ5CQWCJLVJSD73Q/
cve_search		https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/344H6HO6SSC4KT7PDFXSDIXKMKHISSGF/
cve_search		https://www.debian.org/security/2023/dsa-5480
secalert.redhat.com	https://access.redhat.com/security/cve/CVE-2023-4128
secalert.redhat.com	https://bugzilla.redhat.com/show_bug.cgi?id=2225511
secalert.redhat.com	https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/344H6HO6SSC4KT7PDFXSDIXKMKHISSGF/
secalert.redhat.com	https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3TYLSJ2SAI7RF56ZLQ5CQWCJLVJSD73Q/
secalert.redhat.com	https://lore.kernel.org/netdev/193d6cdf-d6c9-f9be-c36a-b2a7551d5fb6@mojatatu.com/

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：
A use-after-free flaw was found in net/sched/cls_fw.c in classifiers (cls_fw, cls_u32,and cls_route) in the Linux Kernel. This flaw allows a local attacker to perform a local privilege escalation due to incorrect handling of the existing filter, leading to a kernel information leak issue.
openEuler评分：
7.8
Vector：CVSS：3.0/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-20.03-LTS-SP1(4.19.90):受影响
2.openEuler-20.03-LTS-SP3:受影响
3.openEuler-22.03-LTS:受影响
4.openEuler-22.03-LTS-SP1:受影响
5.openEuler-22.03-LTS-SP2:受影响

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP3:否
3.openEuler-22.03-LTS:否
4.openEuler-22.03-LTS-SP1:否
5.openEuler-22.03-LTS-SP2:否

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2023-1539

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.

@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:
3.openEuler-22.03-LTS:
4.openEuler-22.03-LTS-SP1:
5.openEuler-22.03-LTS-SP2:

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:
3.openEuler-22.03-LTS:
4.openEuler-22.03-LTS-SP1:
5.openEuler-22.03-LTS-SP2:

-----------------------------------------------------------------------
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

参考网址	关联pr	状态	补丁链接
https://nvd.nist.gov/vuln/detail/CVE-2023-4128
https://ubuntu.com/security/CVE-2023-4128	None	None	https://discourse.ubuntu.com/c/ubuntu-pro
https://www.opencve.io/cve/CVE-2023-4128
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2023-4128
https://security-tracker.debian.org/tracker/CVE-2023-4128

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-2023-4128
I7SAP1

影响性分析说明：
A use-after-free flaw was found in net/sched/cls_fw.c in classifiers (cls_fw, cls_u32,
and cls_route) in the Linux Kernel. This flaw allows a local attacker to perform a local privilege escalation due to incorrect handling of the existing filter, leading to a kernel information leak issue.

openEuler评分:(评分和向量)
7.8
CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

创建时间：2023-08-11

受影响版本排查(受影响/不受影响):
1.openEuler-20.03-LTS-SP1(4.19.90):受影响
2.openEuler-20.03-LTS-SP3(4.19.90):受影响
3.openEuler-22.03-LTS:受影响
4.openEuler-22.03-LTS-SP1:受影响
5.openEuler-22.03-LTS-SP2:受影响

修复是否涉及abi变化(是/否)：
1.openEuler-20.03-LTS-SP1(4.19.90):否
2.openEuler-20.03-LTS-SP3(4.19.90):否
3.openEuler-22.03-LTS:否
4.openEuler-22.03-LTS-SP1:否
5.openEuler-22.03-LTS-SP2:否

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