CVE-2022-40768

一、漏洞信息
 漏洞编号：[CVE-2022-40768](https://nvd.nist.gov/vuln/detail/CVE-2022-40768)
 漏洞归属组件：[kernel](https://gitee.com/src-openeuler/kernel)
 漏洞归属的版本：4.19.140,4.19.194,4.19.90,5.10.0
 CVSS V3.0分值：
  BaseScore：5.5 Medium
  Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
 漏洞简述：
  drivers/scsi/stex.c in the Linux kernel through 5.19.9 allows local users to obtain sensitive information from kernel memory because stex_queuecommand_lck lacks a memset for the PASSTHRU_CMD case.
 漏洞公开时间：2022-09-18 13:15:00
 漏洞创建时间：2022-09-18 22:18:15
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2022-40768
<details>
<summary>更多参考(点击展开)</summary>

| 参考来源 | 参考链接 | 来源链接 |
| ------- | -------- | -------- |
| nvd | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c |  |
| nvd | https://www.openwall.com/lists/oss-security/2022/09/09/1 |  |
| nvd | https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/ |  |
| nvd | http://www.openwall.com/lists/oss-security/2022/09/19/1 |  |
| nvd | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/ |  |
| nvd | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/ |  |
| nvd | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/ |  |
| nvd | https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html |  |
| redhat | https://access.redhat.com/security/cve/CVE-2022-40768 |  |
| suse_bugzilla | http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-40768 | https://bugzilla.suse.com/show_bug.cgi?id=1203514 |
| suse_bugzilla | http://www.openwall.com/lists/oss-security/2022/09/09/1 | https://bugzilla.suse.com/show_bug.cgi?id=1203514 |
| suse_bugzilla | https://www.cve.org/CVERecord?id=CVE-2022-40768 | https://bugzilla.suse.com/show_bug.cgi?id=1203514 |
| suse_bugzilla | http://www.cvedetails.com/cve/CVE-2022-40768/ | https://bugzilla.suse.com/show_bug.cgi?id=1203514 |
| suse_bugzilla | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c | https://bugzilla.suse.com/show_bug.cgi?id=1203514 |
| suse_bugzilla | https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/ | https://bugzilla.suse.com/show_bug.cgi?id=1203514 |
| redhat_bugzilla | https://www.openwall.com/lists/oss-security/2022/09/09/1 | https://bugzilla.redhat.com/show_bug.cgi?id=2128462 |
| redhat_bugzilla | https://www.openwall.com/lists/oss-security/2022/09/19/1 | https://bugzilla.redhat.com/show_bug.cgi?id=2128462 |
| redhat_bugzilla | https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/ | https://bugzilla.redhat.com/show_bug.cgi?id=2128462 |
| redhat_bugzilla | https://access.redhat.com/security/cve/cve-2022-40768 | https://bugzilla.redhat.com/show_bug.cgi?id=2128462 |
| ubuntu | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-40768 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://www.openwall.com/lists/oss-security/2022/09/09/1 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/ | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | http://www.openwall.com/lists/oss-security/2022/09/19/1 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=6022f210461fef67e6e676fd8544ca02d1bcfa7a | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5693-1 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5727-1 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5728-1 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5729-1 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5727-2 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5728-2 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5729-2 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5728-3 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5758-1 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://ubuntu.com/security/notices/USN-5774-1 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://nvd.nist.gov/vuln/detail/CVE-2022-40768 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://launchpad.net/bugs/cve/CVE-2022-40768 | https://ubuntu.com/security/CVE-2022-40768 |
| ubuntu | https://security-tracker.debian.org/tracker/CVE-2022-40768 | https://ubuntu.com/security/CVE-2022-40768 |
| debian |  | https://security-tracker.debian.org/tracker/CVE-2022-40768 |
| oracle |  | https://www.oracle.com/security-alerts/ovmbulletinoct2022.html |
| anolis |  | https://anas.openanolis.cn/cves/detail/CVE-2022-40768 |
| cve_search |  | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c |
| cve_search |  | https://www.openwall.com/lists/oss-security/2022/09/09/1 |
| cve_search |  | https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/ |
| cve_search |  | http://www.openwall.com/lists/oss-security/2022/09/19/1 |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/ |
| cve_search |  | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/ |
| mageia |  | http://advisories.mageia.org/MGASA-2022-0379.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2257.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2264.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2284.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2285.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2286.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2287.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2288.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2289.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2304.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2343.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2344.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2345.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2816.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2817.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-2819.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| amazon_linux | https://alas.aws.amazon.com/cve/html/CVE-2022-3037.html | https://alas.aws.amazon.com/ALAS-2022-1639.html |
| nvd | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/ |  |
| nvd | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/ |  |
| nvd | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/ |  |
| suse_bugzilla | http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-40768 |  |
| suse_bugzilla | http://www.openwall.com/lists/oss-security/2022/09/09/1 |  |
| suse_bugzilla | https://www.cve.org/CVERecord?id=CVE-2022-40768 |  |
| suse_bugzilla | http://www.cvedetails.com/cve/CVE-2022-40768/ |  |
| suse_bugzilla | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c |  |
| suse_bugzilla | https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/ |  |
| redhat_bugzilla | https://www.openwall.com/lists/oss-security/2022/09/09/1 |  |
| redhat_bugzilla | https://www.openwall.com/lists/oss-security/2022/09/19/1 |  |
| redhat_bugzilla | https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/ |  |
| redhat_bugzilla | https://bugzilla.redhat.com/show_bug.cgi?id=2128462 |  |
| debian | https://security-tracker.debian.org/tracker/CVE-2022-40768 |  |
| anolis | https://anas.openanolis.cn/cves/detail/CVE-2022-40768 |  |
| cve_search | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c |  |
| cve_search | https://www.openwall.com/lists/oss-security/2022/09/09/1 |  |
| cve_search | https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/ |  |
| cve_search | http://www.openwall.com/lists/oss-security/2022/09/19/1 |  |
| cve_search | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/ |  |
| cve_search | https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/ |  |
| nvd | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c |  |
| nvd | https://www.openwall.com/lists/oss-security/2022/09/09/1 |  |
| nvd | https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/ |  |
| nvd | http://www.openwall.com/lists/oss-security/2022/09/19/1 |  |

</details>

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：
  <details>
<summary>详情(点击展开)</summary>

| 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/next/linux-next.git/commit/?id=6022f210461fef67e6e676fd8544ca02d1bcfa7a |  | ubuntu |
| linux_kernel | 5.10.148 | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=36b33c63515a93246487691046d18dd37a9f589b | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=5a25ba1677ab8d63890016a8c1bca68a3e0fbc7d | linuxkernelcves |
| linux_kernel | 5.15.74 | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=76efb4897bc38b2f16176bae27ae801037ebf49a | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=5a25ba1677ab8d63890016a8c1bca68a3e0fbc7d | linuxkernelcves |
| linux_kernel | 5.19.16 | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=6ae8aa5dcf0d7ada07964c8638e55d3af5896a86 | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=5a25ba1677ab8d63890016a8c1bca68a3e0fbc7d | linuxkernelcves |
| linux_kernel | 5.4.218 | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=20a5bde605979af270f94b9151f753ec2caf8b05 | https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=5a25ba1677ab8d63890016a8c1bca68a3e0fbc7d | linuxkernelcves |

</details>

二、漏洞分析结构反馈
 影响性分析说明：
    drivers/scsi/stex.c in the Linux kernel through 5.19.9 allows local users to obtain sensitive information from kernel memory because stex_queuecommand_lck lacks a memset for the PASSTHRU_CMD case. 
 openEuler评分：
  5.5
 Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
 受影响版本排查(受影响/不受影响)：
  1.openEuler-22.03-LTS:受影响
2.openEuler-20.03-LTS-SP1(4.19.90):受影响
3.openEuler-20.03-LTS-SP3(4.19.90):受影响
4.openEuler-22.09: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-22.09:否

三、漏洞修复
安全公告链接：https://www.openeuler.org/zh/security/safety-bulletin/detail/?id=openEuler-SA-2022-2071

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