CVE-2025-32463

一、漏洞信息
 漏洞编号：[CVE-2025-32463](https://nvd.nist.gov/vuln/detail/CVE-2025-32463)
 漏洞归属组件：[sudo](https://gitee.com/src-openeuler/sudo)
 漏洞归属的版本：1.9.12p2,1.9.14p1,1.9.15p5,1.9.16p2,1.9.2,1.9.5p2,1.9.8p2
 CVSS V3.0分值：
  BaseScore：9.3 Critical
  Vector：CVSS：3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
 漏洞简述：
  A vulnerability has been found in Todd Miller sudo 1.9.14/1.9.15/1.9.16/1.9.17 (Operating System Utility Software) and classified as critical.The manipulation of the argument -R/--chroot with an unknown input leads to a unknown weakness. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.As an impact it is known to affect confidentiality, integrity, and availability.Applying the patch 1.9.17p1 is able to eliminate this problem.
 漏洞公开时间：2025-07-01 05:15:30
 漏洞创建时间：2025-07-01 02:33:07
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2025-32463
<details>
<summary>更多参考(点击展开)</summary>

| 参考来源 | 参考链接 | 来源链接 |
| ------- | -------- | -------- |
|  | https://www.openwall.com/lists/oss-security/2025/06/30/3 |  |
|  | https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot |  |
|  | https://www.sudo.ws/releases/changelog/ |  |
|  | https://www.sudo.ws/security/advisories/ |  |
|  | https://ubuntu.com/security/CVE-2025-32463 |  |
|  | https://www.cve.org/CVERecord?id=CVE-2025-32463 |  |
|  | https://www.sudo.ws/security/advisories/chroot_bug/ |  |
|  | https://nvd.nist.gov/vuln/detail/CVE-2025-32463 |  |
|  | https://www.mend.io/vulnerability-database/CVE-2025-32463 |  |
|  | https://access.redhat.com/security/cve/cve-2025-32463 |  |
|  | https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463 |  |
|  | https://explore.alas.aws.amazon.com/CVE-2025-32463.html |  |
|  | https://security-tracker.debian.org/tracker/CVE-2025-32463 |  |
|  | https://ubuntu.com/security/notices/USN-7604-1 |  |
|  | https://www.suse.com/security/cve/CVE-2025-32463.html |  |
|  | https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/ |  |
|  | http://people.ubuntu.com/~ubuntu-security/cve/CVE-2025-32463 |  |
|  | https://github.com/pr0v3rbs/CVE-2025-32463_chwoot |  |
|  | https://bugzilla.redhat.com/show_bug.cgi?id=2374693 |  |
|  | https://access.redhat.com/security/cve/CVE-2025-32463 |  |
|  | https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463 |  |
|  | https://explore.alas.aws.amazon.com/CVE-2025-32463.html |  |
|  | https://security-tracker.debian.org/tracker/CVE-2025-32463 |  |
|  | https://ubuntu.com/security/notices/USN-7604-1 |  |
|  | https://www.suse.com/security/cve/CVE-2025-32463.html |  |
|  | https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/ |  |
|  | https://github.com/kh4sh3i/CVE-2025-32463 |  |
|  | https://github.com/sudo-project/sudo/compare/v1.9.17...v1.9.17p1 |  |
|  | https://www.sudo.ws/security/advisories/chroot_bug/ |  |
|  | https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot |  |
|  | https://github.com/kh4sh3i/CVE-2025-32463 |  |
|  | https://www.exploit-db.com/exploits/52352 |  |
|  | https://www.exploit-db.com/exploits/52352 |  |
|  | https://www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-know-about-cve-2025-32462-and-cve-2025-32463/ |  |

</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:
  七彩瞬析开源风险感知平台
 漏洞补丁信息：
  <details>
<summary>详情(点击展开)</summary>

无
</details>

二、漏洞分析结构反馈
 影响性分析说明：
  定义于 plugins/sudoers/pivot.c 的 pivot_root() 和 unpivot_root() 函数负责处理 chroot 逻辑。在这两个函数的调用间隙，系统会触发名称服务切换（NSS）操作，导致从未受信环境中加载 /etc/nsswitch.conf 配置文件。该文件包含用户/组/主机等信息的获取指令，系统将按配置顺序检索多个数据源直至匹配成功。攻击者可借此漏洞，通过在用户指定的根目录下创建 /etc/nsswitch.conf 文件，诱使 Sudo 加载恶意共享库。
 openEuler评分：
  9.3
 Vector：CVSS：3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
 受影响版本排查(受影响/不受影响)：
  1.master:受影响
2.openEuler-24.03-LTS:受影响
3.openEuler-24.03-LTS-Next(1.9.15p5):受影响
4.openEuler-24.03-LTS-SP1(1.9.15p5):受影响
5.openEuler-24.03-LTS-SP2(1.9.15p5):受影响
6.openEuler-20.03-LTS-SP4:不受影响
7.openEuler-22.03-LTS-SP3:不受影响
8.openEuler-22.03-LTS-SP4:不受影响

修复是否涉及abi变化(是/否)：
  1.master: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(1.9.15p5):否
7.openEuler-24.03-LTS-SP1(1.9.15p5):否
8.openEuler-24.03-LTS-SP2(1.9.15p5):否

原因说明：
  1.master:正常修复
2.openEuler-24.03-LTS:正常修复
3.openEuler-24.03-LTS-Next(1.9.15p5):正常修复
4.openEuler-24.03-LTS-SP1(1.9.15p5):正常修复
5.openEuler-24.03-LTS-SP2(1.9.15p5):正常修复
6.openEuler-20.03-LTS-SP4:不受影响-漏洞代码不存在
7.openEuler-22.03-LTS-SP3:不受影响-漏洞代码不存在
8.openEuler-22.03-LTS-SP4: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-2025-1759

src-openEuler/sudo
关闭

内容风险标识

评论 (13)

src-openEuler/sudo关闭 .gitee-modal { width: 500px !important; }

内容风险标识

CVE-2025-32463

评论 (13)

搜索帮助

src-openEuler/sudo
关闭