CVE-2024-21503

一、漏洞信息
 漏洞编号：[CVE-2024-21503](https://nvd.nist.gov/vuln/detail/CVE-2024-21503)
 漏洞归属组件：[python-black](https://gitee.com/src-openeuler/python-black)
 漏洞归属的版本：24.10.0,24.2.0,24.4.2
 CVSS V3.0分值：
  BaseScore：5.3 Medium
  Vector：CVSS：3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
 漏洞简述：
  Versions of the package black before 24.3.0 are vulnerable to Regular Expression Denial of Service (ReDoS) via the lines_with_leading_tabs_expanded function in the strings.py file. An attacker could exploit this vulnerability by crafting a malicious input that causes a denial of service.Exploiting this vulnerability is possible when running Black on untrusted input, or if you habitually put thousands of leading tab characters in your docstrings.
 漏洞公开时间：2024-03-19 13:15:09
 漏洞创建时间：2024-04-16 17:07:56
 漏洞详情参考链接：
  https://nvd.nist.gov/vuln/detail/CVE-2024-21503
<details>
<summary>更多参考(点击展开)</summary>

| 参考来源 | 参考链接 | 来源链接 |
| ------- | -------- | -------- |
| report.snyk.io | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 |  |
| report.snyk.io | https://github.com/psf/black/releases/tag/24.3.0 |  |
| report.snyk.io | https://security.snyk.io/vuln/SNYK-PYTHON-BLACK-6256273 |  |
| suse_bugzilla | https://github.com/psf/black/releases/tag/24.3.0 | https://bugzilla.suse.com/show_bug.cgi?id=1221530 |
| suse_bugzilla | https://black.readthedocs.io/en/stable/change_log.html#id1 | https://bugzilla.suse.com/show_bug.cgi?id=1221530 |
| redhat_bugzilla | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 | https://bugzilla.redhat.com/show_bug.cgi?id=2270236 |
| redhat_bugzilla | https://github.com/psf/black/releases/tag/24.3.0 | https://bugzilla.redhat.com/show_bug.cgi?id=2270236 |
| redhat_bugzilla | https://security.snyk.io/vuln/SNYK-PYTHON-BLACK-6256273 | https://bugzilla.redhat.com/show_bug.cgi?id=2270236 |
| redhat_bugzilla | https://access.redhat.com/errata/RHSA-2024:3781 | https://bugzilla.redhat.com/show_bug.cgi?id=2270236 |
| ubuntu | https://security.snyk.io/vuln/SNYK-PYTHON-BLACK-6256273 | https://ubuntu.com/security/CVE-2024-21503 |
| ubuntu | https://github.com/psf/black/releases/tag/24.3.0 | https://ubuntu.com/security/CVE-2024-21503 |
| ubuntu | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 | https://ubuntu.com/security/CVE-2024-21503 |
| ubuntu | https://www.cve.org/CVERecord?id=CVE-2024-21503 | https://ubuntu.com/security/CVE-2024-21503 |
| ubuntu | https://nvd.nist.gov/vuln/detail/CVE-2024-21503 | https://ubuntu.com/security/CVE-2024-21503 |
| ubuntu | https://launchpad.net/bugs/cve/CVE-2024-21503 | https://ubuntu.com/security/CVE-2024-21503 |
| ubuntu | https://security-tracker.debian.org/tracker/CVE-2024-21503 | https://ubuntu.com/security/CVE-2024-21503 |
| debian |  | https://security-tracker.debian.org/tracker/CVE-2024-21503 |
| anolis |  | https://anas.openanolis.cn/cves/detail/CVE-2024-21503 |
| cve_search |  | https://security.snyk.io/vuln/SNYK-PYTHON-BLACK-6256273 |
| cve_search |  | https://github.com/psf/black/releases/tag/24.3.0 |
| cve_search |  | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 |
| github_advisory | https://github.com/pypa/advisory-database/tree/main/vulns/black/PYSEC-2024-48.yaml | https://github.com/advisories/GHSA-fj7x-q9j7-g6q6 |
| github_advisory | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 | https://github.com/advisories/GHSA-fj7x-q9j7-g6q6 |
| github_advisory | https://security.snyk.io/vuln/SNYK-PYTHON-BLACK-6256273 | https://github.com/advisories/GHSA-fj7x-q9j7-g6q6 |
| github_advisory | https://nvd.nist.gov/vuln/detail/CVE-2024-21503 | https://github.com/advisories/GHSA-fj7x-q9j7-g6q6 |
| github_advisory | https://github.com/psf/black/releases/tag/24.3.0 | https://github.com/advisories/GHSA-fj7x-q9j7-g6q6 |
| snyk | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 | https://security.snyk.io/vuln/SNYK-PYTHON-BLACK-6256273 |
| snyk | https://github.com/psf/black/releases/tag/24.3.0 | https://security.snyk.io/vuln/SNYK-PYTHON-BLACK-6256273 |

</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://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 |  | report.snyk.io |
|  |  | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 |  | redhat_bugzilla |
|  |  | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 |  | ubuntu |
|  |  | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 |  | github_advisory |
|  |  | https://github.com/psf/black/commit/f00093672628d212b8965a8993cee8bedf5fe9b8 |  | snyk |

</details>

二、漏洞分析结构反馈
 影响性分析说明：
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
 openEuler评分：
  5.3
 Vector：CVSS：3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
 受影响版本排查(受影响/不受影响)：
  1.master(24.10.0):受影响
2.openEuler-24.03-LTS(24.2.0):受影响
3.openEuler-20.03-LTS-SP1:不受影响
4.openEuler-20.03-LTS-SP4:不受影响
5.openEuler-22.03-LTS:不受影响
6.openEuler-22.03-LTS-Next:不受影响
7.openEuler-22.03-LTS-SP1:不受影响
8.openEuler-22.03-LTS-SP2:不受影响
9.openEuler-22.03-LTS-SP3:不受影响
10.openEuler-24.03-LTS-Next(24.2.0):不受影响
11.openEuler-22.03-LTS-SP4:
12.openEuler-24.03-LTS-SP2(24.2.0):

修复是否涉及abi变化(是/否)：
  1.master(24.10.0):否
2.openEuler-20.03-LTS-SP1:否
3.openEuler-20.03-LTS-SP4:否
4.openEuler-22.03-LTS:否
5.openEuler-22.03-LTS-Next:否
6.openEuler-22.03-LTS-SP1:否
7.openEuler-22.03-LTS-SP2:否
8.openEuler-22.03-LTS-SP3:否
9.openEuler-24.03-LTS(24.2.0):否
10.openEuler-24.03-LTS-Next(24.2.0):否
11.openEuler-22.03-LTS-SP4:
12.openEuler-24.03-LTS-SP2(24.2.0):

原因说明：
  1.master(24.10.0):
2.openEuler-20.03-LTS-SP4:
3.openEuler-22.03-LTS-SP3:
4.openEuler-22.03-LTS-SP4:
5.openEuler-24.03-LTS(24.2.0):
6.openEuler-24.03-LTS-Next(24.2.0):
7.openEuler-24.03-LTS-SP1(24.2.0):
8.openEuler-24.03-LTS-SP2(24.2.0):

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