CVE-2021-23997
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I. Basic Information for CVE-2021-23997
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache. We presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox < 88.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mozilla Firefox 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 存在资源管理错误漏洞，攻击者可利用该漏洞可以创建一个特别制作的web页面，诱骗受害者访问该页面，并在系统上执行任意代码。以下产品及版本受到影响：Mozilla Firefox: 80.0, 80.0.1, 81.0, 81.0.1, 81.0.2, 82.0, 82.0.1, 82.0.2, 82.0.3, 83.0, 84.0, 84.0.1, 84.0.2, 85.0, 85.0.1, 8
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2021-23997
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://www.mozilla.org/security/advisories/mfsa2021-16/x_refsource_MISC
- https://bugzilla.mozilla.org/show_bug.cgi?id=1701942x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-23997
Same Patch Batch · Mozilla · 2021-06-24 · 37 CVEs total
| CVE-2021-24000 | Mozilla Firefox 竞争条件问题漏洞 | |
| CVE-2021-29949 | Mozilla Thunderbird 代码问题漏洞 | |
| CVE-2021-29948 | Mozilla Thunderbird 竞争条件问题漏洞 | |
| CVE-2021-29947 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2021-29946 | Mozilla Firefox 输入验证错误漏洞 | |
| CVE-2021-29945 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-29944 | Mozilla Firefox 和 Thunderbird 跨站脚本漏洞 | |
| CVE-2021-24002 | Mozilla Thunderbird 注入漏洞 | |
| CVE-2021-24001 | Mozilla Firefox 权限许可和访问控制问题漏洞 | |
| CVE-2021-29950 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-23999 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23998 | Mozilla Firefox 数据伪造问题漏洞 | |
| CVE-2021-23996 | Mozilla Firefox和Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-23995 | Mozilla Thunderbird 资源管理错误漏洞 | |
| CVE-2021-23994 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2021-23993 | Mozilla Thunderbird 数据伪造问题漏洞 | |
| CVE-2021-23992 | Mozilla Thunderbird 数据伪造问题漏洞 | |
| CVE-2021-23991 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-29959 | Mozilla Firefox权限许可和访问控制问题漏洞 | |
| CVE-2021-29967 | Mozilla Firefox 缓冲区错误漏洞 |
Showing top 20 of 37 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Firefox
- CVE-2026-8093
Memory safety bugs fixed in Thunderbird 150.0.2 - CVE-2026-8094
Other issue in the WebRTC component - CVE-2026-8092
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thu - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component
Same vendor: Mozilla
- CVE-2026-8093
Memory safety bugs fixed in Thunderbird 150.0.2 - CVE-2026-8094
Other issue in the WebRTC component - CVE-2026-8092
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thu - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component
V. Comments for CVE-2021-23997
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