CVE-2021-21779
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I. Basic Information for CVE-2021-21779
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A use-after-free vulnerability exists in the way Webkit’s GraphicsContext handles certain events in WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放后使用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apple Safari 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple Safari是美国苹果（Apple）公司的一款Web浏览器，是Mac OS X和iOS操作系统附带的默认浏览器。 Apple Safari 中存在资源管理错误漏洞，该漏洞源于GraphicsContext 处理某些事件的方式中存在一个释放后重用漏洞。 特制网页可能导致潜在的信息泄漏和进一步的内存损坏。 必须诱骗受害者访问恶意网页才能触发此漏洞。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | Webkit | Webkit WebKitGTK 2.30.4 | - |
II. Public POCs for CVE-2021-21779
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KYMMBQN4PRVDLMIJT2LY2BWHLYBD57P3/vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V4QORERLPDN3UNNJFJSOMHZZCU2G75Q6/vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2021-21779
Same Patch Batch · n/a · 2021-07-08 · 27 CVEs total
| CVE-2020-20582 | MipCMS 代码问题漏洞 | |
| CVE-2021-21821 | Accusoft ImageGear 缓冲区错误漏洞 | |
| CVE-2021-21806 | WebKitGTK+ 资源管理错误漏洞 | |
| CVE-2021-21793 | Accusoft ImageGear缓冲区错误漏洞 | |
| CVE-2021-21794 | Accusoft ImageGear 缓冲区错误漏洞 | |
| CVE-2020-28598 | PrusaSlicer 缓冲区错误漏洞 | |
| CVE-2020-20217 | MikroTik RouterOS 资源管理错误漏洞 | |
| CVE-2021-34110 | WinWaste.NET 安全漏洞 | |
| CVE-2021-29150 | Aruba ClearPass Policy Manager 代码问题漏洞 | |
| CVE-2021-29151 | Aruba ClearPass Policy Manager 授权问题漏洞 | |
| CVE-2021-29152 | Aruba ClearPass Policy Manager 资源管理错误漏洞 | |
| CVE-2021-34611 | Aruba ClearPass Policy Manager 命令注入漏洞 | |
| CVE-2021-34610 | Aruba ClearPass Policy Manager 命令注入漏洞 | |
| CVE-2021-34616 | Aruba ClearPass Policy Manager 命令注入漏洞 | |
| CVE-2020-20583 | Ljcmsshop SQL注入漏洞 | |
| CVE-2020-20584 | baigo CMS 跨站脚本漏洞 | |
| CVE-2020-20585 | Metinfo MetInfo SQL注入漏洞 | |
| CVE-2020-20586 | XYHCMS 跨站请求伪造漏洞 | |
| CVE-2020-18741 | ThinkSAAS 安全漏洞 | |
| CVE-2021-34609 | Aruba ClearPass Policy Manager SQL注入漏洞 |
Showing top 20 of 27 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: n/a
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bettercap zerogod IPP Service zerogod_ipp_primitives.go ippR - CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2021-21779
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