CVE-2020-26952
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I. Basic Information for CVE-2020-26952
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Incorrect bookkeeping of functions inlined during JIT compilation could have led to memory corruption and a potentially exploitable crash when handling out-of-memory errors. This vulnerability affects Firefox < 83.
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 缓冲区错误漏洞
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。 Firefox 83.0之前版本存在缓冲区错误漏洞，该漏洞源于当在未知的交叉原点图像上绘制透明图像时，Skia库的drawImage函数会根据底层图像的内容花费可变的时间。这导致了通过定时侧通道攻击可能暴露图像内容的交叉源信息。
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-2020-26952
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://www.mozilla.org/security/advisories/mfsa2020-50/x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=1667685x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-26952
Same Patch Batch · Mozilla · 2020-12-09 · 21 CVEs total
| CVE-2020-26961 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26970 | Mozilla Thunderbird 缓冲区错误漏洞 | |
| CVE-2020-26969 | Mozilla Firefox ESR 缓冲区错误漏洞 | |
| CVE-2020-26968 | Mozilla Firefox ESR 缓冲区错误漏洞 | |
| CVE-2020-26967 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26966 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26965 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26964 | Mozilla Firefox for Android 安全漏洞 | |
| CVE-2020-26963 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26962 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26950 | Mozilla Firefox 资源管理错误漏洞 | |
| CVE-2020-26960 | Mozilla Firefox 资源管理错误漏洞 | |
| CVE-2020-26959 | Mozilla Firefox 资源管理错误漏洞 | |
| CVE-2020-26958 | Mozilla Firefox ESR 跨站脚本漏洞 | |
| CVE-2020-26957 | Mozilla Firefox for Android 安全漏洞 | |
| CVE-2020-26956 | 多款Mozilla产品跨站脚本漏洞 | |
| CVE-2020-26955 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26954 | Mozilla Firefox 安全漏洞 | |
| CVE-2020-26953 | Mozilla Firefox 和 Mozilla Thunderbird 安全漏洞 | |
| CVE-2020-26951 | Mozilla Firefox 跨站脚本漏洞 |
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-2020-26952
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