CVE-2021-3826
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I. Basic Information for CVE-2021-3826
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
GNU libiberty 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libiberty是GNU社区的其中的一个GNU程序使用的子程序的集合。 GNU libiberty存在安全漏洞，该漏洞源于d-demangle.c 中的 dlang_lname 函数存在堆栈缓冲区溢出，攻击者利用该漏洞可以通过精心制作的损坏符号潜在地导致拒绝服务。
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 |
|---|---|---|---|---|
| - | gcc | gcc 11.2.0 | - |
II. Public POCs for CVE-2021-3826
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2022-09-01 · 49 CVEs total
| CVE-2022-1902 | Red Hat stackrox 安全漏洞 | |
| CVE-2022-2806 | SoS 安全漏洞 | |
| CVE-2022-36621 | SAMSUNG mTower 代码问题漏洞 | |
| CVE-2022-2639 | Linux kernel 数字错误漏洞 | |
| CVE-2022-2738 | Red Hat Enterprise Linux 资源管理错误漏洞 | |
| CVE-2022-2739 | Red Hat Enterprise Linux 信息泄露漏洞 | |
| CVE-2022-3078 | Linux kernel 代码问题漏洞 | |
| CVE-2022-23452 | barbican 授权问题漏洞 | |
| CVE-2022-2447 | OpenStack 安全漏洞 | |
| CVE-2022-2238 | Red Hat search-api 资源管理错误漏洞 | |
| CVE-2022-2256 | Red Hat Keycloak 跨站脚本漏洞 | |
| CVE-2022-1677 | Red Hat OpenShift Container Platform 资源管理错误漏洞 | |
| CVE-2022-36604 | Canaan Avalon ASIC Miner 访问控制错误漏洞 | |
| CVE-2022-36603 | InnoSilicon T3T+ 安全漏洞 | |
| CVE-2022-36602 | InnoSilicon A10 安全漏洞 | |
| CVE-2022-36601 | JASMINER X4 Server 安全漏洞 | |
| CVE-2020-27784 | Linux kernel 资源管理错误漏洞 | |
| CVE-2020-35533 | Libraw 缓冲区错误漏洞 | |
| CVE-2020-35534 | Libraw 安全漏洞 | |
| CVE-2020-35535 | Libraw 缓冲区错误漏洞 |
Showing top 20 of 49 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: gcc
Same vendor: n/a
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Open5GS SMF OpenAPI_list_create denial of service
Same weakness: CWE-119
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GPU DDK - Cache resident PM buffers writable by other GPU re - CVE-2026-27890
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V. Comments for CVE-2021-3826
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