CVE-2021-33645
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I. Basic Information for CVE-2021-33645
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The th_read() function doesn’t free a variable t->th_buf.gnu_longlink after allocating memory, which may cause a memory leak.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在移除最后引用时对内存的释放不恰当(内存泄露)
Source: NVD (National Vulnerability Database)
Vulnerability Title
openEuler 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
openEuler是开放原子开源基金会的一款操作系统。 openEuler 20.03-LTS-SP1，20.03-LTS-SP3和22.03-LTS版本存在安全漏洞，该漏洞源于th_read()函数在分配内存后没有释放变量t->th_buf.gnu_longlink，这可能会导致内存泄漏。
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 |
|---|---|---|---|---|
| - | libtar | <1.2.21 | - |
II. Public POCs for CVE-2021-33645
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2022-08-09 · 55 CVEs total
| CVE-2022-25907 | 7.5 HIGH | Prototype Pollution |
| CVE-2021-39696 | Google Android 安全漏洞 | |
| CVE-2022-20354 | Google Android 安全漏洞 | |
| CVE-2022-20357 | Google Android 安全漏洞 | |
| CVE-2022-20356 | Google Android 输入验证错误漏洞 | |
| CVE-2022-20355 | Google Android 输入验证错误漏洞 | |
| CVE-2022-20358 | Google Android 安全漏洞 | |
| CVE-2022-20346 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-20345 | Google Android 缓冲区错误漏洞 | |
| CVE-2022-20344 | Google Android 竞争条件问题漏洞 | |
| CVE-2022-20239 | Google Android 安全漏洞 | |
| CVE-2022-20347 | Google Android 安全漏洞 | |
| CVE-2022-22983 | VMware Workstation 安全漏洞 | |
| CVE-2022-31673 | VMware vRealize Operations 安全漏洞 | |
| CVE-2022-31674 | VMware vRealize Operations 日志信息泄露漏洞 | |
| CVE-2022-31675 | VMware vRealize Operations 安全漏洞 | |
| CVE-2022-31672 | VMware vRealize Operations 安全漏洞 | |
| CVE-2022-23238 | Netapp StorageGRID 安全漏洞 | |
| CVE-2022-2719 | Imagemagick Studio ImageMagick 安全漏洞 | |
| CVE-2022-2457 | Business-central 安全漏洞 |
Showing top 20 of 55 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: n/a
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Open5GS SMF OpenAPI_list_create denial of service
Same weakness: CWE-401
- CVE-2026-43506
Prosody 安全漏洞 - CVE-2026-7379
Missing Release of Memory after Effective Lifetime in Wiresh - CVE-2026-40336
libgphoto2 has memory leak in ptp_unpack_Sony_DPD() secondar - CVE-2026-33775
Junos OS: MX Series: Mismatch between configured and receive - CVE-2026-33782
Junos OS: MX Series: In specific DHCPv6 scenarios jdhcpd mem
V. Comments for CVE-2021-33645
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