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I. Basic Information for CVE-2021-32810
Vulnerability Information

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Vulnerability Title
Data race in crossbeam-deque
Source: NVD (National Vulnerability Database)
Vulnerability Description
crossbeam-deque is a package of work-stealing deques for building task schedulers when programming in Rust. In versions prior to 0.7.4 and 0.8.0, the result of the race condition is that one or more tasks in the worker queue can be popped twice instead of other tasks that are forgotten and never popped. If tasks are allocated on the heap, this can cause double free and a memory leak. If not, this still can cause a logical bug. Crates using `Stealer::steal`, `Stealer::steal_batch`, or `Stealer::steal_batch_and_pop` are affected by this issue. This has been fixed in crossbeam-deque 0.8.1 and 0.7.4.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Crossbeam 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Crossbeam是个人开发者的一个应用于并发编程的工具。 crossbeam-deque存在安全漏洞,该漏洞用于在Rust中编程时构建任务调度程序。
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
VendorProductAffected VersionsCPESubscribe
crossbeam-rscrossbeam < 0.7.4 -
II. Public POCs for CVE-2021-32810
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III. Intelligence Information for CVE-2021-32810
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