CVE-2020-36318

Public Exploit

Description

In the standard library in Rust before 1.49.0, VecDeque::make_contiguous has a bug that pops the same element more than once under certain condition. This bug could result in a use-after-free or double free.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.39%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/rust-lang/rust/issues/79808 issue tracking patch exploit third party advisory
https://github.com/rust-lang/rust/pull/79814 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-36318?
CVE-2020-36318 has been scored as a critical severity vulnerability.
How to fix CVE-2020-36318?
To fix CVE-2020-36318, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-36318 being actively exploited in the wild?
It is possible that CVE-2020-36318 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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