CVE-2020-35905

MEDIUM
4.7
CVSS Score
Published: December 31, 2020 at 08:21 AM UTC
Updated: June 17, 2026 at 03:14 AM UTC
1 product affected across 1 vendorFuture Utils

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Severity
MEDIUM4.7
Exploit prediction
EPSS 0.3%

Description

An issue was discovered in the futures-util crate before 0.3.7 for Rust. MutexGuard::map can cause a data race for certain closure situations (in safe code).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 0.3.7
Affected range stops below 0.3.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (1)

x_refsource_MISCExploitPatchThird Party Advisory
https://rustsec.org/advisories/RUSTSEC-2020-0059.html

CVSS

Attack Vector
LOCAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-362

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