Bug 1950392 (CVE-2018-25008)

Summary:	CVE-2018-25008 rust: weak synchronization in the Arc::get_mut method
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	amulhern, bodavis, igor.raits, jcajka, jistone, jpadman, mnewsome, rust-sig, TicoTimo, tstellar
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	rust 1.29.0	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-06-07 21:03:59 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	1949215

Description Guilherme de Almeida Suckevicz 2021-04-16 14:07:27 UTC

In the standard library in Rust before 1.29.0, there is weak synchronization in the Arc::get_mut method. This synchronization issue can be lead to memory safety issues through race conditions.

Reference:
https://github.com/rust-lang/rust/issues/51780

Upstream patch:
https://github.com/rust-lang/rust/pull/52031

Comment 1 Product Security DevOps Team 2021-06-07 21:03:59 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2018-25008