Bug 2143519 (CVE-2021-45710)

Summary:	CVE-2021-45710 tokio: Race leads to panic in oneshot::Sender::send()
Product:	[Other] Security Response	Reporter:	Sandipan Roy <saroy>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	ansasaki, arajan, dueno, fge, idm-ds-dev-bugs, lsm5, scorreia, spichugi
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in the tokio crate for Rust. In circumstances involving a closed oneshot channel, there is a data race and memory corruption issue.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-12-22 07:39:02 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:	2143522, 2143523, 2143524, 2155128, 2155129, 2155130, 2155131, 2155132
Bug Blocks:	2143421

Description Sandipan Roy 2022-11-17 04:39:27 UTC

An issue was discovered in the tokio crate before 1.8.4, and 1.9.x through 1.13.x before 1.13.1, for Rust. In certain circumstances involving a closed oneshot channel, there is a data race and memory corruption.

https://rustsec.org/advisories/RUSTSEC-2021-0124.html
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/tokio/RUSTSEC-2021-0124.md

Comment 1 Sandipan Roy 2022-11-17 04:43:42 UTC

https://lists.suse.com/pipermail/sle-security-updates/2022-November/012931.html

Comment 2 Sandipan Roy 2022-11-17 04:44:31 UTC

Created 389-ds-base tracking bugs for this issue:

Affects: fedora-all [bug 2143524]


Created aardvark-dns tracking bugs for this issue:

Affects: fedora-all [bug 2143522]


Created netavark tracking bugs for this issue:

Affects: fedora-all [bug 2143523]

Comment 3 Aditya R 2022-11-17 10:20:15 UTC

Hi Sandipan,

None of the aardvark/netavark is using `oneshot` directly but our deps could be using it but our tokio version is `1.21.2` which newer than the versions listed above. So I think `netavark` and `aardvark` are not affected by this.

Thanks
Aditya