Bug 2037304 (CVE-2021-44732)

Summary:	CVE-2021-44732 mbedtls: potential double-free after an out of memory error
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	ms, redhat-bugzilla
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	mbedtls 3.0.1	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-01-05 13:10:28 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:	2037305, 2037306
Bug Blocks:

Description Marian Rehak 2022-01-05 12:18:55 UTC

Mbed TLS before 3.0.1 has a double free in certain out-of-memory conditions, as demonstrated by an mbedtls_ssl_set_session() failure.

Reference:

https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2021-12

Comment 1 Marian Rehak 2022-01-05 12:19:11 UTC

Created mbedtls tracking bugs for this issue:

Affects: epel-all [bug 2037306]
Affects: fedora-all [bug 2037305]

Comment 2 Product Security DevOps Team 2022-01-05 13:10:27 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.