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: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED UPSTREAM QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: mstevens, 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:
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.