Bug 2094705 (CVE-2022-29788)

Summary: CVE-2022-29788 libmobi: NULL pointer dereference via the component mobi_buffer_getpointer may lead to DoS
Product: [Other] Security Response Reporter: Marian Rehak <mrehak>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED UPSTREAM QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: fedora, sergey.avseyev
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: libmobi 0.10 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2022-06-08 10:51:53 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: 2094706    
Bug Blocks:    

Description Marian Rehak 2022-06-08 08:28:15 UTC
libmobi before v0.10 contains a NULL pointer dereference via the component mobi_buffer_getpointer. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted mobi file.

https://github.com/bfabiszewski/libmobi/commit/ce0ab6586069791b1e8e2a42f44318e581c39939

Comment 1 Marian Rehak 2022-06-08 08:28:29 UTC
Created libmobi tracking bugs for this issue:

Affects: fedora-all [bug 2094706]

Comment 2 Product Security DevOps Team 2022-06-08 10:51:52 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.