Bug 2094718 (CVE-2022-31212) - CVE-2022-31212 dbus-broker: a stack buffer over-read if a malicious Exec line is supplied
Summary: CVE-2022-31212 dbus-broker: a stack buffer over-read if a malicious Exec line...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2022-31212
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2094720 2094721 2102493 2102494
Blocks: 2094725
TreeView+ depends on / blocked
 
Reported: 2022-06-08 08:58 UTC by Marian Rehak
Modified: 2022-11-27 17:55 UTC (History)
4 users (show)

Fixed In Version:
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Doc Text:
A stack-based buffer over-read flaw was found in the dbus-broker package. Dbus-Broker depends on c-uitl/c-shquote to parse the DBus service's Exec line, and if a malicious Exec line is supplied, this can lead to a crash or other undefined behaviors.
Clone Of:
Environment:
Last Closed: 2022-11-27 17:55:23 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2022:6608 0 None None None 2022-09-20 14:16:02 UTC

Description Marian Rehak 2022-06-08 08:58:29 UTC 
Dbus-Broker depends on c-uitl/c-shquote to parse DBus service's Exec line. c-shquote contains a stack buffer over-read if a malicious Exec line is supplied.
Comment 1 Marian Rehak 2022-06-08 08:58:45 UTC 
Created dbus-broker tracking bugs for this issue:

Affects: epel-8 [bug 2094721]
Affects: fedora-all [bug 2094720]
Comment 4 errata-xmlrpc 2022-09-20 14:15:59 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2022:6608 https://access.redhat.com/errata/RHSA-2022:6608
Comment 5 Product Security DevOps Team 2022-11-27 17:55:21 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-2022-31212
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