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Bug 851696 (CVE-2022-31212, CVE-2022-31213) - <sys-apps/dbus-broker-31: Multiple Memory Corruption Vulnerabilities (CVE-2022-{31212,31213})
Summary: <sys-apps/dbus-broker-31: Multiple Memory Corruption Vulnerabilities (CVE-202...
Alias: CVE-2022-31212, CVE-2022-31213
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor (vote)
Assignee: Gentoo Security
Whiteboard: B4 [glsa? cleanup]
Depends on: 851735
  Show dependency tree
Reported: 2022-06-13 11:46 UTC by 9ts641j2
Modified: 2022-06-14 22:03 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


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Description 9ts641j2 2022-06-13 11:46:59 UTC
Multiple vulnerabilities in version 29(stable). Fixed in version 31, which is still unstable.

Reproducible: Always

Actual Results:  
Vulnerability overview/description:
1) Stack-Buffer Over-Read (CVE-2022-31212)
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

2) Null Pointer Dereference (CVE-2022-31213)
Multiple Null Pointer references can be found when supplying a malformed XML
config file.
Comment 1 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-06-13 13:24:57 UTC
Comment 2 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-06-14 22:03:50 UTC
Please cleanup