Description
An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged attacker to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to confidentiality, integrity as well as system availability.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:LAttack VectorLocal
AC:LAttack ComplexityLow
PR:LPrivileges RequiredLow
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
The X11 Project
oss-projectaka x11 project
x.org
oss-project·US
fedoraproject
oss-project·USaka fedora project
Red Hat Inc.
commercial·USaka red hat
Сообщество свободного программного обеспечения
oss-projectaka fsf
Canonical Ltd.
commercial·GBaka canonical
and 6 more affected products View all →
Exploitability
2 exploit sources identified
Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.
View exploit details Official Patch Available
Attack Graph
Products CVE Techniques Tactics
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MITRE ATT&CK
2 techniques Initial Access
Privilege Escalation
References
https://github.com/Ruia-ruia/Exploits/blob/master/DFX11details.txt
github.com
https://github.com/Ruia-ruia/Exploits/blob/master/x11doublefree.sh
github.com
https://lists.x.org/archives/xorg-announce/2020-August/003056.html
lists.x.org
and 13 more references View all →
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