Bug 2151756 (CVE-2022-46341) - CVE-2022-46341 xorg-x11-server: XIPassiveUngrab out-of-bounds access
Summary: CVE-2022-46341 xorg-x11-server: XIPassiveUngrab out-of-bounds access
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2022-46341
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2151779 2151781 2151782 2151783 2153133 2154209 2154210 2154223 2154224 2151780 2153131 2153132 2153134 2154264
Blocks: 2151201
TreeView+ depends on / blocked
 
Reported: 2022-12-08 04:47 UTC by Sandipan Roy
Modified: 2023-03-03 08:56 UTC (History)
5 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A vulnerability was found in X.Org. This issue occurs because the handler for the XIPassiveUngrab request accesses out-of-bounds memory when invoked with a high keycode or button code. This flaw can lead to local privilege elevation on systems where the X server runs privileged and remote code execution for ssh X forwarding sessions.
Clone Of:
Environment:
Last Closed: 2023-01-11 10:00:38 UTC

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2023:0045 0 None None None 2023-01-09 14:53:11 UTC
Red Hat Product Errata RHSA-2023:0046 0 None None None 2023-01-09 14:53:36 UTC

Description Sandipan Roy 2022-12-08 04:47:11 UTC 
CVE-2022-46341/ZDI-CAN-19381: X.Org Server XIPassiveUngrab
out-of-bounds access

The handler for the XIPassiveUngrab request accesses out-of-bounds
memory when invoked with a high keycode or button code.
Comment 2 Sandipan Roy 2022-12-08 06:34:42 UTC 
Xorg server does not run with root privileges in Red Hat Enterprise Linux 8 and 9, therefore Red Hat Enterprise Linux 8 and 9 have been rated with a moderate severity.
Comment 4 Sandipan Roy 2022-12-14 04:45:54 UTC 
Created xorg-x11-server tracking bugs for this issue:

Affects: fedora-36 [bug 2153131]
Affects: fedora-37 [bug 2153132]


Created xorg-x11-server-Xwayland tracking bugs for this issue:

Affects: fedora-36 [bug 2153133]
Affects: fedora-37 [bug 2153134]
Comment 5 Sandipan Roy 2022-12-16 09:57:33 UTC 
Created tigervnc tracking bugs for this issue:

Affects: fedora-36 [bug 2154209]
Affects: fedora-37 [bug 2154210]
Comment 8 errata-xmlrpc 2023-01-09 14:53:10 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2023:0045 https://access.redhat.com/errata/RHSA-2023:0045
Comment 9 errata-xmlrpc 2023-01-09 14:53:34 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2023:0046 https://access.redhat.com/errata/RHSA-2023:0046
Comment 10 Product Security DevOps Team 2023-01-11 10:00:36 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-2022-46341
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