Bug 2155487 (CVE-2022-23493) - CVE-2022-23493 xrdp: out-of-bound read in xrdp_mm_trans_process_drdynvc_channel_close()
Summary: CVE-2022-23493 xrdp: out-of-bound read in xrdp_mm_trans_process_drdynvc_chann...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2022-23493
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: 2155491 2155492
Blocks: 2155489
TreeView+ depends on / blocked
 
Reported: 2022-12-21 10:51 UTC by TEJ RATHI
Modified: 2022-12-23 15:08 UTC (History)
1 user (show)

Fixed In Version: xrdp 0.9.21
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2022-12-23 15:08:39 UTC


Attachments (Terms of Use)

Description TEJ RATHI 2022-12-21 10:51:04 UTC
xrdp is an open source project which provides a graphical login to remote machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21 contain a Out of Bound Read in xrdp_mm_trans_process_drdynvc_channel_close() function. There are no known workarounds for this issue. Users are advised to upgrade.

https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-59wp-3wq6-jh5v

Comment 1 TEJ RATHI 2022-12-21 10:59:41 UTC
Created xrdp tracking bugs for this issue:

Affects: epel-all [bug 2155491]
Affects: fedora-all [bug 2155492]

Comment 3 Product Security DevOps Team 2022-12-23 15:08:37 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.


Note You need to log in before you can comment on or make changes to this bug.