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Status published
Medium
CVE-2017-13721
In X.Org Server (aka xserver and xorg-server) before 1.19.4, an...
Vulnerability Description
In X.Org Server (aka xserver and xorg-server) before 1.19.4, an attacker authenticated to an X server with the X shared memory extension enabled can cause aborts of the X server or replace shared memory segments of other X clients in the same session.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://cgit.freedesktop.org/xorg/xserver/commit/?id=b95f25af141d33a65f6f821ea9c003f66a01e1f1
- https://security.gentoo.org/glsa/201710-30
- http://www.openwall.com/lists/oss-security/2017/10/04/10
- http://www.securityfocus.com/bid/101238
- http://www.debian.org/security/2017/dsa-4000
- https://lists.x.org/archives/xorg-announce/2017-October/002808.html
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Affected Vendor
x.org
View all reports →Affected Software
x server, debian linux
Vulnerable Versions:
0, 8.0, 9.0
Timeline
Official Publish:
October 9th, 2017
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.