CVE-2017-12178
published 2018-01-24CVE-2017-12178: xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X client to cause X server to crash or possibly…
PriorityP353critical9.8CVSS 3.0
AVNACLPRNUINSUCHIHAH
EPSS
4.17%
89.8th percentile
xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | xorg-server | < xorg-server 2:1.19.5-1 (bookworm) | xorg-server 2:1.19.5-1 (bookworm) |
| the_x.org_foundation | xorg-x11-server | — | — |
| x.org | x_server | < 1.19.5 | 1.19.5 |
| x.org | xorg-server | >= 0 < 2:1.19.5-1 | 2:1.19.5-1 |
| x.org | xorg-server | >= 0 < 2:1.19.5-1 | 2:1.19.5-1 |
| x.org | xorg-server | >= 0 < 2:1.19.5-1 | 2:1.19.5-1 |
| x.org | xorg-server | >= 0 < 2:1.19.5-1 | 2:1.19.5-1 |
CVSS provenance
nvdv3.09.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
osv9.8CRITICAL
vendor_debian9.8CRITICAL
vendor_redhat9.8CRITICAL
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
Ubuntu
X.Org X server vulnerabilities
vendor_ubuntu·2017-10-17
CVE-2017-12176 X.Org X server vulnerabilities
Title: X.Org X server vulnerabilities
Summary: Several security issues were fixed in the X.Org X server.
It was discovered that the X.Org X server incorrectly handled certain
lengths. An attacker able to connect to an X server, either locally or
remotely, could use these issues to crash the server, or possibly execute
arbitrary code.
Instructions: After a standard system update you need to reboot your computer to make
all the necessary changes.
Red Hat
xorg-x11-server: wrong extra length check in ProcXIChangeHierarchy
vendor_redhat·2017-10-10·CVSS 9.8
CVE-2017-12178 [CRITICAL] CWE-391 xorg-x11-server: wrong extra length check in ProcXIChangeHierarchy
xorg-x11-server: wrong extra length check in ProcXIChangeHierarchy
xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Package: xorg-x11-server (Red Hat Enterprise Linux 5) - Will not fix
Package: xorg-x11-server (Red Hat Enterprise Linux 6) - Will not fix
Package: xorg-x11-server (Red Hat Enterprise Linux 7) - Will not fix
Package: xorg-x11-server (Red Hat Enterprise Linux 9) - Not affected
Debian
CVE-2017-12178: xorg-server - xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierar...
vendor_debian·2017·CVSS 9.8
CVE-2017-12178 [CRITICAL] CVE-2017-12178: xorg-server - xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierar...
xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Scope: local
bookworm: resolved (fixed in 2:1.19.5-1)
bullseye: resolved (fixed in 2:1.19.5-1)
forky: resolved (fixed in 2:1.19.5-1)
sid: resolved (fixed in 2:1.19.5-1)
trixie: resolved (fixed in 2:1.19.5-1)
GHSA
GHSA-7xv3-2rc8-75j5: xorg-x11-server before 1
ghsa_unreviewed·2022-05-13
CVE-2017-12178 [CRITICAL] CWE-20 GHSA-7xv3-2rc8-75j5: xorg-x11-server before 1
xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
OSV
CVE-2017-12178: xorg-x11-server before 1
osv·2018-01-24·CVSS 9.8
CVE-2017-12178 [CRITICAL] CVE-2017-12178: xorg-x11-server before 1
xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2017-12178 xorg-x11-server: wrong extra length check in ProcXIChangeHierarchy
bugzilla·2017-11-03·CVSS 9.8
CVE-2017-12178 [CRITICAL] CVE-2017-12178 xorg-x11-server: wrong extra length check in ProcXIChangeHierarchy
CVE-2017-12178 xorg-x11-server: wrong extra length check in ProcXIChangeHierarchy
Wrong extra length check in ProcXIChangeHierarchy function was found.
Upstream patch:
https://cgit.freedesktop.org/xorg/xserver/commit/?id=859b08d523307eebde7724fd1a0789c44813e821
Discussion:
Acknowledgments:
Name: the Xorg project
---
Created xorg-x11-server tracking bugs for this issue:
Affects: fedora-all [bug 1509258]
Bugzilla
CVE-2017-12176 CVE-2017-12177 CVE-2017-12178 CVE-2017-12179 CVE-2017-12180 CVE-2017-12181 CVE-2017-12182 CVE-2017-12183 CVE-2017-12184 CVE-2017-12185 CVE-2017-12186 CVE-2017-12187 xorg-x11-server: var
bugzilla·2017-11-03·CVSS 9.8
CVE-2017-12176 [CRITICAL] CVE-2017-12176 CVE-2017-12177 CVE-2017-12178 CVE-2017-12179 CVE-2017-12180 CVE-2017-12181 CVE-2017-12182 CVE-2017-12183 CVE-2017-12184 CVE-2017-12185 CVE-2017-12186 CVE-2017-12187 xorg-x11-server: var
CVE-2017-12176 CVE-2017-12177 CVE-2017-12178 CVE-2017-12179 CVE-2017-12180 CVE-2017-12181 CVE-2017-12182 CVE-2017-12183 CVE-2017-12184 CVE-2017-12185 CVE-2017-12186 CVE-2017-12187 xorg-x11-server: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Ple
https://bugzilla.redhat.com/show_bug.cgi?id=1509219https://cgit.freedesktop.org/xorg/xserver/commit/?id=859b08d523307eebde7724fd1a0789c44813e821https://lists.debian.org/debian-lts-announce/2017/11/msg00032.htmlhttps://security.gentoo.org/glsa/201711-05https://www.debian.org/security/2017/dsa-4000https://bugzilla.redhat.com/show_bug.cgi?id=1509219https://cgit.freedesktop.org/xorg/xserver/commit/?id=859b08d523307eebde7724fd1a0789c44813e821https://lists.debian.org/debian-lts-announce/2017/11/msg00032.htmlhttps://security.gentoo.org/glsa/201711-05https://www.debian.org/security/2017/dsa-4000
2018-01-24
Published