Vulnerability-Lookup

RHSA-2020:5408

Vulnerability from csaf_opensuse - Published: 2020-12-14 00:00 - Updated: 2026-09-20 11:12

Summary

security update for xorg-x11-server

Severity

Important

Notes

Title of the patch: security update for xorg-x11-server

Description of the patch: This security update provides a functional equivalent of RHSA-2020:5408. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2020:5408.

Patchnames: RHSA-2020:5408

CVE-2020-14347

5.5 (Medium)


                
                  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

Recommended 10 products

Product	Version	Remediation
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-Xdmx-0:1.20.4-15.el7_9.x86_64	—	Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-Xephyr-0:1.20.4-15.el7_9.x86_64	—	Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-Xnest-0:1.20.4-15.el7_9.x86_64	—	Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-Xorg-0:1.20.4-15.el7_9.x86_64	—	Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-Xvfb-0:1.20.4-15.el7_9.x86_64	—	Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-Xwayland-0:1.20.4-15.el7_9.x86_64	—	Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-common-0:1.20.4-15.el7_9.x86_64	—	Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-devel-0:1.20.4-15.el7_9.i686	—	Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-devel-0:1.20.4-15.el7_9.x86_64	—	Vendor Fix
Unresolved product id: SUSE Liberty Linux 7:xorg-x11-server-source-0:1.20.4-15.el7_9.noarch	—	Vendor Fix

Threats

Impact moderate

CVE-2020-14360

7.8 (High)


                
                  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Recommended 10 products, the same list as for CVE-2020-14347

Threats

Impact important

CVE-2020-25712

7.8 (High)


                
                  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Recommended 10 products, the same list as for CVE-2020-14347

Threats

Impact important

References

13 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/r…	self
https://www.suse.com/security/cve/CVE-2020-14347/	self
https://www.suse.com/security/cve/CVE-2020-14360/	self
https://www.suse.com/security/cve/CVE-2020-25712/	self
https://www.suse.com/security/cve/CVE-2020-14347	external
https://bugzilla.suse.com/1174633	external
https://www.suse.com/security/cve/CVE-2020-14360	external
https://bugzilla.suse.com/1174908	external
https://bugzilla.suse.com/1177596	external
https://www.suse.com/security/cve/CVE-2020-25712	external
https://bugzilla.suse.com/1174908	external
https://bugzilla.suse.com/1177596	external

JSON

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  "vulnerabilities": [
    {
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          "title": "CVE description"
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      "remediations": [
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          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
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      "scores": [
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          "cvss_v3": {
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            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
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CVE-2020-14347 (GCVE-0-2020-14347)

Vulnerability from cvelistv5 – Published: 2020-08-05 13:08 – Updated: 2024-08-04 12:39

Summary

A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable.

Severity

5.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CWE

CWE-665

Assigner

redhat redhat root

References

10 references

URL	Tags
https://lists.x.org/archives/xorg-announce/2020-J…	x_refsource_MISC
https://www.openwall.com/lists/oss-security/2020/…	x_refsource_MISC
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2…	x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://www.debian.org/security/2020/dsa-4758	vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/4488-1/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4488-2/	vendor-advisoryx_refsource_UBUNTU
https://security.gentoo.org/glsa/202012-01	vendor-advisoryx_refsource_GENTOO

Impacted products

1 product

Vendor	Product	Version
The Xorg Project	xorg-x11-server	Affected: 1.20.9

Show details on NVD website

JSON

To clipboard

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              "url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.html"
            },
            {
              "name": "[debian-lts-announce] 20200830 [SECURITY] [DLA 2359-1] xorg-server security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2020/08/msg00057.html"
            },
            {
              "name": "openSUSE-SU-2020:1302",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.html"
            },
            {
              "name": "DSA-4758",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2020/dsa-4758"
            },
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CVE-2020-14360 (GCVE-0-2020-14360)

Vulnerability from cvelistv5 – Published: 2021-01-20 15:18 – Updated: 2024-08-04 12:39

Summary

A flaw was found in the X.Org Server before version 1.20.10. An out-of-bounds access in the XkbSetMap function may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Severity

No CVSS data available.

CWE

CWE-119

Assigner

redhat redhat root

References

2 references

URL	Tags
https://lists.x.org/archives/xorg-announce/2020-D…	x_refsource_MISC
https://bugzilla.redhat.com/show_bug.cgi?id=1869139	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	xorg-x11-server	Affected: xorg-x11-server 1.20.10

Show details on NVD website

JSON

To clipboard

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CVE-2020-25712 (GCVE-0-2020-25712)

Vulnerability from cvelistv5 – Published: 2020-12-15 16:52 – Updated: 2024-08-04 15:40

Summary

A flaw was found in xorg-x11-server before 1.20.10. A heap-buffer overflow in XkbSetDeviceInfo may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Severity

No CVSS data available.

CWE

CWE-122

Assigner

redhat redhat root

References

2 references

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1887276	x_refsource_MISC
https://lists.x.org/archives/xorg-announce/2020-D…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	xorg-x11-server	Affected: xorg-x11-server 1.20.10

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

RHSA-2020:5408

CVE-2020-14347 (GCVE-0-2020-14347)

CVE-2020-14360 (GCVE-0-2020-14360)

CVE-2020-25712 (GCVE-0-2020-25712)

Tags

Sightings

Nomenclature

Related by attack behaviour