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CVE-2023-5367— Xorg-x11-server: out-of-bounds write in xichangedeviceproperty/rrchangeoutputproperty

Quick assessment

Affected
Red Hat Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

xorg-x11-server是X.org基金会的一款X窗口系统显示服务器。 xorg-x11-server存在安全漏洞，该漏洞源于缓冲区偏移量计算不正确。攻击者利用该漏洞导致权限升级或拒绝服务。

CVSS 7.8 · High EPSS 0.62% · P48

Affected Version Matrix 21

VendorProduct Version RangeStatus
Red Hat Red Hat Enterprise Linux 6 any unknown
Red Hat Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION 0:1.1.0-25.el6_10.13< * unaffected
Red Hat Red Hat Enterprise Linux 7 0:1.20.4-24.el7_9< * unaffected
0:1.8.0-26.el7_9< * unaffected
Red Hat Red Hat Enterprise Linux 8 0:1.13.1-2.el8_9.1< * unaffected
0:1.20.11-22.el8< * unaffected
0:21.1.3-15.el8< * unaffected
Red Hat Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions 0:1.9.0-16.el8_1.4< * unaffected
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support 0:1.9.0-15.el8_2.4< * unaffected
Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service 0:1.9.0-15.el8_2.4< * unaffected
Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions 0:1.9.0-15.el8_2.4< * unaffected
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:1.11.0-8.el8_4.3< * unaffected
Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service 0:1.11.0-8.el8_4.3< * unaffected
Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions 0:1.11.0-8.el8_4.3< * unaffected
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support 0:1.12.0-6.el8_6.4< * unaffected
Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support 0:1.12.0-15.el8_8.1< * unaffected
Red Hat Red Hat Enterprise Linux 9 0:1.13.1-3.el9_3.3< * unaffected
0:1.20.11-24.el9< * unaffected
0:22.1.9-5.el9< * unaffected
Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support 0:1.11.0-22.el9_0.3< * unaffected
Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support 0:1.12.0-14.el9_2< * unaffected
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I. Basic Information for CVE-2023-5367

Vulnerability Information
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Vulnerability Title
Xorg-x11-server: out-of-bounds write in xichangedeviceproperty/rrchangeoutputproperty
Source: CVE Program / CVE List V5
Vulnerability Description
A out-of-bounds write flaw was found in the xorg-x11-server. This issue occurs due to an incorrect calculation of a buffer offset when copying data stored in the heap in the XIChangeDeviceProperty function in Xi/xiproperty.c and in RRChangeOutputProperty function in randr/rrproperty.c, allowing for possible escalation of privileges or denial of service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
xorg-x11-server 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
xorg-x11-server是X.org基金会的一款X窗口系统显示服务器。 xorg-x11-server存在安全漏洞，该漏洞源于缓冲区偏移量计算不正确。攻击者利用该漏洞导致权限升级或拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION 0:1.1.0-25.el6_10.13 ~ * cpe:/o:redhat:rhel_els:6
Red Hat Red Hat Enterprise Linux 7 0:1.20.4-24.el7_9 ~ * cpe:/o:redhat:enterprise_linux:7::client
Red Hat Red Hat Enterprise Linux 7 0:1.8.0-26.el7_9 ~ * cpe:/o:redhat:enterprise_linux:7::client
Red Hat Red Hat Enterprise Linux 8 0:1.13.1-2.el8_9.1 ~ * cpe:/a:redhat:enterprise_linux:8::appstream
Red Hat Red Hat Enterprise Linux 8 0:1.20.11-22.el8 ~ * cpe:/a:redhat:enterprise_linux:8::crb
Red Hat Red Hat Enterprise Linux 8 0:21.1.3-15.el8 ~ * cpe:/a:redhat:enterprise_linux:8::appstream
Red Hat Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions 0:1.9.0-16.el8_1.4 ~ * cpe:/a:redhat:rhel_e4s:8.1::appstream
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support 0:1.9.0-15.el8_2.4 ~ * cpe:/a:redhat:rhel_aus:8.2::appstream
Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service 0:1.9.0-15.el8_2.4 ~ * cpe:/a:redhat:rhel_aus:8.2::appstream
Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions 0:1.9.0-15.el8_2.4 ~ * cpe:/a:redhat:rhel_aus:8.2::appstream
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:1.11.0-8.el8_4.3 ~ * cpe:/a:redhat:rhel_e4s:8.4::appstream
Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service 0:1.11.0-8.el8_4.3 ~ * cpe:/a:redhat:rhel_e4s:8.4::appstream
Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions 0:1.11.0-8.el8_4.3 ~ * cpe:/a:redhat:rhel_e4s:8.4::appstream
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support 0:1.12.0-6.el8_6.4 ~ * cpe:/a:redhat:rhel_eus:8.6::appstream
Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support 0:1.12.0-15.el8_8.1 ~ * cpe:/a:redhat:rhel_eus:8.8::appstream
Red Hat Red Hat Enterprise Linux 9 0:1.13.1-3.el9_3.3 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red Hat Red Hat Enterprise Linux 9 0:1.20.11-24.el9 ~ * cpe:/a:redhat:enterprise_linux:9::crb
Red Hat Red Hat Enterprise Linux 9 0:22.1.9-5.el9 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support 0:1.11.0-22.el9_0.3 ~ * cpe:/a:redhat:rhel_eus:9.0::appstream
Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support 0:1.12.0-14.el9_2 ~ * cpe:/a:redhat:rhel_eus:9.2::appstream
Red Hat Red Hat Enterprise Linux 6 - cpe:/o:redhat:enterprise_linux:6

II. Public POCs for CVE-2023-5367

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III. Intelligence Information for CVE-2023-5367

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Vendor Advisories for CVE-2023-5367 (20)

Mailing List Discussions for CVE-2023-5367 (10)

Same Patch Batch · Red Hat · 2023-10-25 · 4 CVEs total

CVE-2023-5574 7.0 HIGH Xorg-x11-server: use-after-free bug in damagedestroy
CVE-2023-4693 5.3 MEDIUM Grub2: out-of-bounds read at fs/ntfs.c
CVE-2023-5380 4.7 MEDIUM Xorg-x11-server: use-after-free bug in destroywindow

IV. Related Vulnerabilities

Same product: Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION
Same vendor: Red Hat
Same weakness: CWE-787

V. Comments for CVE-2023-5367

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