High severity · published Oct 25, 2023
CVE-2023-5367
A out-of-bounds write flaw was found in the xorg-x11-server
7.8
CVSS
0.6%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
11.0; 12.0 · source: NVD
EL
Enterprise Linux · Redhat
7.0; 8.0; 9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux For Ibm Z Systems · Redhat
7.0_s390x · source: NVD
EL
Enterprise Linux For Power Big Endian · Redhat
7.0_ppc64 · source: NVD
EL
Enterprise Linux For Power Little Endian · Redhat
7.0_ppc64le · source: NVD
EL
Enterprise Linux For Scientific Computing · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
FE
Fedora · Fedoraproject
37; 38; 39 · source: NVD
XS
X Server · X.org
before 21.1.9 · source: NVD
XW
Xwayland · X.org
before 23.2.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-5367
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-5367
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6802
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6808
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7373
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7388
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7405
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7428
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