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7.6 High

CVE-2023-6478 Xorg-x11-server: out-of-bounds memory read in rrchangeoutputproperty and rrchangeproviderproperty

Description

A flaw was found in xorg-server. A specially crafted request to RRChangeProviderProperty or RRChangeOutputProperty can trigger an integer overflow which may lead to a disclosure of sensitive information.

CVSS 3.1 detail

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

Exploitable remotely over the network, with an ordinary account and without any user action; an attacker can seriously compromise confidentiality, integrity or availability.

Attack vector
Network
Attack complexity
Low
Privileges required
Low
Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
Low
Availability
Low

Affected products and versions

Show the 6 other branches
Product Affected versions Fixed in
Red Hat Enterprise Linux 8.6 Extended Update Support Versions not published
Red Hat Enterprise Linux 8.8 Extended Update Support Versions not published
Red Hat Enterprise Linux 9 Versions not published
Red Hat Enterprise Linux 9.0 Extended Update Support Versions not published
Red Hat Enterprise Linux 9.2 Extended Update Support Versions not published
Red Hat Enterprise Linux 6 Versions not published

References

Timeline

  1. Published
  2. Last modified
The 59 CVEs of Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION →
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