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7.8High

CVE-2023-6377Xorg-x11-server: out-of-bounds memory reads/writes in xkb button actions

Red Hat Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION; Red Hat Red Hat Enterprise Linux 7; Red Hat Red Hat Enterprise Linux 8; Red Hat Red… Published: (2 years ago)

Description

A flaw was found in xorg-server. Querying or changing XKB button actions such as moving from a touchpad to a mouse can result in out-of-bounds memory reads and writes. This may allow local privilege escalation or possible remote code execution in cases where X11 forwarding is involved.

Weakness (CWE): CWE-125

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
debian debian linux 10.0
enterprise linux 7 —
enterprise linux 8 —
enterprise linux 9 —
redhat enterprise linux eus 9.2
Red Hat Red Hat Enterprise Linux 6 —
Red Hat Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION all versions
Red Hat Red Hat Enterprise Linux 7 all versions
Red Hat Red Hat Enterprise Linux 8 all versions
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support all versions
Red Hat Red Hat Enterprise Linux 8.2 Telecommunications Update Service all versions
Red Hat Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions all versions
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support all versions
Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service all versions
Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions all versions
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support all versions
Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support all versions
Red Hat Red Hat Enterprise Linux 9 all versions
Red Hat Red Hat Enterprise Linux 9.0 Extended Update Support all versions
Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support all versions
rhel aus 8.2 —
rhel aus 8.4 —
rhel e4s 8.2 —
rhel e4s 8.4 —
rhel eus 8.6 —
rhel eus 8.8 —
rhel eus 9.0 —
rhel eus 9.2 —
rhel tus 8.2 —
rhel tus 8.4 —
tigervnc tigervnc —
x.org x server < 21.1.10
x.org xwayland < 23.2.3

References and patches

CPE matches (NVD) (7)
  • cpe:2.3:o:redhat:enterprise_linux_eus:9.2:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
  • cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:* < 21.1.10
  • cpe:2.3:a:x.org:xwayland:*:*:*:*:*:*:*:* < 23.2.3
  • cpe:2.3:a:tigervnc:tigervnc:-:*:*:*:*:*:*:*

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