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Fencer Intel
critical 9.8

CVE-2015-9262 json

_XcursorThemeInherits in library.c in libXcursor before 1.1.15 allows remote attackers to cause denial of service or potentially code execu…

published 2018-08-01 8 y ago modified 2026-06-17 4 mo ago also EUVD-2015-9104

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.7%
EPSS 5.7% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

_XcursorThemeInherits in library.c in libXcursor before 1.1.15 allows remote attackers to cause denial of service or potentially code execution via a one-byte heap overflow.

Patch / fix

  • x libxcursor 1.1.15
  • libxcursor Debian 14, Debian 13, Debian 12 1:1.1.15-1

debian advisories DEBIAN-CVE-2015-9262

  • libxcursor Ubuntu 14.04 LTS 1:1.1.14-1ubuntu0.14.04.2
  • libxcursor Ubuntu 16.04 LTS 1:1.1.14-1ubuntu0.16.04.2

ubuntu advisories UBUNTU-CVE-2015-9262

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • mesa RHEL 7 18.0.5-3.el7
  • libdrm RHEL 7 2.4.91-3.el7
  • libX11 RHEL 7 1.6.5-2.el7
  • libxcb RHEL 7 1.13-1.el7
  • vulkan RHEL 7 1.1.73.0-1.el7
  • libXres RHEL 7 1.2.0-1.el7
  • freeglut RHEL 7 3.0.0-8.el7
  • libepoxy RHEL 7 1.5.2-1.el7

red hat advisories RHSA-2018:3059

  • libXcursor SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 +1 more 1.1.14-4.6.1
  • xorg-x11-libs SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 7.4-8.26.50.8.1

suse advisories SUSE-SU-2018:2841-1SUSE-SU-2018:2791-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-9262 updated cvss 4.5

libxcursor: 1-byte heap-based overflow in _XcursorThemeInherits function in library.c

  • Red Hat Enterprise Linux 5 libXcursor Red Hat Enterprise Linux 6 libXcursor
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client (v. 7) libxcb 1.13-1.el7, mesa 18.0.5-3.el7, libX11 1.6.5-2.el7, libdrm 2.4.91-3.el7, libwacom 0.30-1.el7, libXres 1.2.0-1.el7, +51 more Red Hat Enterprise Linux Client Optional (v. 7) freeglut 3.0.0-8.el7, xcb-proto 1.13-1.el7, vulkan 1.1.73.0-1.el7, drm-utils 2.4.91-3.el7, egl-utils 8.3.0-10.el7, mesa-demos 8.3.0-10.el7, +16 more Red Hat Enterprise Linux ComputeNode (v. 7) libxcb 1.13-1.el7, mesa 18.0.5-3.el7, libX11 1.6.5-2.el7, libdrm 2.4.91-3.el7, libepoxy 1.5.2-1.el7, libXfont 1.5.4-1.el7, +19 more Red Hat Enterprise Linux ComputeNode Optional (v. 7) libwacom 0.30-1.el7, libXres 1.2.0-1.el7, freeglut 3.0.0-8.el7, xcb-proto 1.13-1.el7, libinput 1.10.7-2.el7, tigervnc 1.8.0-13.el7, +30 more Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) libxcb 1.13-1.el7, mesa 18.0.5-3.el7, libX11 1.6.5-2.el7, libdrm 2.4.91-3.el7, libwacom 0.30-1.el7, libXres 1.2.0-1.el7, +47 more Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) xcb-proto 1.13-1.el7, vulkan 1.1.73.0-1.el7, drm-utils 2.4.91-3.el7, egl-utils 8.3.0-10.el7, mesa-demos 8.3.0-10.el7, mesa-libOSMesa 18.0.5-3.el7, +12 more
    +4 more products
    Red Hat Enterprise Linux Server (v. 7) libxcb 1.13-1.el7, mesa 18.0.5-3.el7, libX11 1.6.5-2.el7, libdrm 2.4.91-3.el7, libwacom 0.30-1.el7, libXres 1.2.0-1.el7, +53 more Red Hat Enterprise Linux Server Optional (v. 7) xcb-proto 1.13-1.el7, vulkan 1.1.73.0-1.el7, drm-utils 2.4.91-3.el7, egl-utils 8.3.0-10.el7, mesa-demos 8.3.0-10.el7, mesa-libOSMesa 18.0.5-3.el7, +14 more Red Hat Enterprise Linux Workstation (v. 7) libxcb 1.13-1.el7, mesa 18.0.5-3.el7, libX11 1.6.5-2.el7, libdrm 2.4.91-3.el7, libwacom 0.30-1.el7, libXres 1.2.0-1.el7, +53 more Red Hat Enterprise Linux Workstation Optional (v. 7) xcb-proto 1.13-1.el7, vulkan 1.1.73.0-1.el7, drm-utils 2.4.91-3.el7, egl-utils 8.3.0-10.el7, mesa-demos 8.3.0-10.el7, mesa-libOSMesa 18.0.5-3.el7, +14 more
    fixed: vendor fix RHSA-2018:3059
  • Red Hat Enterprise Linux 8 libXcursor
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.68% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.