libXtst: Integer overflow leading to heap-based buffer overlow
Published Jun 15, 2013
6.8
MEDIUMCVSS 2.0
EPSS 1.39%
Description
Integer overflow in X.org libXtst 1.2.1 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to the XRecordGetContext function.
Affected products
No data.
No data.
Red Hat Enterprise Linux 6
libX11-0:1.6.0-2.2.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXcursor-0:1.1.14-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXext-0:1.3.2-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXfixes-0:5.0.1-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXi-0:1.7.2-2.2.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXinerama-0:1.1.3-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXp-0:1.0.2-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXrandr-0:1.4.1-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXrender-0:0.9.8-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXres-0:1.0.7-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXt-0:1.1.4-6.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXtst-0:1.2.2-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXv-0:1.0.9-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXvMC-0:1.0.8-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXxf86dga-0:1.1.4-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libXxf86vm-0:1.1.3-2.1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libdmx-0:1.1.3-3.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
libxcb-0:1.9.1-2.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
xcb-proto-0:1.8-3.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
xkeyboard-config-0:2.11-1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
xorg-x11-proto-devel-0:7.7-9.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 6
xorg-x11-xtrans-devel-0:1.3.4-1.el6
Fixed · RHSA-2014:1436
Red Hat Enterprise Linux 5
libXtst
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libX11-0:1.6.0-2.2.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXcursor-0:1.1.14-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXext-0:1.3.2-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXfixes-0:5.0.1-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXi-0:1.7.2-2.2.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXinerama-0:1.1.3-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXp-0:1.0.2-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXrandr-0:1.4.1-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXrender-0:0.9.8-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXres-0:1.0.7-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXt-0:1.1.4-6.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXtst-0:1.2.2-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXv-0:1.0.9-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXvMC-0:1.0.8-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXxf86dga-0:1.1.4-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libXxf86vm-0:1.1.3-2.1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libdmx-0:1.1.3-3.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | libxcb-0:1.9.1-2.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | xcb-proto-0:1.8-3.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | xkeyboard-config-0:2.11-1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | xorg-x11-proto-devel-0:7.7-9.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 6 | xorg-x11-xtrans-devel-0:1.3.4-1.el6 | Fixed | RHSA-2014:1436 |
| Red Hat Enterprise Linux 5 | libXtst | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue affects the libXtst package in Red Hat Enterprise Linux 5. Red Hat Product Security has rated this issue as having Moderate security impact. This issue is not planned to be fixed in Red Hat Enterprise Linux 5 as it is now in Production 3 Phase of the support and maintenance life cycle: https://access.redhat.com/support/policy/updates/errata/
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.39% (0.01394) | 71.43th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.39% (0.01394) | 68.73th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.89% (0.00892) | 73.93th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.55% (0.00554) | 78.33th | v3 (v2023.03.01) |
| Jul 9, 2024 | 0.55% (0.00554) | 77.71th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.65% (0.00649) | 78.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.65% (0.00649) | 76.16th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.11% (0.01108) | 54.62th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.54% (0.01537) | 73.85th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
References (10)
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106886.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00160.html vendor-advisoryx_refsource_SUSE
- http://www.debian.org/security/2013/dsa-2689 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2013/05/23/3 mailing-listx_refsource_MLIST
- http://www.ubuntu.com/usn/USN-1866-1 vendor-advisoryx_refsource_UBUNTU
- http://www.x.org/wiki/Development/Security/Advisory-2013-05-23 x_refsource_CONFIRMVendor Advisory
- https://access.redhat.com/security/cve/CVE-2013-2063 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=960366 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2013-2063
- https://www.cve.org/CVERecord?id=CVE-2013-2063
| Link | Providers | Tags |
|---|---|---|
| http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106886.html | vendor-advisoryx_refsource_FEDORA | |
| http://lists.opensuse.org/opensuse-updates/2013-06/msg00160.html | vendor-advisoryx_refsource_SUSE | |
| http://www.debian.org/security/2013/dsa-2689 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.openwall.com/lists/oss-security/2013/05/23/3 | mailing-listx_refsource_MLIST | |
| http://www.ubuntu.com/usn/USN-1866-1 | vendor-advisoryx_refsource_UBUNTU | |
| http://www.x.org/wiki/Development/Security/Advisory-2013-05-23 | x_refsource_CONFIRMVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2013-2063 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=960366 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-2063 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-2063 |
Change history (0)
No recorded changes yet.