xorg-x11-server: use-after-free flaw when handling ImageText requests
Published Oct 10, 2013
6.5
MEDIUMCVSS 2.0
EPSS 4.08%
Description
Use-after-free vulnerability in the doImageText function in dix/dixfonts.c in the xorg-server module before 1.14.4 in X.Org X11 allows remote authenticated users to cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted ImageText request that triggers memory-allocation failure.
Affected products
No data.
- 6.0
- 6.1
- 6.3
- 6.4
- 6.5.1
- 6.6
- 6.7
- 6.8
- 6.8.1
- 6.8.2
- 6.9.0
- 7.0
- 7.1
- 7.2
- 7.3
- 7.4
- 7.5
- 7.5
- 7.6
- 7.6
- 7.7
- 7.7
No data.
Red Hat Enterprise Linux 5
xorg-x11-server-0:1.1.1-48.101.el5_10.1
Fixed · RHSA-2013:1426
Red Hat Enterprise Linux 6
xorg-x11-server-0:1.13.0-11.1.el6_4.2
Fixed · RHSA-2013:1426
Red Hat Enterprise Linux 7
xorg-x11-server
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | xorg-x11-server-0:1.1.1-48.101.el5_10.1 | Fixed | RHSA-2013:1426 |
| Red Hat Enterprise Linux 6 | xorg-x11-server-0:1.13.0-11.1.el6_4.2 | Fixed | RHSA-2013:1426 |
| Red Hat Enterprise Linux 7 | xorg-x11-server | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
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:L/Au:S/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 4, 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 (8 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 4.08% (0.04077) | 90.39th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.08% (0.04077) | 89.34th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.57% (0.01572) | 80.26th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.90% (0.02902) | 91.15th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.90% (0.02902) | 89.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.25% (0.06248) | 90.74th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.25% (0.06248) | 89.88th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.25% (0.06248) | 77.73th | v2 (v2022.01.01) |
References (12)
- http://lists.opensuse.org/opensuse-updates/2013-10/msg00056.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2013-10/msg00060.html vendor-advisoryx_refsource_SUSE
- http://lists.x.org/archives/xorg-announce/2013-October/002332.html mailing-listx_refsource_MLISTVendor Advisory
- http://openwall.com/lists/oss-security/2013/10/08/6 mailing-listx_refsource_MLIST
- http://rhn.redhat.com/errata/RHSA-2013-1426.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2013/dsa-2784 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/62892 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-1990-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2013-4396 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1014561 x_refsource_CONFIRMPatchIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2013-4396
- https://www.cve.org/CVERecord?id=CVE-2013-4396
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-updates/2013-10/msg00056.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-updates/2013-10/msg00060.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.x.org/archives/xorg-announce/2013-October/002332.html | mailing-listx_refsource_MLISTVendor Advisory | |
| http://openwall.com/lists/oss-security/2013/10/08/6 | mailing-listx_refsource_MLIST | |
| http://rhn.redhat.com/errata/RHSA-2013-1426.html | vendor-advisoryx_refsource_REDHAT | |
| http://www.debian.org/security/2013/dsa-2784 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.securityfocus.com/bid/62892 | vdb-entryx_refsource_BID | |
| http://www.ubuntu.com/usn/USN-1990-1 | vendor-advisoryx_refsource_UBUNTU | |
| https://access.redhat.com/security/cve/CVE-2013-4396 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1014561 | x_refsource_CONFIRMPatchIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-4396 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-4396 |
Change history (0)
No recorded changes yet.