Home/CVE/Use-after-free vulnerability in the doImageText function in dix/dixfonts.c in the xorg-server module before 1.14.4 in X.
CVE

CVE-2013-4396

Use-after-free vulnerability in the doImageText function in dix/dixfonts.c in the xorg-server module before 1.14.4 in X.

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.

MEDIUM · CVSS 6.5 EPSS 0.01971
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
▤

Affected Products & Versions

1
x x.org x11all versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
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This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:S/C:P/I:P/A:P
Published to NVD10 Oct 2013 · 10:55 AM
⚑

Vendor Advisories

5
suse-csafopenSUSE-SU-2024:10518-1
suse-csafSUSE-SU-2015:0427-1
suse-csafSUSE-SU-2015:1025-1
usnUSN-1990-1
rhsaRHSA-2013:1426Important
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-updates/2013-10/msg00056.html
http://lists.opensuse.org/opensuse-updates/2013-10/msg00060.html
http://lists.x.org/archives/xorg-announce/2013-October/002332.htmlVendor Advisory
http://openwall.com/lists/oss-security/2013/10/08/6
http://rhn.redhat.com/errata/RHSA-2013-1426.html
http://www.debian.org/security/2013/dsa-2784
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