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CVE Record

CVE-2013-2063: Integer overflow in X.org libXtst 1.2.1 and earlier allows X servers to trigger allocation of insufficient...

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.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2013-2063 is a memory safety flaw in X.Org libXtst 1.2.1 and earlier. A malicious or compromised X server could cause a client using this library to allocate too little memory, leading to a buffer overflow. Business risk is mainly for Linux or Unix desktop environments that still carry old X.Org client libraries. Exposure is likely limited to systems with X.Org libXtst 1.2.1 or earlier, especially legacy Linux or Unix desktop installations using X11 client libraries. Modern patched distributions are less likely exposed. Treat as a legacy exposure cleanup item unless vulnerable X11 systems remain in active use. Prioritize patching internet-adjacent jump boxes, shared desktops, and environments that connect to untrusted or multi-user X servers. Mitigation focus: Identify hosts with X.Org libXtst 1.2.1 or earlier.; Apply distribution security updates from Ubuntu, Debian, Fedora, or openSUSE where applicable.; Review X.Org advisory guidance for upstream fixed versions..

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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1Source links

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Affected products

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