Unrated severityNVD Advisory· Published Jun 15, 2013· Updated Apr 29, 2026

CVE-2013-1997

Description

Multiple buffer overflows in X.org libX11 1.5.99.901 (1.6 RC1) and earlier allow X servers to cause a denial of service (crash) and possibly execute arbitrary code via crafted length or index values to the (1) XAllocColorCells, (2) _XkbReadGetDeviceInfoReply, (3) _XkbReadGeomShapes, (4) _XkbReadGetGeometryReply, (5) _XkbReadKeySyms, (6) _XkbReadKeyActions, (7) _XkbReadKeyBehaviors, (8) _XkbReadModifierMap, (9) _XkbReadExplicitComponents, (10) _XkbReadVirtualModMap, (11) _XkbReadGetNamesReply, (12) _XkbReadGetMapReply, (13) _XimXGetReadData, (14) XListFonts, (15) XListExtensions, and (16) XGetFontPath functions.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.x.org/wiki/Development/Security/Advisory-2013-05-23nvdVendor Advisory
lists.fedoraproject.org/pipermail/package-announce/2013-May/106781.htmlnvd
www.debian.org/security/2013/dsa-2693nvd
www.openwall.com/lists/oss-security/2013/05/23/3nvd
www.ubuntu.com/usn/USN-1854-1nvd

News mentions

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