CVE-2013-1981
Multiple integer overflows in X.org libX11 1.5.99.901 (1.6 RC1) and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to the (1) XQueryFont, (2) _XF86BigfontQueryFont, (3) XListFontsWithInfo, (4) XGetMotionEvents, (5) XListHosts, (6) XGetModifierMapping, (7) XGetPointerMapping, (8) XGetKeyboardMapping, (9) XGetWindowProperty, (10) XGetImage, (11) LoadColornameDB, (12) XrmGetFileDatabase, (13) _XimParseStringFile, or (14) TransFileName functions.
Key facts
- CVSS score
- 6.8 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-189
- EPSS score
- 1.4% (73th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2013-1969)
- Published
- June 15, 2013
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2013-1969 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- canonical / ubuntu linux
- canonical / ubuntu linux
- canonical / ubuntu linux
- canonical / ubuntu linux
- x / libx11
- x / libx11
References
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106781.html
- http://www.debian.org/security/2013/dsa-2693(Vendor Advisory)
- http://www.openwall.com/lists/oss-security/2013/05/23/3
- http://www.securityfocus.com/bid/60120
- http://www.ubuntu.com/usn/USN-1854-1(Vendor Advisory)
- http://www.x.org/wiki/Development/Security/Advisory-2013-05-23(Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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