CVE-2014-8100
The Render extension in XFree86 4.0.1, X.Org X Window System (aka X11 or X) X11R6.7, and X.Org Server (aka xserver and xorg-server) before 1.16.3 allows remote authenticated users to cause a denial of service (out-of-bounds read or write) or possibly execute arbitrary code via a crafted length or index value to the (1) ProcRenderQueryVersion, (2) SProcRenderQueryVersion, (3) SProcRenderQueryPictFormats, (4) SProcRenderQueryPictIndexValues, (5) SProcRenderCreatePicture, (6) SProcRenderChangePicture, (7) SProcRenderSetPictureClipRectangles, (8) SProcRenderFreePicture, (9) SProcRenderComposite, (10) SProcRenderScale, (11) SProcRenderCreateGlyphSet, (12) SProcRenderReferenceGlyphSet, (13) SProcRenderFreeGlyphSet, (14) SProcRenderFreeGlyphs, or (15) SProcRenderCompositeGlyphs function.
Key facts
- CVSS score
- 6.5 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:S/C:P/I:P/A:P- Weakness (CWE)
- CWE-119
- EPSS score
- 4.4% (91th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-7947)
- Published
- December 10, 2014
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-7947 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- x.org / x server
- x.org / x11
- x.org / xfree86
References
- http://advisories.mageia.org/MGASA-2014-0532.html
- http://secunia.com/advisories/61947
- http://secunia.com/advisories/62292
- http://www.debian.org/security/2014/dsa-3095
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:119
- http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
- http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
- http://www.securityfocus.com/bid/71602
- http://www.x.org/wiki/Development/Security/Advisory-2014-12-09/(Patch, Vendor Advisory)
- https://security.gentoo.org/glsa/201504-06
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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