CVE-2007-4568
MEDIUM · CVSS 6.8EPSS 4.0%EU EUVD
Integer overflow in the build_range function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values, which triggers a heap-based buffer overflow.
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-119
- EPSS score
- 4.0% (91th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2007-4550)
- Published
- October 5, 2007
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2007-4550 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- x.org / x font server
- x.org / x font server
- x.org / x font server
References
- http://bugs.freedesktop.org/show_bug.cgi?id=12298
- http://bugs.gentoo.org/show_bug.cgi?id=194606
- http://docs.info.apple.com/article.html?artnum=307430
- http://docs.info.apple.com/article.html?artnum=307562
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=602(Patch)
- http://lists.apple.com/archives/security-announce/2008/Feb/msg00002.html
- http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
- http://lists.freedesktop.org/archives/xorg-announce/2007-October/000416.html(Patch)
- http://secunia.com/advisories/27040
- http://secunia.com/advisories/27052
- http://secunia.com/advisories/27060
- http://secunia.com/advisories/27168
- http://secunia.com/advisories/27176
- http://secunia.com/advisories/27228
- http://secunia.com/advisories/27240
- http://secunia.com/advisories/27560
- http://secunia.com/advisories/28004
- http://secunia.com/advisories/28536
- http://secunia.com/advisories/28542
- http://secunia.com/advisories/28891
- http://secunia.com/advisories/29420
- http://security.gentoo.org/glsa/glsa-200710-11.xml
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-103114-1
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-200642-1
- http://www.debian.org/security/2007/dsa-1385
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:210
- http://www.novell.com/linux/security/advisories/2007_54_xorg.html
- http://www.redhat.com/support/errata/RHSA-2008-0029.html
- http://www.redhat.com/support/errata/RHSA-2008-0030.html
- http://www.securityfocus.com/archive/1/481432/100/0/threaded
- http://www.securityfocus.com/bid/25898
- http://www.securitytracker.com/id?1018763
- http://www.us-cert.gov/cas/techalerts/TA08-043B.html(US Government Resource)
- http://www.vupen.com/english/advisories/2007/3337
- http://www.vupen.com/english/advisories/2007/3338
- http://www.vupen.com/english/advisories/2007/3467
- http://www.vupen.com/english/advisories/2008/0495/references
- http://www.vupen.com/english/advisories/2008/0924/references
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36919
- https://issues.rpath.com/browse/RPL-1756
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain