CVE-2006-0747
Integer underflow in Freetype before 2.2 allows remote attackers to cause a denial of service (crash) via a font file with an odd number…
- 5.0MediumCVSS base score
- 13.0%Exploitation in 30 daysEPSS · top 3.6% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Integer underflow in Freetype before 2.2 allows remote attackers to cause a denial of service (crash) via a font file with an odd number of blue values, which causes the underflow when decrementing by 2 in a context that assumes an even number of values.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- FreeType - '.TTF' File Remote Buffer Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 27992remote, unixpublished 8 Jun 2006Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By redhat
- 3 months later
· 3 months later
Published
- 18 years later
· 18 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 13.0% · top 3.6% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
References
28
- SUSE-SA:2006:037 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 20791 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://support.apple.com/kb/HT3549 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 102705 (opens in a new tab)vendor-advisoryx_refsource_SUNALERTx_transferred
- 20525 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 21701 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-291-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 21385 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 35074 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- APPLE-SA-2009-05-12 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- 20060612 rPSA-2006-0100-1 freetype (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 21135 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- RHSA-2006:0500 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- oval:org.mitre.oval:def:9508 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 18326 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=183676 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 23939 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2006-176.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20591 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- TA09-133A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- ADV-2009-1297 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 20638 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 1016522 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- ADV-2007-0381 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- https://issues.rpath.com/browse/RPL-429 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 21062 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDKSA-2006:099 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- DSA-1095 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2006-0753 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2006-0747)Record last updated .