CVE-2010-4577
The CSSParser::parseFontFaceSrc function in WebCore/css/CSSParser.cpp in WebKit, as used in Google Chrome before 8.0.552.224, Chrome OS…
- 7.5HighCVSS base score
- 2.2%Exploitation in 30 daysEPSS · top 17% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The CSSParser::parseFontFaceSrc function in WebCore/css/CSSParser.cpp in WebKit, as used in Google Chrome before 8.0.552.224, Chrome OS before 8.0.552.343, webkitgtk before 1.2.6, and other products does not properly parse Cascading Style Sheets (CSS) token sequences, which allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted local font, related to "Type Confusion."
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 14 years later
· 14 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 |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 2.2% · top 17% of all CVEs (9 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
15
- FEDORA-2011-0121 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://googlechromereleases.blogspot.com/2010/12/stable-beta-channel-updates_13.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 42648 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=667025 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2011-0216 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- https://bugs.webkit.org/show_bug.cgi?id=49883 (opens in a new tab)x_refsource_MISCx_transferred
- oval:org.mitre.oval:def:13953 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 43086 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://code.google.com/p/chromium/issues/detail?id=63866 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2011:0177 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://trac.webkit.org/changeset/72685/trunk/WebCore/css/CSSParser.cpp (opens in a new tab)x_refsource_MISCx_transferred
- http://trac.webkit.org/changeset/72685 (opens in a new tab)x_refsource_MISCx_transferred
- DSA-2188 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- GLSA-201012-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 45722 (opens in a new tab)vdb-entryx_refsource_BIDx_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-2010-4543 (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-2010-4577)Record last updated .