CVE-2015-6781
What it is
Integer overflow in the FontData::Bound function in data/font_data.cc in Google sfntly, as used in Google Chrome before 47.0.2526.73, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted offset or length value within font data in an SFNT container.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 1.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.6% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.6% · EPSS, next 30 days
- Weakness
- CWE-189
- Record status
- Modified
Affected
- Google Chrome ≤ 46.0.2490.86
Attack profile CVSS 2.0 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- Partial
Raw vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2015-6781.md and follow it. Check whether this project is affected by CVE-2015-6781. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/googlei18n/sfntly/commit/de776d4ef06ca29c240de3444348894f032b03ff
- https://github.com/googlei18n/sfntly/commit/de776d4ef06ca29c240de3444348894f032b03ff
References
- http://googlechromereleases.blogspot.com/2015/12/stable-channel-update.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00017.html
- http://www.debian.org/security/2015/dsa-3415
- http://www.securityfocus.com/bid/78416
- http://www.securitytracker.com/id/1034298
- https://code.google.com/p/chromium/issues/detail?id=497302
- https://codereview.chromium.org/1367323002/
- https://github.com/googlei18n/sfntly/commit/de776d4ef06ca29c240de3444348894f032b03ff
- https://security.gentoo.org/glsa/201603-09
- http://googlechromereleases.blogspot.com/2015/12/stable-channel-update.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00017.html
- http://www.debian.org/security/2015/dsa-3415
- http://www.securityfocus.com/bid/78416
- http://www.securitytracker.com/id/1034298
- https://code.google.com/p/chromium/issues/detail?id=497302
- https://codereview.chromium.org/1367323002/
- https://github.com/googlei18n/sfntly/commit/de776d4ef06ca29c240de3444348894f032b03ff
- https://security.gentoo.org/glsa/201603-09