Vulnerability Description
An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FormatSupport/WEBP_Support.cpp does not check whether a bitstream has a NULL value, leading to a NULL pointer dereference in the WEBP::VP8XChunk class.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Exempi Project | Exempi | <= 2.4.4 |
| Canonical | Ubuntu Linux | 14.04 |
Related Weaknesses (CWE)
References
- https://bugs.freedesktop.org/show_bug.cgi?id=105247ExploitIssue TrackingThird Party Advisory
- https://cgit.freedesktop.org/exempi/commit/?id=aabedb5e749dd59112a3fe1e8e08f2d93PatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://usn.ubuntu.com/3668-1/Third Party Advisory
- https://bugs.freedesktop.org/show_bug.cgi?id=105247ExploitIssue TrackingThird Party Advisory
- https://cgit.freedesktop.org/exempi/commit/?id=aabedb5e749dd59112a3fe1e8e08f2d93PatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://usn.ubuntu.com/3668-1/Third Party Advisory
FAQ
What is CVE-2018-7731?
CVE-2018-7731 is a vulnerability with a CVSS score of 5.5 (MEDIUM). An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FormatSupport/WEBP_Support.cpp does not check whether a bitstream has a NULL value, leading to a NULL pointer dereference in the WEBP::...
How severe is CVE-2018-7731?
CVE-2018-7731 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-7731?
Check the references section above for vendor advisories and patch information. Affected products include: Exempi Project Exempi, Canonical Ubuntu Linux.