CVE-2018-7730 Memory corruption in n/a

What is CVE-2018-7730?

CVE-2018-7730 is a medium-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 6 Mar 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

An issue was discovered in Exempi through 2.4.4. A certain case of a 0xffffffff length is mishandled in XMPFiles/source/FormatSupport/PSIR_FileWriter.cpp, leading to a heap-based buffer over-read in the PSD_MetaHandler::CacheFileData() function.

Weakness: CWE-125

Which versions are affected by CVE-2018-7730?

It affects 3 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Exempi Project Exempi.

How do I fix CVE-2018-7730?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-7730 being exploited?

There is no known exploitation of CVE-2018-7730 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2018-7730, GHSA-f3hh-8x95-hp3m, UBUNTU-CVE-2018-7730.