CVE-2020-15306 Memory corruption in n/a

What is CVE-2020-15306?

CVE-2020-15306 is a medium-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 26 Jun 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An issue was discovered in OpenEXR before v2.5.2. Invalid chunkCount attributes could cause a heap buffer overflow in getChunkOffsetTableSize() in IlmImf/ImfMisc.cpp.

Weakness: CWE-787

Which versions are affected by CVE-2020-15306?

It affects 5 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Fedoraproject Fedora, Openexr Openexr, Opensuse Leap.

How do I fix CVE-2020-15306?

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-2020-15306 being exploited?

There is no known exploitation of CVE-2020-15306 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 AZL-45069, DEBIAN-CVE-2020-15306, GHSA-f8m4-63vc-c2g7, UBUNTU-CVE-2020-15306.