CVE-2019-15143 Denial of service in n/a

What is CVE-2019-15143?

CVE-2019-15143 is a medium-severity denial of service vulnerability in Canonical Ubuntu Linux, published on 18 Aug 2019. 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

In DjVuLibre 3.5.27, the bitmap reader component allows attackers to cause a denial-of-service error (resource exhaustion caused by a GBitmap::read_rle_raw infinite loop) by crafting a corrupted image file, related to libdjvu/DjVmDir.cpp and libdjvu/GBitmap.cpp.

Weakness: CWE-835

Which versions are affected by CVE-2019-15143?

It affects 5 products.

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

How do I fix CVE-2019-15143?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2019-15143 being exploited?

There is no known exploitation of CVE-2019-15143 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-2019-15143, GHSA-vwcc-98m2-wf3c, UBUNTU-CVE-2019-15143.