REDHAT-BUG-1761149
First published: Sat Oct 12 2019(Updated: )
It was discovered that the FreetypeFontScaler class in the 2D component in OpenJDK did not perform checks dimension of glyph bitmap images read from font files. A specially crafted font file could use this flaw to cause a Java application to crash when processing glyph images of excessive size.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenJDK 8 |
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Reference Links
- https://www.oracle.com/security-alerts/cpuoct2019.html#AppendixJAVA
- https://access.redhat.com/errata/RHSA-2019:3128
- https://access.redhat.com/errata/RHSA-2019:3127
- https://access.redhat.com/errata/RHSA-2019:3134
- https://access.redhat.com/errata/RHSA-2019:3135
- https://access.redhat.com/errata/RHSA-2019:3136
- https://access.redhat.com/errata/RHSA-2019:3158
- https://access.redhat.com/errata/RHSA-2019:3157
- http://hg.openjdk.java.net/jdk-updates/jdk11u/rev/839b5da37700
- http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/rev/2c10a7ea0c40
- http://hg.openjdk.java.net/jdk7u/jdk7u/jdk/rev/7b58e647f8d1
- https://access.redhat.com/security/cve/cve-2019-2987
- https://bugzilla.redhat.com/show_bug.cgi?id=1761149
Frequently Asked Questions
What is the severity of REDHAT-BUG-1761149?
The severity of REDHAT-BUG-1761149 is typically classified as moderate due to the potential for application crashes.
How do I fix REDHAT-BUG-1761149?
To fix REDHAT-BUG-1761149, you should update to a patched version of Oracle OpenJDK that addresses this vulnerability.
What impact does REDHAT-BUG-1761149 have on Java applications?
REDHAT-BUG-1761149 can cause Java applications to crash if they process malformed glyph bitmap images from specially crafted font files.
Is REDHAT-BUG-1761149 exploitable in production?
Yes, if a Java application handles untrusted font files and is vulnerable to REDHAT-BUG-1761149, it can be exploited in a production environment.
Which versions of OpenJDK are affected by REDHAT-BUG-1761149?
REDAHT-BUG-1761149 affects OpenJDK 17 and potentially other versions that utilize the FreetypeFontScaler class.
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- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2019-2987
- agent/first-publish-date
- agent/source
- agent/severity
- agent/references
- agent/description
- agent/event
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- agent/softwarecombine
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- agent/software-canonical-lookup-request
- vendor/oracle
- canonical/openjdk 8