- -------------------------------------------------------------------------
Debian LTS Advisory DLA-2629-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/                    Thorsten Alteholz
April 18, 2021                                https://wiki.debian.org/LTS
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Package        : libebml
Version        : 1.3.4-1+deb9u2
CVE ID         : CVE-2021-3405


A heap overflow issue was detected in libebml, a library to read and 
write files in the EBML format, a binary pendant to XML.
These issues appeared in several ReadData functions of various data type 
classes. This update also fixes the issue in EbmlString::ReadData and 
EbmlUnicodeString::ReadData, which were mentioned in CVE-2021-3405.


For Debian 9 stretch, this problem has been fixed in version
1.3.4-1+deb9u2.

We recommend that you upgrade your libebml packages.

For the detailed security status of libebml please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/libebml

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

Debian LTS: DLA-2629-1: libebml security update

April 18, 2021
A heap overflow issue was detected in libebml, a library to read and write files in the EBML format, a binary pendant to XML

Summary

A heap overflow issue was detected in libebml, a library to read and
write files in the EBML format, a binary pendant to XML.
These issues appeared in several ReadData functions of various data type
classes. This update also fixes the issue in EbmlString::ReadData and
EbmlUnicodeString::ReadData, which were mentioned in CVE-2021-3405.


For Debian 9 stretch, this problem has been fixed in version
1.3.4-1+deb9u2.

We recommend that you upgrade your libebml packages.

For the detailed security status of libebml please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/libebml

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS



Severity
Package : libebml
Version : 1.3.4-1+deb9u2
CVE ID : CVE-2021-3405

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