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Sicherheit: Pufferüberlauf in libebml
Aktuelle Meldungen Distributionen
Name: Pufferüberlauf in libebml
ID: FEDORA-2021-9a0fff8455
Distribution: Fedora
Plattformen: Fedora 32
Datum: Mo, 8. März 2021, 23:23
Referenzen: https://bugzilla.redhat.com/show_bug.cgi?id=1930172
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3405
Applikationen: libEBML

Originalnachricht

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Fedora Update Notification
FEDORA-2021-9a0fff8455
2021-03-08 20:13:39.758249
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Name : libebml
Product : Fedora 32
Version : 1.4.2
Release : 1.fc32
URL : https://www.matroska.org/
Summary : Extensible Binary Meta Language library
Description :
Extensible Binary Meta Language access library A library for reading
and writing files with the Extensible Binary Meta Language, a binary
pendant to XML.

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Update Information:

Fixed several heap overflow bugs in the `ReadData` functions of various data
type classes. This fixes CVE-2021-3405.
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ChangeLog:

* Wed Feb 24 2021 Dominik Mierzejewski <rpm@greysector.net> - 1.4.2-1
- update to 1.4.2 (#1930172)
- fixes CVE-2021-3405 (#1926991)
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References:

[ 1 ] Bug #1926991 - CVE-2021-3405 libebml: Heap overflow in
EbmlString::ReadData and EbmlUnicodeString::ReadData [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1926991
[ 2 ] Bug #1930172 - libebml-1.4.2 is available
https://bugzilla.redhat.com/show_bug.cgi?id=1930172
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-9a0fff8455' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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