File _patchinfo of Package patchinfo.17835

<patchinfo incident="17835">
  <issue tracker="bnc" id="1180623">VUL-0: CVE-2020-16044: MozillaFirefox, MozillaThunderbird: Use-after-free write when handling a malicious COOKIE-ECHO SCTP chunk (MFSA 2021-01)</issue>
  <issue tracker="cve" id="2020-16044"/>
  <packager>MSirringhaus</packager>
  <rating>important</rating>
  <category>security</category>
  <summary>Security update for MozillaThunderbird</summary>
  <description>This update for MozillaThunderbird fixes the following issues:

- Mozilla Thunderbird 78.6.1
  * changed: MailExtensions: browserAction, composeAction, and
    messageDisplayAction toolbar buttons now support label and
    default_label properties (bmo#1583478)
  * fixed: Running a quicksearch that returned no results did not
    offer to re-run as a global search (bmo#1663153)
  * fixed: Message search toolbar fixes (bmo#1681010)
  * fixed: Very long subject lines distorted the message compose
    and display windows, making them unusable (bmo#77806)
  * fixed: Compose window: Recipient addresses that had not yet
    been autocompleted were lost when clicking Send button
    (bmo#1674054)
  * fixed: Compose window: New message is no longer marked as
    "changed" just from tabbing out of the recipient field
    without editing anything (bmo#1681389)
  * fixed: Account autodiscover fixes when using MS Exchange
    servers (bmo#1679759)
  * fixed: LDAP address book stability fix (bmo#1680914)
  * fixed: Messages with invalid vcard attachments were not
    marked as read when viewed in the preview window
    (bmo#1680468)
  * fixed: Chat: Could not add TLS certificate exceptions for
    XMPP connections (bmo#1590471)
  * fixed: Calendar: System timezone was not always properly
    detected (bmo#1678839)
  * fixed: Calendar: Descriptions were sometimes blank when
    editing a single occurrence of a repeating event
    (bmo#1664731)
  * fixed: Various printing bugfixes (bmo#1676166)
  * fixed: Visual consistency and theme improvements
    (bmo#1682808)
  MFSA 2021-02 (bsc#1180623)
  * CVE-2020-16044 (bmo#1683964)
    Use-after-free write when handling a malicious COOKIE-ECHO
    SCTP chunk
</description>
</patchinfo>