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Fedora Update Notification
FEDORA-2023-8b0938312e
2023-04-29 05:12:00.194966
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Name        : libsignal-protocol-c
Product     : Fedora 36
Version     : 2.3.3
Release     : 7.fc36
URL         : https://github.com/signalapp/libsignal-protocol-c
Summary     : Signal Protocol C library
Description :
This is a ratcheting forward secrecy protocol that works in synchronous
and asynchronous messaging environments.

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Update Information:

Backport a fix for [CVE-2022-48468](https://cve.mitre.org/cgi-
bin/cvename.cgi?name=CVE-2022-48468) for
[protobuf-c](https://github.com/protobuf-c/protobuf-c), which is bundled in
`libsignal-protocol-c`.  https://github.com/protobuf-c/protobuf-
c/commit/ec3d900001a13ccdaa8aef996b34c61159c76217
https://github.com/protobuf-c/protobuf-c/issues/499
https://github.com/protobuf-c/protobuf-c/pull/513
https://github.com/protobuf-c/protobuf-c/releases/tag/v1.4.1
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ChangeLog:

* Wed Apr 19 2023 Randy Barlow  - 2.3.3-7
- Fix CVE-2022-48468: unsigned integer overflow (#2186673).
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References:

  [ 1 ] Bug #2186674 - CVE-2022-48468 libsignal-protocol-c: protobuf-c: an unsigned integer overflow in parse_required_member [epel-8]
        https://bugzilla.redhat.com/show_bug.cgi?id=2186674
  [ 2 ] Bug #2186675 - CVE-2022-48468 libsignal-protocol-c: protobuf-c: an unsigned integer overflow in parse_required_member [fedora-36]
        https://bugzilla.redhat.com/show_bug.cgi?id=2186675
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2023-8b0938312e' at the command
line. For more information, refer to the dnf documentation available at
https://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

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https://fedoraproject.org/keys
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