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Package "libprotobuf-c1"

Name: libprotobuf-c1

Description:

Protocol Buffers C shared library (protobuf-c)
Latest version: 1.3.3-1ubuntu0.1
Release: focal (20.04)
Level: security
Repository: universe
Head package: protobuf-c
Homepage: https://github.com/protobuf-c/protobuf-c

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Other versions of "libprotobuf-c1" in Focal

Repository Area Version
base universe 1.3.3-1
updates universe 1.3.3-1ubuntu0.1
proposed main 1.3.3-1ubuntu0.2

Changelog

Version: 1.3.3-1ubuntu0.1 2022-07-26 20:06:19 UTC

  protobuf-c (1.3.3-1ubuntu0.1) focal-security; urgency=medium

  * SECURITY UPDATE: invalid arithmetic shift allows denial of service
    in zigzag functions of protobuf-c.c
    - debian/patches/CVE-2022-33070.patch corrects operator precedence to
      fix arithmetic shift
    - CVE-2022-33070
  * SECURITY UPDATE: unsigned interger overflow in parse_required_member
    of protobuf-c.c
    - debian/patches/misc-2022-unsigned-integer.patch adds message length
      check
  * SECURITY UPDATE: possible NULL dereference in protobuf-c.c's
    protobuf_c_message_unpack
    - debian/patches/misc-2022-null-deref.patch adds NULL check

 -- Mark Esler <email address hidden> Mon, 25 Jul 2022 14:27:10 -0500
CVE-2022-33070 Protobuf-c v1.4.0 was discovered to contain an invalid arithmetic shift via the function parse_tag_and_wiretype in protobuf-c/protobuf-c.c. This vuln


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