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CVE-2022-33070

Status Candidate

Overview

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 vulnerability allows attackers to cause a Denial of Service (DoS) via unspecified vectors.

Related Files

Ubuntu Security Notice USN-5811-1
Posted Jan 19, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5811-1 - Matthieu Barjole and Victor Cutillas discovered that Sudo incorrectly handled user-specified editors when using the sudoedit command. A local attacker that has permission to use the sudoedit command could possibly use this issue to edit arbitrary files. It was discovered that the Protobuf-c library, used by Sudo, incorrectly handled certain arithmetic shifts. An attacker could possibly use this issue to cause Sudo to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS.

tags | advisory, denial of service, arbitrary, local
systems | linux, ubuntu
advisories | CVE-2022-33070, CVE-2023-22809
SHA-256 | 125a5a2bfed966c929abe10855d93636c2099a6516997eefaa81b2d2f0f7af69
Ubuntu Security Notice USN-5531-1
Posted Jul 27, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5531-1 - Pietro Borrello discovered that protobuf-c contained an invalid arithmetic shift. This vulnerability allowed attackers to cause a denial of service via unspecified vectors. It was discovered that protobuf-c contained an unsigned integer overflow. This vulnerability allowed attackers to cause a denial of service via unspecified vectors.

tags | advisory, denial of service, overflow
systems | linux, ubuntu
advisories | CVE-2022-33070
SHA-256 | 9c1853bf4125f3d2065d985d456461411609a6cce87fd52a52fb2f90beb1a732
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