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CVE-2020-12866

Status Candidate

Overview

A NULL pointer dereference in SANE Backends before 1.0.30 allows a malicious device connected to the same local network as the victim to cause a denial of service, GHSL-2020-079.

Related Files

Ubuntu Security Notice USN-4470-1
Posted Aug 25, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4470-1 - Kritphong Mongkhonvanit discovered that sane-backends incorrectly handled certain packets. A remote attacker could possibly use this issue to obtain sensitive memory information. This issue only affected Ubuntu 16.04 LTS. It was discovered that sane-backends incorrectly handled certain memory operations. A remote attacker could possibly use this issue to execute arbitrary code. This issue only applied to Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Various other issues were also addressed.

tags | advisory, remote, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-6318, CVE-2020-12861, CVE-2020-12864, CVE-2020-12865, CVE-2020-12866, CVE-2020-12867
SHA-256 | 7b8585ea1d768ed93a95c6c2d2e3260d81ead3292b3a8a1bb5955425a0ecb90f
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