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CVE-2019-11471

Status Candidate

Overview

libheif 1.4.0 has a use-after-free in heif::HeifContext::Image::set_alpha_channel in heif_context.h because heif_context.cc mishandles references to non-existing alpha images.

Related Files

Ubuntu Security Notice USN-6847-1
Posted Jun 26, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6847-1 - It was discovered that libheif incorrectly handled certain image data. An attacker could possibly use this issue to crash the program, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS. Reza Mirzazade Farkhani discovered that libheif incorrectly handled certain image data. An attacker could possibly use this issue to crash the program, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS.

tags | advisory, denial of service
systems | linux, ubuntu
advisories | CVE-2019-11471, CVE-2020-23109, CVE-2023-0996, CVE-2023-29659, CVE-2023-49460
SHA-256 | 98860e4bce3c2183b125bf0e0c52708c238fee73e10418bc4a9ca6250468c2a8
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