libheif 1.4.0 has a use-after-free in heif::HeifContext:... · CVE-2019-11471 · GitHub Advisory Database · GitHub

libheif 1.4.0 has a use-after-free in heif::HeifContext:...

High severity Unreviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Apr 4, 2024

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

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.

References

Published by the National Vulnerability Database

Apr 23, 2019

Published to the GitHub Advisory Database May 24, 2022

Last updated Apr 4, 2024

Severity

High

8.8

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H