CVE-2019-11471: Use After Free
First published: Tue Apr 23 2019(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Struktur Libheif | =1.4.0 | |
| ubuntu/libheif | <1.1.0-2ubuntu0.1~ | 1.1.0-2ubuntu0.1~ |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| ubuntu/libheif | <1.4.0-2 | 1.4.0-2 |
| debian/libheif | 1.11.0-1 1.15.1-1 1.18.1-2 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://github.com/strukturag/libheif/commit/995a4283d8ed2d0d2c1ceb1a577b993df2f0e014
- https://github.com/strukturag/libheif/issues/123
- https://launchpad.net/bugs/cve/CVE-2019-11471
- https://security-tracker.debian.org/tracker/CVE-2019-11471
- https://www.cve.org/CVERecord?id=CVE-2019-11471
- https://ubuntu.com/security/notices/USN-6847-1
- https://nvd.nist.gov/vuln/detail/CVE-2019-11471
- https://ubuntu.com/security/CVE-2019-11471
Frequently Asked Questions
What is CVE-2019-11471?
CVE-2019-11471 is a vulnerability in libheif 1.4.0, where a use-after-free occurs in heif::HeifContext::Image::set_alpha_channel in heif_context.h due to mishandling of references to non-existing alpha images.
What is the severity of CVE-2019-11471?
The severity of CVE-2019-11471 is high, with a severity value of 8.8.
How does CVE-2019-11471 affect the software?
CVE-2019-11471 affects the software libheif 1.4.0.
How can CVE-2019-11471 be fixed?
To fix CVE-2019-11471, it is recommended to update to a version of libheif that is not affected by the vulnerability.
What is CWE-416?
CWE-416 is a code quality vulnerability that refers to the use of uninitialized variables.
- collector/nvd-index
- agent/type
- agent/remedy
- agent/weakness
- agent/severity
- agent/first-publish-date
- agent/description
- collector/launchpad-cve
- source/Launchpad
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- agent/author
- collector/usn-cve
- source/Ubuntu
- agent/references
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- agent/trending
- agent/tags
- agent/source
- vendor/struktur
- canonical/struktur libheif
- version/struktur libheif/1.4.0
- package-manager/ubuntu
- package-manager/debian