← Vulnerability feed

Vulnerability record · CVE-2019-11471 · published 23 April 2019

CVE-2019-11471: Struktur libheif use after free vulnerability

Struktur · Libheif

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.

8.8 CVSS 3.0 High EPSS 1.8% · top 21.9% CWE-416 · Use after free
8.8CVSS 3.0 base score, v2 6.8
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/strukturag/libheif/commit/995a4283d8ed2d0d2c1ceb1a577b993df2f0e014 PatchThird Party Advisory
https://github.com/strukturag/libheif/issues/123 ExploitPatchThird Party Advisory
https://github.com/strukturag/libheif/commit/995a4283d8ed2d0d2c1ceb1a577b993df2f0e014 PatchThird Party Advisory
https://github.com/strukturag/libheif/issues/123 ExploitPatchThird Party Advisory

Track CVE-2019-11471 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2026-32740Struktur libheif out-of-bounds write vulnerabilitylibheif is a HEIF and AVIF file format decoder and encoder. Versions 1.21.2 and prior contain a heap-buffer-overflow (write) vulnerability in the gri…EPSS 0.56%8.8CVE-2023-49460Struktur libheif vulnerabilitylibheif v1.17.5 was discovered to contain a segmentation violation via the function UncompressedImageCodec::decode_uncompressed_image.EPSS 0.76%8.8CVE-2023-49462Struktur libheif vulnerabilitylibheif v1.17.5 was discovered to contain a segmentation violation via the component /libheif/exif.cc.EPSS 0.80%8.8CVE-2023-49463Struktur libheif vulnerabilitylibheif v1.17.5 was discovered to contain a segmentation violation via the function find_exif_tag at /libheif/exif.cc.EPSS 0.77%8.8CVE-2023-49464Struktur libheif vulnerabilitylibheif v1.17.5 was discovered to contain a segmentation violation via the function UncompressedImageCodec::get_luma_bits_per_pixel_from_configuratio…EPSS 0.76%8.8CVE-2020-19498Struktur libheif vulnerabilityFloating point exception in function Fraction in libheif 1.4.0, allows attackers to cause a Denial of Service or possibly other unspecified impacts.EPSS 1.4%8.8CVE-2020-19499Struktur libheif out-of-bounds read vulnerabilityAn issue was discovered in heif::Box_iref::get_references in libheif 1.4.0, allows attackers to cause a Denial of Service or possibly other unspecifi…EPSS 1.4%8.1CVE-2024-41311Struktur libheif out-of-bounds read vulnerabilityIn Libheif 1.17.6, insufficient checks in ImageOverlay::parse() decoding a heif file containing an overlay image with forged offsets can lead to an o…EPSS 0.77%

Source: NIST National Vulnerability Database (record CVE-2019-11471), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.