What is CVE-2019-11471?

CVE-2019-11471 is a high-severity vulnerability in Struktur Libheif, classified under Use After Free. CVSS score: 8.8/10. Published 2019-04-23.

How severe is CVE-2019-11471?

High severity. CVSS v3 base score is 8.8 out of 10.

Use After Free in Struktur Libheif

CVE-2019-11471

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.

Vulnerability class: Use-After-Free

EPSS: 0.018 (76.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Struktur Libheif — versions 1.4.0
N/a — versions n/a

Weakness classification (CWE)

CWE-416 — Use After Free

References

cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-11471?: CVE-2019-11471 is a high-severity vulnerability in Struktur Libheif, classified under Use After Free. CVSS score: 8.8/10. Published 2019-04-23.
How severe is CVE-2019-11471?: High severity. CVSS v3 base score is 8.8 out of 10.