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CVE-2019-11471

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

8.8 HighFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.84%Up 1.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

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.

Record
CVE-2019-11471
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-416
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2019-11471
Updated
2026-11-02
EUVDEUVD-2019-3144 No score

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.

Record
EUVD-2019-3144
Updated
2026-11-03
GitHub AdvisoriesGHSA-25gq-3qmx-682c 8.8

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

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.

Record
GHSA-25gq-3qmx-682c
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
OSVALPINE-CVE-2019-11471 8.8

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.

Record
ALPINE-CVE-2019-11471
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSV 8.8

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.

Record
CVE-2019-11471
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 4 moreShow less
OSVDEBIAN-CVE-2019-11471 8.8

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.

Record
DEBIAN-CVE-2019-11471
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2019-11471 8.8

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.

Record
UBUNTU-CVE-2019-11471
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2019-0290 No score

Updated libheif packages fix security vulnerability

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 (CVE-2019-11471).

Also, imagemagick has been updated to 7.0.8.62 to fix various bugs.

Record
MGASA-2019-0290
Updated
2026-11-02
OSVUSN-6847-1 No score

libheif vulnerabilities

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. (CVE-2019-11471)

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. (CVE-2020-23109)

Eugene Lim 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, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-0996)

Min Jang 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 and Ubuntu 22.04 LTS. (CVE-2023-29659)

Yuchuan Meng 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 23.10. (CVE-2023-49460, CVE-2023-49462, CVE-2023-49463, CVE-2023-49464)

Record
USN-6847-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
libheif
Alpine:v3.11
 before 1.5.0-r0
1.5.0-r0
libheif
Alpine:v3.23
 before 1.5.0-r0
1.5.0-r0
libheif
Debian:12
 before 1.3.2-2
1.3.2-2
libheif
Debian:13
 before 1.3.2-2
1.3.2-2
libheif
Debian:14
 before 1.3.2-2
1.3.2-2
imagemagick
Mageia:7
 before 7.0.8.62-1.mga7
7.0.8.62-1.mga7
libheif
Mageia:7
 before 1.4.1-1.mga7.tainted
1.4.1-1.mga7.tainted
imagemagick
Mageia:7
 before 7.0.8.62-1.mga7.tainted
7.0.8.62-1.mga7.tainted
libheif
Ubuntu:Pro:18.04:LTS
 before 1.1.0-2ubuntu0.1~esm1, plus listed versions
1.1.0-2
1.1.0-2ubuntu0.1~esm1
libheif
Ubuntu:Pro:20.04:LTS
 before 1.6.1-1ubuntu0.1~esm1, plus listed versions
1.5.0-1build11.5.1-11.5.1-1build11.6.0-11.6.1-11.6.1-1build1
1.6.1-1ubuntu0.1~esm1
libheif
Ubuntu:Pro:22.04:LTS
 before 1.12.0-2ubuntu0.1~esm1, plus listed versions
1.11.0-11.12.0-2build1
1.12.0-2ubuntu0.1~esm1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-11471 is a high vulnerability (CVSS 8.8) in Struktur Libheif, published April 23, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.84%, the 78th percentile. Fixed in libheif 1.5.0-r0.

References

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