Home / mailings [gentoo-announce] [ GLSA 202611-04 ] libheif: Multiple Vulnerabilities
Posted on 12 November 2026
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Gentoo Linux Security Advisory GLSA 202611-04
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https://security.gentoo.org/
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Severity: High
Title: libheif: Multiple Vulnerabilities
Date: November 11, 2026
Bugs: #897904, #979186, #982706, #983125, #983869, #985013
ID: 202611-04
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Synopsis
========
Multiple vulnerabilities have been found in libheif, the worst of which
could result in arbitrary code execution.
Background
==========
libheif is an ISO/IEC 23008-12 HEIF and AVIF (AV1 Image File Format)
file format decoder and encoder. HEIC and AVIF are new image file
formats employing HEVC (H.265) or AV1 image coding, respectively, for
the best compression ratios currently possible.
Affected packages
=================
Package Vulnerable Unaffected
------------------ ------------ ------------
media-libs/libheif < 1.23.7 >= 1.23.7
Description
===========
Multiple vulnerabilities have been discovered in libheif. Please review
the CVE identifiers referenced below for details.
Impact
======
Please review the referenced CVE identifiers for details.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All libheif users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/libheif-1.23.7"
References
==========
[ 1 ] CVE-2023-0996
https://nvd.nist.gov/vuln/detail/CVE-2023-0996
[ 2 ] CVE-2023-29659
https://nvd.nist.gov/vuln/detail/CVE-2023-29659
[ 3 ] CVE-2026-32738
https://nvd.nist.gov/vuln/detail/CVE-2026-32738
[ 4 ] CVE-2026-32739
https://nvd.nist.gov/vuln/detail/CVE-2026-32739
[ 5 ] CVE-2026-32740
https://nvd.nist.gov/vuln/detail/CVE-2026-32740
[ 6 ] CVE-2026-32741
https://nvd.nist.gov/vuln/detail/CVE-2026-32741
[ 7 ] CVE-2026-32814
https://nvd.nist.gov/vuln/detail/CVE-2026-32814
[ 8 ] CVE-2026-32882
https://nvd.nist.gov/vuln/detail/CVE-2026-32882
[ 9 ] CVE-2026-41069
https://nvd.nist.gov/vuln/detail/CVE-2026-41069
[ 10 ] CVE-2026-41071
https://nvd.nist.gov/vuln/detail/CVE-2026-41071
[ 11 ] CVE-2026-47178
https://nvd.nist.gov/vuln/detail/CVE-2026-47178
[ 12 ] CVE-2026-47247
https://nvd.nist.gov/vuln/detail/CVE-2026-47247
[ 13 ] CVE-2026-47251
https://nvd.nist.gov/vuln/detail/CVE-2026-47251
[ 14 ] CVE-2026-47254
https://nvd.nist.gov/vuln/detail/CVE-2026-47254
[ 15 ] CVE-2026-47709
https://nvd.nist.gov/vuln/detail/CVE-2026-47709
[ 16 ] CVE-2026-47714
https://nvd.nist.gov/vuln/detail/CVE-2026-47714
[ 17 ] CVE-2026-48029
https://nvd.nist.gov/vuln/detail/CVE-2026-48029
[ 18 ] CVE-2026-49271
https://nvd.nist.gov/vuln/detail/CVE-2026-49271
[ 19 ] CVE-2026-50142
https://nvd.nist.gov/vuln/detail/CVE-2026-50142
[ 20 ] CVE-2026-62292
https://nvd.nist.gov/vuln/detail/CVE-2026-62292
[ 21 ] CVE-2026-84383
https://nvd.nist.gov/vuln/detail/CVE-2026-84383
[ 22 ] CVE-2026-84384
https://nvd.nist.gov/vuln/detail/CVE-2026-84384
[ 23 ] CVE-2026-84444
https://nvd.nist.gov/vuln/detail/CVE-2026-84444
[ 24 ] CVE-2026-84446
https://nvd.nist.gov/vuln/detail/CVE-2026-84446
[ 25 ] CVE-2026-84447
https://nvd.nist.gov/vuln/detail/CVE-2026-84447
[ 26 ] CVE-2026-84448
https://nvd.nist.gov/vuln/detail/CVE-2026-84448
[ 27 ] CVE-2026-84450
https://nvd.nist.gov/vuln/detail/CVE-2026-84450
[ 28 ] CVE-2026-84451
https://nvd.nist.gov/vuln/detail/CVE-2026-84451
[ 29 ] GHSA-24wx-9w62-c96w
[ 30 ] GHSA-2g6j-vhr6-6wrj
[ 31 ] GHSA-2jg2-4ch7-h545
[ 32 ] GHSA-35mc-3887-rr37
[ 33 ] GHSA-3gwx-cjv4-jr74
[ 34 ] GHSA-46rp-pcq2-rpmr
[ 35 ] GHSA-48p4-gj45-w9v6
[ 36 ] GHSA-4h82-g446-83fm
[ 37 ] GHSA-4jqm-2x34-6f6r
[ 38 ] GHSA-4rv4-953r-p24q
[ 39 ] GHSA-6fqc-p7r8-2g36
[ 40 ] GHSA-73j7-gvm9-x8q6
[ 41 ] GHSA-73p7-m7gg-w2jv
[ 42 ] GHSA-74mj-m37q-h3q9
[ 43 ] GHSA-7qm8-hj35-269r
[ 44 ] GHSA-86ch-j429-fpr2
[ 45 ] GHSA-8857-r8x5-7499
[ 46 ] GHSA-8fmq-r4pf-7m57
[ 47 ] GHSA-8p2c-9wv4-rx4p
[ 48 ] GHSA-9c75-9g8r-4728
[ 49 ] GHSA-9rj8-5mp5-26c9
[ 50 ] GHSA-9rpf-2x22-78m9
[ 51 ] GHSA-9ww4-9v47-m7pj
[ 52 ] GHSA-fcmw-5764-7rq8
[ 53 ] GHSA-fpr5-xpfr-vcq3
[ 54 ] GHSA-fqpw-fj22-78w4
[ 55 ] GHSA-g89c-p67h-r497
[ 56 ] GHSA-gff5-3vgr-p8h2
[ 57 ] GHSA-gh5q-69gg-c964
[ 58 ] GHSA-h4h8-qgvc-m7r2
[ 59 ] GHSA-hh47-fhqr-cj2r
[ 60 ] GHSA-hpg4-g2gc-pq42
[ 61 ] GHSA-j264-xvrp-5v7q
[ 62 ] GHSA-jc8f-p23p-5hjg
[ 63 ] GHSA-jx54-6rm6-2cgj
[ 64 ] GHSA-mw6f-29j3-76f4
[ 65 ] GHSA-p58j-h3vm-3fp5
[ 66 ] GHSA-pfcm-ffqg-84hx
[ 67 ] GHSA-prgh-72vc-3xmc
[ 68 ] GHSA-q492-cfcm-895h
[ 69 ] GHSA-q7mw-2fmm-5q94
[ 70 ] GHSA-qwpf-5wf7-r996
[ 71 ] GHSA-r7gr-2xm2-23wf
[ 72 ] GHSA-r9cg-w542-g7hj
[ 73 ] GHSA-rcqc-842v-m26h
[ 74 ] GHSA-rhgw-q5g8-xjh2
[ 75 ] GHSA-v8qw-hwjv-44hw
[ 76 ] GHSA-vg7w-rp49-4fc2
[ 77 ] GHSA-vv35-6hxg-95x8
[ 78 ] GHSA-w7mc-p8jc-p853
[ 79 ] GHSA-x8r2-mggj-j6wr
[ 80 ] GHSA-x8xm-cm2c-cfc8
[ 81 ] GHSA-xpw3-9rhw-482x
[ 82 ] GHSA-xrp2-63fq-jm8q
[ 83 ] GHSA-xw34-mjcp-jqh8
[ 84 ] GHSA-xwcv-cp39-m2w4
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202611-04
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
=======
Copyright 2026 Gentoo Authors; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license (CC-BY-SA-4.0).
https://creativecommons.org/licenses/by-sa/4.0
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