Your message dated Mon, 19 Jan 2026 17:05:17 +0000
with message-id <[email protected]>
and subject line Bug#1124317: fixed in libheif 1.21.2-1
has caused the Debian Bug report #1124317,
regarding libheif: CVE-2025-68431
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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-- 
1124317: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1124317
Debian Bug Tracking System
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--- Begin Message ---
Source: libheif
Version: 1.20.2-2
Severity: important
Tags: security upstream
X-Debbugs-Cc: [email protected], Debian Security Team <[email protected]>

Hi,

The following vulnerability was published for libheif.

CVE-2025-68431[0]:
| libheif is an HEIF and AVIF file format decoder and encoder. Prior
| to version 1.21.0, a crafted HEIF that exercises the overlay image
| item path triggers a heap buffer over-read in
| `HeifPixelImage::overlay()`. The function computes a negative row
| length (likely from an unclipped overlay rectangle or invalid
| offsets), which then underflows when converted to `size_t` and is
| passed to `memcpy`, causing a very large read past the end of the
| source plane and a crash. Version 1.21.0 contains a patch. As a
| workaround, avoid decoding images using `iovl` overlay boxes.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2025-68431
    https://www.cve.org/CVERecord?id=CVE-2025-68431
[1] 
https://github.com/strukturag/libheif/security/advisories/GHSA-j87x-4gmq-cqfq
[2] 
https://github.com/strukturag/libheif/commit/b8c12a7b70f46c9516711a988483bed377b78d46

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore

--- End Message ---
--- Begin Message ---
Source: libheif
Source-Version: 1.21.2-1
Done: Joachim Bauch <[email protected]>

We believe that the bug you reported is fixed in the latest version of
libheif, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to [email protected],
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Joachim Bauch <[email protected]> (supplier of updated libheif package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing [email protected])


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Hash: SHA512

Format: 1.8
Date: Mon, 19 Jan 2026 16:27:41 +0100
Source: libheif
Architecture: source
Version: 1.21.2-1
Distribution: unstable
Urgency: medium
Maintainer: Debian Multimedia Maintainers <[email protected]>
Changed-By: Joachim Bauch <[email protected]>
Closes: 1124317
Changes:
 libheif (1.21.2-1) unstable; urgency=medium
 .
   * New upstream version 1.21.2
     - Fixes CVE-2025-68431 (Closes: #1124317).
   * Remove patches applied upstream.
   * Update symbols for new upstream version.
   * d/control: Update build dependencies for cmake AOM detection.
   * d/control: Update Standards-Version to 4.7.3 and remove optional priority.
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libheif_1.21.2-1_source.buildinfo
Files:
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