Your message dated Sat, 21 Feb 2026 20:07:33 +0000
with message-id <[email protected]>
and subject line Bug#1125443: fixed in libpng1.6 1.6.39-2+deb12u2
has caused the Debian Bug report #1125443,
regarding libpng1.6: CVE-2026-22695: Heap buffer over-read in
png_image_read_direct_scaled()
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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--
1125443: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1125443
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Source: libpng1.6
Version: 1.6.51-1
Severity: important
Tags: security upstream
Forwarded: https://github.com/pnggroup/libpng/issues/778
X-Debbugs-Cc: [email protected], Debian Security Team <[email protected]>
Control: found -1 1.6.39-2+deb12u1
Control: found -1 1.6.48-1+deb13u1
Hi,
The following vulnerability was published for libpng1.6.
CVE-2026-22695[0]:
| LIBPNG is a reference library for use in applications that read,
| create, and manipulate PNG (Portable Network Graphics) raster image
| files. From 1.6.51 to 1.6.53, there is a heap buffer over-read in
| the libpng simplified API function png_image_finish_read when
| processing interlaced 16-bit PNGs with 8-bit output format and non-
| minimal row stride. This is a regression introduced by the fix for
| CVE-2025-65018. This vulnerability is fixed in 1.6.54.
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-2026-22695
https://www.cve.org/CVERecord?id=CVE-2026-22695
[1] https://github.com/pnggroup/libpng/issues/778
[2] https://github.com/pnggroup/libpng/security/advisories/GHSA-mmq5-27w3-rxpp
[3]
https://github.com/pnggroup/libpng/commit/e4f7ad4ea2a471776c81dda4846b7691925d9786
Please adjust the affected versions in the BTS as needed.
Regards,
Salvatore
--- End Message ---
--- Begin Message ---
Source: libpng1.6
Source-Version: 1.6.39-2+deb12u2
Done: Tobias Frost <[email protected]>
We believe that the bug you reported is fixed in the latest version of
libpng1.6, 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.
Tobias Frost <[email protected]> (supplier of updated libpng1.6 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])
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512
Format: 1.8
Date: Sat, 24 Jan 2026 14:15:14 +0100
Source: libpng1.6
Architecture: source
Version: 1.6.39-2+deb12u2
Distribution: bookworm
Urgency: medium
Maintainer: Maintainers of libpng1.6 packages <[email protected]>
Changed-By: Tobias Frost <[email protected]>
Closes: 1125443 1125444
Changes:
libpng1.6 (1.6.39-2+deb12u2) bookworm; urgency=medium
.
* Backporting fixes from 1.6.54 for oldstable:
- CVE-2026-22801 - Heap buffer over-read (Closes: #1125444
- CVE-2026-22695 - Heap buffer over-read (Closes: #1125443)
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