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| Name: pngcheck | Distribution: Fedora Project |
| Version: 2.4.0 | Vendor: Fedora Project |
| Release: 8.el8 | Build date: Mon Apr 26 17:08:39 2021 |
| Group: Unspecified | Build host: buildvm-s390x-02.s390.fedoraproject.org |
| Size: 143560 | Source RPM: pngcheck-2.4.0-8.el8.src.rpm |
| Packager: Fedora Project | |
| Url: http://www.libpng.org/pub/png/apps/pngcheck.html | |
| Summary: Verifies the integrity of PNG, JNG and MNG files | |
pngcheck verifies the integrity of PNG, JNG and MNG files (by checking the internal 32-bit CRCs [checksums] and decompressing the image data); it can optionally dump almost all of the chunk-level information in the image in human-readable form. For example, it can be used to print the basic statistics about an image (dimensions, bit depth, etc.); to list the color and transparency info in its palette (assuming it has one); or to extract the embedded text annotations. This is a command-line program with batch capabilities. The current release supports all PNG, MNG and JNG chunks, including the newly approved sTER stereo-layout chunk. It correctly reports errors in all but two of the images in Chris Nokleberg's brokensuite-20061204.
MIT
* Mon Apr 26 2021 Benjamin A. Beasley <code@musicinmybrain.net> - 2.4.0-8
- Backport fix for RHBZ#1949800 from upstream release 3.0.3
* Thu Jan 07 2021 Benjamin A. Beasley <code@musicinmybrain.net> - 2.4.0-7
- Fix buffer overflow on large MNG LOOP chunk (RHBZ#1908559)
* Thu Jan 07 2021 Benjamin A. Beasley <code@musicinmybrain.net> - 2.4.0-6
- Fix a buffer overrun for certain invalid MNG PPLT chunk contents
(RHBZ#1907428).
* Mon Dec 14 2020 Benjamin A. Beasley <code@musicinmybrain.net> - 2.4.0-5
- Previous fix for buffer overrun printing the contents of the sPLT chunk in
certain malformed inputs (RHBZ#1905775) was incomplete; it should be properly
fixed now.
* Sun Dec 13 2020 Benjamin A. Beasley <code@musicinmybrain.net> - 2.4.0-4
- Bounds-check all accesses into enumerated-value name arrays; a malformed file
could have caused a buffer overrun in several of these cases. (RHBZ#1902810)
- Fix buffer overrun when print_buffer() is passed a nonpositive size, which
can occur in practice for certain malformed inputs. (RHBZ#1902810)
- In some cases, the chunk length from the file data (sz) is used to index into
the read buffer without sufficient bounds-checking, leading to a buffer
overrun. Fix this for PPLT, hIST, sCAL, FRAM, SAVE, nEED, PAST, DISC, DROP,
DBYK, ORDR, and SEEK chunks. (RHBZ#1902810)
- Fix buffer overrun printing the contents of the sPLT chunk in certain
malformed inputs. (RHBZ#1905775)
- Backport fix for off-by-one bug in check_magic() from 3.0.0
- Backport fix for zlib version warnings going to stdout from 3.0.0
- Use name macro when referencing patches.
- Add BR on make in anticipation of
https://fedoraproject.org/wiki/Changes/Remove_make_from_BuildRoot.
- New upstream version 2.4.0
- Added new license file for main package (same MIT-style license)
- Drop format-security patch, now upstreamed
- Use upstreamed man pages; no need to generate with help2man anymore
- Add rpmlintrc rules for -extras subpackage
- Add rpmlintrc file to suppress spurious rpmlint warnings
* Mon Nov 30 2020 Benjamin A. Beasley <code@musicinmybrain.net> - 2.3.0-5
- Fix null pointer dereference in pngcheck when -f is given and the sCAL chunk
is missing the pixel height.
* Fri Nov 13 2020 Benjamin A. Beasley <code@musicinmybrain.net> - 2.3.0-4
- Fix buffer overflow (RHBZ #1897485)
* Wed Oct 28 2020 Benjamin A. Beasley <code@musicinmybrain.net> - 2.3.0-3
- Add _hardened_build macro for EPEL
* Wed Oct 28 2020 Benjamin A. Beasley <code@musicinmybrain.net> - 2.3.0-2
- Work around Makefile.unx not actually using LDFLAGS; this fixes hardened
build (PIE)
* Thu Oct 15 2020 Benjamin A. Beasley <code@musicinmybrain.net> - 2.3.0-1
- Initial import (#1886858)
/usr/bin/pngcheck /usr/lib/.build-id /usr/lib/.build-id/05 /usr/lib/.build-id/05/5f6236093bb36562dea02f7e463f4e9d166565 /usr/share/doc/pngcheck /usr/share/doc/pngcheck/CHANGELOG /usr/share/doc/pngcheck/README /usr/share/licenses/pngcheck /usr/share/licenses/pngcheck/LICENSE /usr/share/man/man1/pngcheck.1.gz
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Fabrice Bellet, Mon Oct 20 03:25:08 2025