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89
security advisorydenial of servicefedoraFedora 44 libcgif Critical Integer Overflow Fix CVE-2026-4985
Version 0.5.3 Fix potential undefined behavior in cgif_addframe which could have led to an integer overflow CVE-2026-4985. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-7fd284c688 2026-04-25 01:21:36.171561+00:00 -------------------------------------------------------------------------------- Name : libcgif Product : Fedora 44 Version : 0.5.3 Release : 1.fc44 URL : https://github.com/dloebl/cgif Summary : A fast and lightweight GIF encoder Description : A fast and lightweight GIF encoder that can create GIF animations and images. Summary of the main features: - user-defined global or local color-palette with up to 256 colors (limit of the GIF format) - size-optimizations for GIF animations: - option to set a pixel to transparent if it has identical color in the previous frame (transparency optimization) - do encoding just for the rectangular area that differs from the previous frame (width/height optimization) - fast: a GIF with 256 colors and 1024x1024 pixels can be created in below 50 ms even on a minimalistic system - MIT license (permissive) - different options for GIF animations: static image, N repetitions, infinite repetitions - additional source-code for verifying the encoder after making changes - user-defined delay time from one frame to the next (can be set independently for each frame) - source-code conforms to the C99 standard -------------------------------------------------------------------------------- Update Information: Version 0.5.3 Fix potential undefined behavior in cgif_addframe which could have led to an integer overflow CVE-2026-4985 -------------------------------------------------------------------------------- ChangeLog: * Wed Apr 1 2026 Remi Collet - 0.5.3-1 - update to 0.5.3 * Tue Mar 31 2026 Remi Collet - 0.5.2-2 - fix potential undefined behavior in cgif_addframe CVE-2026-4985 -------------------------------------------------------------------------------- References: [ 1 ] Bug #2452785 - CVE-2026-4985 libcgif: dloebl CGIF: Denial of Service via integer overflow in GIF image handling [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2452785 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-7fd284c688' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/keys -------------------------------------------------------------------------------- -- _______________________________________________ package-announce mailing list --
Apr 25, 2026
•Critical
Fedora
89
security advisorydenial of servicefedoraFedora 42 libcgif Critical Integer Overflow Advisory CVE-2026-4985
Version 0.5.3 Fix potential undefined behavior in cgif_addframe which could have led to an integer overflow CVE-2026-4985. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-7716e480cb 2026-04-10 01:10:26.730884+00:00 -------------------------------------------------------------------------------- Name : libcgif Product : Fedora 42 Version : 0.5.3 Release : 1.fc42 URL : https://github.com/dloebl/cgif Summary : A fast and lightweight GIF encoder Description : A fast and lightweight GIF encoder that can create GIF animations and images. Summary of the main features: - user-defined global or local color-palette with up to 256 colors (limit of the GIF format) - size-optimizations for GIF animations: - option to set a pixel to transparent if it has identical color in the previous frame (transparency optimization) - do encoding just for the rectangular area that differs from the previous frame (width/height optimization) - fast: a GIF with 256 colors and 1024x1024 pixels can be created in below 50 ms even on a minimalistic system - MIT license (permissive) - different options for GIF animations: static image, N repetitions, infinite repetitions - additional source-code for verifying the encoder after making changes - user-defined delay time from one frame to the next (can be set independently for each frame) - source-code conforms to the C99 standard -------------------------------------------------------------------------------- Update Information: Version 0.5.3 Fix potential undefined behavior in cgif_addframe which could have led to an integer overflow CVE-2026-4985 -------------------------------------------------------------------------------- ChangeLog: * Wed Apr 1 2026 Remi Collet - 0.5.3-1 - update to 0.5.3 * Tue Mar 31 2026 Remi Collet - 0.5.2-2 - fix potential undefined behavior in cgif_addframe CVE-2026-4985 -------------------------------------------------------------------------------- References: [ 1 ] Bug #2452785 - CVE-2026-4985 libcgif: dloebl CGIF: Denial of Service via integer overflow in GIF image handling [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2452785 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-7716e480cb' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/keys -------------------------------------------------------------------------------- -- _______________________________________________ package-announce mailing list --
Apr 10, 2026
•Critical
Fedora
89
security advisorydenial of servicefedoraFedora 43 libcgif Critical Denial of Service Due to Integer Overflow
Version 0.5.3 Fix potential undefined behavior in cgif_addframe which could have led to an integer overflow CVE-2026-4985. -------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-1a9f019f60 2026-04-10 00:59:15.834432+00:00 -------------------------------------------------------------------------------- Name : libcgif Product : Fedora 43 Version : 0.5.3 Release : 1.fc43 URL : https://github.com/dloebl/cgif Summary : A fast and lightweight GIF encoder Description : A fast and lightweight GIF encoder that can create GIF animations and images. Summary of the main features: - user-defined global or local color-palette with up to 256 colors (limit of the GIF format) - size-optimizations for GIF animations: - option to set a pixel to transparent if it has identical color in the previous frame (transparency optimization) - do encoding just for the rectangular area that differs from the previous frame (width/height optimization) - fast: a GIF with 256 colors and 1024x1024 pixels can be created in below 50 ms even on a minimalistic system - MIT license (permissive) - different options for GIF animations: static image, N repetitions, infinite repetitions - additional source-code for verifying the encoder after making changes - user-defined delay time from one frame to the next (can be set independently for each frame) - source-code conforms to the C99 standard -------------------------------------------------------------------------------- Update Information: Version 0.5.3 Fix potential undefined behavior in cgif_addframe which could have led to an integer overflow CVE-2026-4985 -------------------------------------------------------------------------------- ChangeLog: * Wed Apr 1 2026 Remi Collet - 0.5.3-1 - update to 0.5.3 * Tue Mar 31 2026 Remi Collet - 0.5.2-2 - fix potential undefined behavior in cgif_addframe CVE-2026-4985 -------------------------------------------------------------------------------- References: [ 1 ] Bug #2452785 - CVE-2026-4985 libcgif: dloebl CGIF: Denial of Service via integer overflow in GIF image handling [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2452785 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-1a9f019f60' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/keys -------------------------------------------------------------------------------- -- _______________________________________________ package-announce mailing list --
Apr 10, 2026
•Critical
Fedora
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