Summary
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in libpng ausnutzen, um einen Denial of Service Angriff durchzuführen und Code auszuführen.
Product
Die libpng ist die offizielle Referenzbibliothek für die Darstellung und Manipulation von Bildern im Portable Network Graphics (PNG) Format.
Vulnerabilities 4
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High 7.1CVE-2025-64720 Public exploit
LIBPNG is vulnerable to a buffer overflow in `png_image_read_composite` via incorrect palette premultiplication
LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From version 1.6.0 to before 1.6.51, an out-of-bounds read vulnerability exists in png_image_read_composite when proces…
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High 7.1CVE-2025-65018 Public exploit
LIBPNG is vulnerable to a heap buffer overflow in `png_combine_row` triggered via `png_image_finish_read`
LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From version 1.6.0 to before 1.6.51, there is a heap buffer overflow vulnerability in the libpng simplified API functio…
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Medium 6.1
LIBPNG is vulnerable to a heap buffer overflow in `png_do_quantize` via malformed palette index
LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. Prior to version 1.6.51, a heap buffer over-read vulnerability exists in libpng's png_do_quantize function when process…
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Medium 6.1
LIBPNG is vulnerable to a heap buffer over-read in `png_write_image_8bit` with grayscale+alpha or RGB/RGBA images
LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From version 1.6.0 to before 1.6.51, a heap buffer over-read vulnerability exists in libpng's png_write_image_8bit func…
Revision history
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#43
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#32
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#28
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#27
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#26
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#25
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#23
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References
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libpng Release 1.6.51 vom 2025-11-23
https://github.com/pnggroup/libpng/releases/tag/v1.6.51
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oss-sec mailing list archives vom 2025-11-23
https://seclists.org/oss-sec/2025/q4/204
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GitHub Security Advisory GHSA-4952-h5wq-4m42 vom 2025-11-23
https://github.com/pnggroup/libpng/security/advisories/GHSA-4952-h5wq-4m42
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GitHub Security Advisory GHSA-QPR4-XM66-HWW6 vom 2025-11-23
https://github.com/pnggroup/libpng/security/advisories/GHSA-qpr4-xm66-hww6
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GitHub Security Advisory GHSA-HFC7-PH9C-WCWW vom 2025-11-23
https://github.com/pnggroup/libpng/security/advisories/GHSA-hfc7-ph9c-wcww
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GitHub Security Advisory GHSA-7WV6-48J4-HJ3G vom 2025-11-23
https://github.com/pnggroup/libpng/security/advisories/GHSA-7wv6-48j4-hj3g
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PoC CVE-2025-65018 vom 2025-11-23
https://github.com/Neo-Neo6/CVE-2025-65018-Heap-buffer-overflow-in-libpng-ps4-ps5-
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Gentoo Linux Security Advisory GLSA-202511-06 vom 2025-11-26
https://security.gentoo.org/glsa/202511-06
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Debian Security Advisory DLA-4396 vom 2025-12-07
https://lists.debian.org/debian-lts-announce/2025/12/msg00007.html
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openSUSE Security Update OPENSUSE-SU-2025:15797-1 vom 2025-12-05
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/6VHJB7BZAUFZBE64B7ADJSGFVT67JY7Q/
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Amazon Linux Security Advisory ALAS2-2025-3091 vom 2025-12-08
https://alas.aws.amazon.com/AL2/ALAS2-2025-3091.html
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Amazon Linux Security Advisory ALAS2FIREFOX-2025-048 vom 2025-12-08
https://alas.aws.amazon.com/AL2/ALAS2FIREFOX-2025-048.html
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Debian Security Advisory DSA-6076 vom 2025-12-10
https://lists.debian.org/debian-security-announce/2025/msg00242.html
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Ubuntu Security Notice USN-7924-1 vom 2025-12-11
https://ubuntu.com/security/notices/USN-7924-1
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Fedora Security Advisory FEDORA-2025-DA6D092209 vom 2025-12-13
https://bodhi.fedoraproject.org/updates/FEDORA-2025-da6d092209
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Fedora Security Advisory FEDORA-2025-DBD70402F4 vom 2025-12-13
https://bodhi.fedoraproject.org/updates/FEDORA-2025-dbd70402f4
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SUSE Security Update SUSE-SU-2025:4383-1 vom 2025-12-12
https://lists.suse.com/pipermail/sle-security-updates/2025-December/023535.html
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SUSE Security Update SUSE-SU-2025:4432-1 vom 2025-12-17
https://lists.suse.com/pipermail/sle-security-updates/2025-December/023583.html
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SUSE Security Update SUSE-SU-2025:4436-1 vom 2025-12-17
https://lists.suse.com/pipermail/sle-security-updates/2025-December/023579.html
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SUSE Security Update SUSE-SU-2025:21220-1 vom 2025-12-18
https://lists.suse.com/pipermail/sle-security-updates/2025-December/023591.html
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SUSE Security Update SUSE-SU-2025:21217-1 vom 2025-12-18
https://lists.suse.com/pipermail/sle-security-updates/2025-December/023593.html
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SUSE Security Update SUSE-SU-2025:4494-1 vom 2025-12-19
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/ZIBH6F5GJDUMZIKK5ICPKWLWOR4CCVQK/
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SUSE Security Update SUSE-SU-2025:4533-1 vom 2025-12-30
https://lists.suse.com/pipermail/sle-security-updates/2025-December/023661.html
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Amazon Linux Security Advisory ALAS2-2025-3113 vom 2026-01-05
https://alas.aws.amazon.com/AL2/ALAS2-2025-3113.html
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Amazon Linux Security Advisory ALAS2-2025-3112 vom 2026-01-05
https://alas.aws.amazon.com/AL2/ALAS2-2025-3112.html
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Red Hat Security Advisory RHSA-2026:0125 vom 2026-01-06
https://access.redhat.com/errata/RHSA-2026:0125
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Red Hat Security Advisory RHSA-2026:0212 vom 2026-01-07
https://access.redhat.com/errata/RHSA-2026:0212
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Rocky Linux Security Advisory RLSA-2026:0125 vom 2026-01-07
https://errata.build.resf.org/RLSA-2026:0125
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Red Hat Security Advisory RHSA-2026:0216 vom 2026-01-07
https://access.redhat.com/errata/RHSA-2026:0216
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Red Hat Security Advisory RHSA-2026:0211 vom 2026-01-07
https://access.redhat.com/errata/RHSA-2026:0211
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Oracle Linux Security Advisory ELSA-2026-0241 vom 2026-01-08
https://linux.oracle.com/errata/ELSA-2026-0241.html
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Red Hat Security Advisory RHSA-2026:0234 vom 2026-01-07
https://access.redhat.com/errata/RHSA-2026:0234
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Oracle Linux Security Advisory ELSA-2026-0238 vom 2026-01-07
https://linux.oracle.com/errata/ELSA-2026-0238.html
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Red Hat Security Advisory RHSA-2026:0241 vom 2026-01-07
https://access.redhat.com/errata/RHSA-2026:0241
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Oracle Linux Security Advisory ELSA-2026-0237 vom 2026-01-07
https://linux.oracle.com/errata/ELSA-2026-0237.html
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Oracle Linux Security Advisory ELSA-2026-0125 vom 2026-01-08
https://linux.oracle.com/errata/ELSA-2026-0125.html
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Red Hat Security Advisory RHSA-2026:0237 vom 2026-01-07
https://access.redhat.com/errata/RHSA-2026:0237
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Red Hat Security Advisory RHSA-2026:0251 vom 2026-01-07
https://access.redhat.com/errata/RHSA-2026:0251
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Red Hat Security Advisory RHSA-2026:0210 vom 2026-01-08
https://access.redhat.com/errata/RHSA-2026:0210
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Red Hat Security Advisory RHSA-2026:0238 vom 2026-01-07
https://access.redhat.com/errata/RHSA-2026:0238
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PoC auf GitHub vom 2026-01-07
https://github.com/dantsco/CVE-2025-64720-PoC
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GitLab Patch Release: 18.7.1, 18.6.3, 18.5.5
https://about.gitlab.com/releases/2026/01/07/patch-release-gitlab-18-7-1-released/
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Red Hat Security Advisory RHSA-2026:0322 vom 2026-01-08
https://access.redhat.com/errata/RHSA-2026:0322
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Red Hat Security Advisory RHSA-2026:0323 vom 2026-01-08
https://access.redhat.com/errata/RHSA-2026:0323
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Red Hat Security Advisory RHSA-2026:0321 vom 2026-01-08
https://access.redhat.com/errata/RHSA-2026:0321
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Red Hat Security Advisory RHSA-2026:0313 vom 2026-01-08
https://access.redhat.com/errata/RHSA-2026:0313
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Red Hat Security Advisory RHSA-2026:0414 vom 2026-01-09
https://access.redhat.com/errata/RHSA-2026:0414
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Rocky Linux Security Advisory RLSA-2026:0241 vom 2026-01-09
https://errata.build.resf.org/RLSA-2026:0241
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Rocky Linux Security Advisory RLSA-2026:0237 vom 2026-01-09
https://errata.build.resf.org/RLSA-2026:0237
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Rocky Linux Security Advisory RLSA-2026:0238 vom 2026-01-09
https://errata.build.resf.org/RLSA-2026:0238
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openSUSE Security Update OPENSUSE-SU-2026:20017-1 vom 2026-01-13
https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/2GPCRBHJC7Z4H55G47GJBQKP5HYHTLXK/
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Meinberg Security Advisory vom 2026-01-13
https://www.meinberg.de/german/news/meinberg-security-advisory-mbgsa-2026-01-lantime-firmware-v7-10-007.htm
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SUSE Security Update SUSE-SU-2026:20073-1 vom 2026-01-15
https://lists.suse.com/pipermail/sle-security-updates/2026-January/023744.html
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SUSE Security Update SUSE-SU-2026:20030-1 vom 2026-01-15
https://lists.suse.com/pipermail/sle-security-updates/2026-January/023774.html
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Red Hat Security Advisory RHSA-2026:0927 vom 2026-01-22
https://access.redhat.com/errata/RHSA-2026:0927
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Red Hat Security Advisory RHSA-2026:0848 vom 2026-01-21
https://access.redhat.com/errata/RHSA-2026:0848
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Red Hat Security Advisory RHSA-2026:0847 vom 2026-01-21
https://access.redhat.com/errata/RHSA-2026:0847
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Red Hat Security Advisory RHSA-2026:0849 vom 2026-01-21
https://access.redhat.com/errata/RHSA-2026:0849
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Red Hat Security Advisory RHSA-2026:0950 vom 2026-01-22
https://access.redhat.com/errata/RHSA-2026:0950
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Red Hat Security Advisory RHSA-2026:0928 vom 2026-01-22
https://access.redhat.com/errata/RHSA-2026:0928
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Oracle Linux Security Advisory ELSA-2026-0927 vom 2026-01-22
https://linux.oracle.com/errata/ELSA-2026-0927.html
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Rocky Linux Security Advisory RLSA-2026:0927 vom 2026-01-23
https://errata.build.resf.org/RLSA-2026:0927
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Rocky Linux Security Advisory RLSA-2026:0928 vom 2026-01-23
https://errata.build.resf.org/RLSA-2026:0928
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Oracle Linux Security Advisory ELSA-2026-0251 vom 2026-01-23
http://linux.oracle.com/errata/ELSA-2026-0251.html
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Oracle Linux Security Advisory ELSA-2026-0928 vom 2026-01-23
http://linux.oracle.com/errata/ELSA-2026-0928.html
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Red Hat Security Advisory RHSA-2026:0899 vom 2026-01-26
https://access.redhat.com/errata/RHSA-2026:0899
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Red Hat Security Advisory RHSA-2026:0932 vom 2026-01-26
https://access.redhat.com/errata/RHSA-2026:0932
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Red Hat Security Advisory RHSA-2026:0933 vom 2026-01-26
https://access.redhat.com/errata/RHSA-2026:0933
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Red Hat Security Advisory RHSA-2026:0901 vom 2026-01-26
https://access.redhat.com/errata/RHSA-2026:0901
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Red Hat Security Advisory RHSA-2026:0895 vom 2026-01-26
https://access.redhat.com/errata/RHSA-2026:0895
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Red Hat Security Advisory RHSA-2026:0897 vom 2026-01-26
https://access.redhat.com/errata/RHSA-2026:0897
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Rocky Linux Security Advisory RLSA-2026:0932 vom 2026-01-27
https://errata.build.resf.org/RLSA-2026:0932
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Oracle Linux Security Advisory ELSA-2026-0932 vom 2026-01-27
https://linux.oracle.com/errata/ELSA-2026-0932.html
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IBM Security Bulletin 7258234 vom 2026-01-28
https://www.ibm.com/support/pages/node/7258234
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Meinberg Security Advisory MBGSA-2026.02 vom 2026-02-10
http://news.meinberg.de/664/
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Debian Security Advisory DLA-4481 vom 2026-02-17
https://lists.debian.org/debian-lts-announce/2026/02/msg00020.html
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Amazon Linux Security Advisory ALAS2-2026-3171 vom 2026-02-19
https://alas.aws.amazon.com/AL2/ALAS2-2026-3171.html
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Amazon Linux Security Advisory ALAS2FIREFOX-2026-051 vom 2026-02-19
https://alas.aws.amazon.com/AL2/ALAS2FIREFOX-2026-051.html
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IBM Security Bulletin 7262441 vom 2026-03-03
https://www.ibm.com/support/pages/node/7262441
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Ubuntu Security Notice USN-8081-1 vom 2026-03-12
https://ubuntu.com/security/notices/USN-8081-1