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libpng: LIBPNG has a heap buffer overflow in png_set_quantize

🗓️ 22 Apr 2026 13:51:24Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 56 Views

LibPNG before 1.6.55: heap overflow in png_set_quantize with no histogram; palettes over twice the limit cause out-of-bounds read.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ibm
IBM Security Bulletins		Security Bulletin: Oracle Outside In Technology (OIT) v8.5.8 BP3 vulnerabilities CVE-2026-25646 (vulnerable), CVE-2026-25210 (vulnerable), CVE-2026-22184, CVE-2025-68431(affected, not vulnerable) in FileNet Content Manager (FNCM) Content
6 Aug 202607:06
–ibm
nessus
Tenable Nessus		Amazon Linux 2023 : libpng, libpng-devel, libpng-static (ALAS2023-2026-1463)
6 Mar 202600:00
–nessus
nessus
Tenable Nessus		Amazon Linux 2 : libpng, --advisory ALAS2-2026-3189 (ALAS-2026-3189)
6 Mar 202600:00
–nessus
nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0055: libpng (ALINUX3-SA-2026:0055)
24 Mar 202600:00
–nessus
nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0074: libpng15 (ALINUX3-SA-2026:0074)
21 Apr 202600:00
–nessus
nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0075: libpng12 (ALINUX3-SA-2026:0075)
21 Apr 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 9 : libpng15 (ALSA-2026:3031)
26 Feb 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 9 : libpng (ALSA-2026:3405)
4 Mar 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 10 : libpng (ALSA-2026:3551)
6 Mar 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 8 : mingw-libpng (ALSA-2026:4306)
13 Mar 202600:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7.9s390xjava-11-openjdk1:11.0.31.0.11-1.el7_9java-11-openjdk-1:11.0.31.0.11-1.el7_9.s390x.rpm
Red Hat Enterprise Linux7.9x86_64java-11-openjdk1:11.0.31.0.11-1.el7_9java-11-openjdk-1:11.0.31.0.11-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux8aarch64java-11-openjdk1:11.0.31.0.11-1.el8java-11-openjdk-1:11.0.31.0.11-1.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lejava-11-openjdk1:11.0.31.0.11-1.el8java-11-openjdk-1:11.0.31.0.11-1.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xjava-11-openjdk1:11.0.31.0.11-1.el8java-11-openjdk-1:11.0.31.0.11-1.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64java-11-openjdk1:11.0.31.0.11-1.el8java-11-openjdk-1:11.0.31.0.11-1.el8.x86_64.rpm
Red Hat Enterprise Linux9aarch64java-11-openjdk1:11.0.31.0.11-1.el9java-11-openjdk-1:11.0.31.0.11-1.el9.aarch64.rpm
Red Hat Enterprise Linux9ppc64lejava-11-openjdk1:11.0.31.0.11-1.el9java-11-openjdk-1:11.0.31.0.11-1.el9.ppc64le.rpm
Red Hat Enterprise Linux9s390xjava-11-openjdk1:11.0.31.0.11-1.el9java-11-openjdk-1:11.0.31.0.11-1.el9.s390x.rpm
Red Hat Enterprise Linux9x86_64java-11-openjdk1:11.0.31.0.11-1.el9java-11-openjdk-1:11.0.31.0.11-1.el9.x86_64.rpm
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28 Jul 2026 09:23Current
7High risk
Vulners AI Score7
CVSS 3.17 - 8.1
CVSS 48.3
EPSS0.00955
SSVC
CWE-125
libpngpng_set_quantizeheap overflowno histogrampalettes exceed limitout of bounds read
56