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giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension

🗓️ 24 Apr 2026 11:24:15Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

giflib DoS via buffer overflow in EGifGCBToExtension from crafted Graphics Control Extension block.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64java-21-openjdk1:21.0.11.0.10-1.el8java-21-openjdk-1:21.0.11.0.10-1.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lejava-21-openjdk1:21.0.11.0.10-1.el8java-21-openjdk-1:21.0.11.0.10-1.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xjava-21-openjdk1:21.0.11.0.10-1.el8java-21-openjdk-1:21.0.11.0.10-1.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64java-21-openjdk1:21.0.11.0.10-1.el8java-21-openjdk-1:21.0.11.0.10-1.el8.x86_64.rpm
Red Hat Enterprise Linux9aarch64java-21-openjdk1:21.0.11.0.10-1.el9java-21-openjdk-1:21.0.11.0.10-1.el9.aarch64.rpm
Red Hat Enterprise Linux9ppc64lejava-21-openjdk1:21.0.11.0.10-1.el9java-21-openjdk-1:21.0.11.0.10-1.el9.ppc64le.rpm
Red Hat Enterprise Linux9s390xjava-21-openjdk1:21.0.11.0.10-1.el9java-21-openjdk-1:21.0.11.0.10-1.el9.s390x.rpm
Red Hat Enterprise Linux9x86_64java-21-openjdk1:21.0.11.0.10-1.el9java-21-openjdk-1:21.0.11.0.10-1.el9.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64java-21-openjdk1:21.0.11.0.10-1.el10_2java-21-openjdk-1:21.0.11.0.10-1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lejava-21-openjdk1:21.0.11.0.10-1.el10_2java-21-openjdk-1:21.0.11.0.10-1.el10_2.ppc64le.rpm
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22 Jul 2026 18:07Current
7.9High risk
Vulners AI Score7.9
CVSS 3.18.2
EPSS0.00618
SSVC
2