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tigervnc: Heap buffer overflow in TightDecoder::FilterGradient

🗓️ 16 Apr 2020 21:09:03Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 78 Views

TigerVNC before 1.10.1 has a heap overflow in TightDecoder::FilterGradient that could enable remote execution via network.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64tigervnc0:1.9.0-14.el8_1tigervnc-0:1.9.0-14.el8_1.aarch64.rpm
Red Hat Enterprise Linux8ppc64letigervnc0:1.9.0-14.el8_1tigervnc-0:1.9.0-14.el8_1.ppc64le.rpm
Red Hat Enterprise Linux8s390xtigervnc0:1.9.0-14.el8_1tigervnc-0:1.9.0-14.el8_1.s390x.rpm
Red Hat Enterprise Linux8x86_64tigervnc0:1.9.0-14.el8_1tigervnc-0:1.9.0-14.el8_1.x86_64.rpm
Red Hat Enterprise Linux8aarch64tigervnc-debuginfo0:1.9.0-14.el8_1tigervnc-debuginfo-0:1.9.0-14.el8_1.aarch64.rpm
Red Hat Enterprise Linux8ppc64letigervnc-debuginfo0:1.9.0-14.el8_1tigervnc-debuginfo-0:1.9.0-14.el8_1.ppc64le.rpm
Red Hat Enterprise Linux8s390xtigervnc-debuginfo0:1.9.0-14.el8_1tigervnc-debuginfo-0:1.9.0-14.el8_1.s390x.rpm
Red Hat Enterprise Linux8x86_64tigervnc-debuginfo0:1.9.0-14.el8_1tigervnc-debuginfo-0:1.9.0-14.el8_1.x86_64.rpm
Red Hat Enterprise Linux8aarch64tigervnc-debugsource0:1.9.0-14.el8_1tigervnc-debugsource-0:1.9.0-14.el8_1.aarch64.rpm
Red Hat Enterprise Linux8ppc64letigervnc-debugsource0:1.9.0-14.el8_1tigervnc-debugsource-0:1.9.0-14.el8_1.ppc64le.rpm
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21 Nov 2025 18:13Current
6.2Medium risk
Vulners AI Score6.2
CVSS 26.5
CVSS 3.17.2
EPSS0.04277
78