CVE-2017-5581

Buffer overflow in the ModifiablePixelBuffer::fillRect function in TigerVNC before 1.7.1 allows remote servers to execute arbitrary code via an RRE message with subrectangle outside framebuffer boundaries.

• CWE-119

• http://rhn.redhat.com/errata/RHSA-2017-0630.html
• http://www.openwall.com/lists/oss-security/2017/01/22/1Mailing List, Patch, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2017/01/25/6Mailing List, Patch, Third Party Advisory
• http://www.securityfocus.com/bid/95789Third Party Advisory, VDB Entry
• https://access.redhat.com/errata/RHSA-2017:2000
• https://github.com/TigerVNC/tigervnc/commit/18c020124ff1b2441f714da2017f63dba50720baPatch, Third Party Advisory
• https://github.com/TigerVNC/tigervnc/pull/399Patch, Third Party Advisory
• https://github.com/TigerVNC/tigervnc/releases/tag/v1.7.1Release Notes, Third Party Advisory
• https://security.gentoo.org/glsa/201702-19
• http://rhn.redhat.com/errata/RHSA-2017-0630.html
• http://www.openwall.com/lists/oss-security/2017/01/22/1Mailing List, Patch, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2017/01/25/6Mailing List, Patch, Third Party Advisory
• http://www.securityfocus.com/bid/95789Third Party Advisory, VDB Entry
• https://access.redhat.com/errata/RHSA-2017:2000
• https://github.com/TigerVNC/tigervnc/commit/18c020124ff1b2441f714da2017f63dba50720baPatch, Third Party Advisory
• https://github.com/TigerVNC/tigervnc/pull/399Patch, Third Party Advisory
• https://github.com/TigerVNC/tigervnc/releases/tag/v1.7.1Release Notes, Third Party Advisory
• https://security.gentoo.org/glsa/201702-19

Published

Feb 28, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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