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Vulnerabilities / CVE-2017-5581

critical

CVE-2017-5581

tigervnc: Buffer overflow in ModifiablePixelBuffer::fillRect

Published Modified CWE 119
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat3.1CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Amazon (medium), Oracle (medium), Red Hat (low).

Description

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.

Affected packages and fixed versions

SourcePackageFixed in
amazon linux 1tigervnc, tigervnc-debuginfo, tigervnc-server and 1 more1.8.0-1.32.amzn1
debian 11tigervnc1.7.0+dfsg-3
debian 12tigervnc1.7.0+dfsg-3
debian 13tigervnc1.7.0+dfsg-3
debian 14tigervnc1.7.0+dfsg-3
echotigervnc1.7.0+dfsg-3
Oracle Linux 6tigervnc, tigervnc-server, tigervnc-server-applet and 1 more1.1.0-24.el6
Oracle Linux 7fltk, fltk-devel, fltk-fluid and 8 more1.3.4-1.el7 and 1 more
Show all 24 entries from 8 sources
SourcePackageFixed in
amazon linux 1tigervnc1.8.0-1.32.amzn1
amazon linux 1tigervnc-debuginfo1.8.0-1.32.amzn1
amazon linux 1tigervnc-server1.8.0-1.32.amzn1
amazon linux 1tigervnc-server-module1.8.0-1.32.amzn1
debian 11tigervnc1.7.0+dfsg-3
debian 12tigervnc1.7.0+dfsg-3
debian 13tigervnc1.7.0+dfsg-3
debian 14tigervnc1.7.0+dfsg-3
echotigervnc1.7.0+dfsg-3
Oracle Linux 6tigervnc1.1.0-24.el6
Oracle Linux 6tigervnc-server1.1.0-24.el6
Oracle Linux 6tigervnc-server-applet1.1.0-24.el6
Oracle Linux 6tigervnc-server-module1.1.0-24.el6
Oracle Linux 7fltk1.3.4-1.el7
Oracle Linux 7fltk-devel1.3.4-1.el7
Oracle Linux 7fltk-fluid1.3.4-1.el7
Oracle Linux 7fltk-static1.3.4-1.el7
Oracle Linux 7tigervnc1.8.0-1.el7
Oracle Linux 7tigervnc-icons1.8.0-1.el7
Oracle Linux 7tigervnc-license1.8.0-1.el7
Oracle Linux 7tigervnc-server1.8.0-1.el7
Oracle Linux 7tigervnc-server-applet1.8.0-1.el7
Oracle Linux 7tigervnc-server-minimal1.8.0-1.el7
Oracle Linux 7tigervnc-server-module1.8.0-1.el7

References

All 14 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.