CVE-2017-5581 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Tigervnc

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer7 documents6 sources
Severity
9.8CRITICALNVD
EPSS
3.2%
top 12.99%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
TigervncDebian Tigervnc
Timeline
PublishedFeb 28
Latest updateMay 14

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.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

▶debiandebian/tigervnc< tigervnc 1.7.0+dfsg-3 (bookworm)
▶Debiantigervnc/tigervnc< 1.7.0+dfsg-3+3

Patches

Patch: www.openwall.com ↗Patch: www.openwall.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-q2c6-v9x6-qvr4: Buffer overflow in the ModifiablePixelBuffer::fillRect function in TigerVNC before 1↗2022-05-14
▶
OSV
CVE-2017-5581: Buffer overflow in the ModifiablePixelBuffer::fillRect function in TigerVNC before 1↗2017-02-28
▶

📋Vendor Advisories

2
Red Hat
tigervnc: Buffer overflow in ModifiablePixelBuffer::fillRect↗2017-01-13
▶
Debian
CVE-2017-5581: tigervnc - Buffer overflow in the ModifiablePixelBuffer::fillRect function in TigerVNC befo...↗2017
▶

💬Community

2
Bugzilla
CVE-2017-5581 tigervnc: Buffer overflow in ModifiablePixelBuffer::fillRect↗2017-01-23
▶
Bugzilla
CVE-2016-10207 CVE-2017-5581 tigervnc: various flaws [fedora-all]↗2017-01-23
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CVE-2017-5581 — Debian Tigervnc vulnerability | cvebase