VULNERABILITY INTELLIGENCE
CVE-2019-5086
CVSS score8.8 HIGH
EPSS probability3.15%
CISA KEVNot currently listed
Published2019-11-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Description
An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools, version 1.0.7. An integer overflow can occur while walking through tiles that could be exploited to corrupt memory and execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.
Weakness classification
- CWE-190: Integer Overflow or Wraparound
- CWE-680: Integer Overflow to Buffer Overflow
- CWE-787: Out-of-bounds Write
Primary references
- talos-cna@cisco.com — Mailing List, Third Party Advisory
- talos-cna@cisco.com — Mailing List, Third Party Advisory
- talos-cna@cisco.com — Exploit, Third Party Advisory
- talos-cna@cisco.com — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory