xcftools: An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm...
CVE-2019-5086 is fixed in xcftools on 1 platform, first by xcftools 1.0.7-6ubuntu0.1, released November 21, 2019. It is not reported as exploited. Patch Radar priority: Routine.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| xcftools · Ubuntu 18.04.6 LTS (bionic) | 1.0.7-6ubuntu0.1 | xcftools 1.0.7-6ubuntu0.1 | Nov 21, 2019 |
| xcftools · Ubuntu 20.04 LTS (focal) | 1.0.7-6ubuntu0.20.04.1 | xcftools 1.0.7-6ubuntu0.20.04.1 | Nov 21, 2019 |
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