Fiona affected by CVE-2020-14152 related to madler-zlib

published 2024-07-16 2y ago modified 2024-12-01 last yr.

cvss: 7.1; version 3.1, GitHub
cisa kev: Not listed; not in CISA's catalog
epss: —; no score, EPSS covers CVEs only
public exploits: 0; none known

### Summary Vulnerability scan of fiona shows [CVE-2020-14152](https://nvd.nist.gov/vuln/detail/CVE-2020-14152). The vulnerability is in libjpeg, a transitive dependency of fiona (via GDAL and PROJ).

### Details In IJG JPEG (aka libjpeg) before 9d, jpeg_mem_available() in jmemnobs.c in djpeg does not honor the max_memory_to_use setting, possibly causing excessive memory consumption.

### Impact fiona will not open JPEG files and is not vulnerable to attack in that way. fiona might be vulnerable to malformed PROJ grid files using JPEG compression. No such vulnerability or compromise has been demonstrated.

Patch / fix

fixed in 1 links 3

pypi fiona 1.10b2

github.com/OSGeo/gdal@075480a commit
github.com/Toblerity/Fiona@0770821 commit
github.com/libjpeg-turbo/libjpeg-turbo@da2a27e commit

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CVSS scores

assigned by	version	score	vector
GitHub	3.1	7.1	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Affected packages

ecosystem	package	affected	fixed in
pypi	fiona	<1.10b2	1.10b2

Classification

Weakness

CWE-400 Uncontrolled Resource Consumption

References

Sources

GitHub Advisory GHSA-g4m4-9q4c-mfw6

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