CVE-2021-21897

unknown

Published — · Modified —

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

—

CVSS v4 NEW

—

not yet in upstream

VIR risk

—

Description

A code execution vulnerability exists in the DL_Dxf::handleLWPolylineData functionality of Ribbonsoft dxflib 3.17.0. A specially-crafted .dxf file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

Mitigation details

Source: Debian Security Tracker · View original ↗ · DFSG

CVE-2021-21897 NameCVE-2021-21897 DescriptionA code execution vulnerability exists in the DL_Dxf::handleLWPolylineData functionality of Ribbonsoft dxflib 3.17.0. A specially-crafted .dxf file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability. SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE…

CVE-2021-21897

Name	CVE-2021-21897
Description	A code execution vulnerability exists in the DL_Dxf::handleLWPolylineData functionality of Ribbonsoft dxflib 3.17.0. A specially-crafted .dxf file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-3046-1
Debian Bugs	1010347, 1010348, 1010349

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
cloudcompare (PTS)	bullseye	2.10.3-4	vulnerable
	bookworm	2.11.3-7.1	fixed
	trixie	2.13.2+git20240821+ds-1	fixed
	forky, sid	2.13.2+git20240821+ds-6	fixed
dxflib (PTS)	bullseye	3.17.0-3	vulnerable
	bookworm	3.26.4-1	fixed
	trixie	3.26.4-2	fixed
	forky, sid	3.26.4-3	fixed
horizon-eda (PTS)	bullseye	1.4.0-1	vulnerable
	bookworm	2.4.0-1	vulnerable
	trixie	2.6.0-2.2	vulnerable
	forky, sid	2.6.0-2.3	vulnerable
librecad (PTS)	bullseye (security), bullseye	2.1.3-1.3+deb11u1	vulnerable
	bookworm	2.2.0-1	vulnerable
	trixie	2.2.0.2-1	vulnerable
	forky, sid	2.2.0.2-3	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
cloudcompare	source	(unstable)	2.11.3-7.1			1010347
dxflib	source	(unstable)	3.26.4-1
horizon-eda	source	(unstable)	(unfixed)	unimportant		1010348
librecad	source	stretch	2.1.2-1+deb9u4		DLA-3046-1
librecad	source	(unstable)	(unfixed)	unimportant		1010349

Notes

[bullseye] - cloudcompare <no-dsa> (Minor issue)
[buster] - cloudcompare <no-dsa> (Minor issue)
[bullseye] - dxflib <no-dsa> (Minor issue)
[buster] - dxflib <no-dsa> (Minor issue)
[stretch] - dxflib <no-dsa> (Minor issue)
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1346
https://github.com/qcad/qcad/commit/1eeffc5daf5a06cf6213ffc19e95923cdebb2eb8

Home - Debian Security - Source (Git)

Apply commands

text fix

Notes

[bullseye] - cloudcompare <no-dsa> (Minor issue)[buster] - cloudcompare <no-dsa> (Minor issue)[bullseye] - dxflib <no-dsa> (Minor issue)[buster] - dxflib <no-dsa> (Minor issue)[stretch] - dxflib <no-dsa> (Minor issue)https://talosintelligence.com/vulnerability_reports/TALOS-2021-1346https://github.com/qcad/qcad/commit/1eeffc5daf5a06cf6213ffc19e95923cdebb2eb8

OS impact

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Debian Mixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`2.11.3-7.1`
sid	Fixed	`2.11.3-7.1`
forky	Fixed	`2.11.3-7.1`
bullseye	Affected	—
bookworm	Fixed	`2.11.3-7.1`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.