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CVE-2019-20012

An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive...

6.5 Medium

An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_HATCH_private in dwg.spec.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

1.36%Up 0.3 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 6.5

An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_HATCH_private in dwg.spec.

Record
CVE-2019-20012
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-770
Updated
2026-11-02
CVE List No score

An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_HATCH_private in dwg.spec.

Record
CVE-2019-20012
Updated
2026-11-02
EUVDEUVD-2019-10568 No score

An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_HATCH_private in dwg.spec.

Record
EUVD-2019-10568
Updated
2026-11-03
GitHub AdvisoriesGHSA-qmhc-828f-c8x9 No score

An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive...

An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_HATCH_private in dwg.spec.

Record
GHSA-qmhc-828f-c8x9
Updated
2026-11-02
OSV 6.5

An issue was discovered in GNU LibreDWG 0.92. Crafted input will lead to an attempted excessive memory allocation in dwg_decode_HATCH_private in dwg.spec.

Record
CVE-2019-20012
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2020:0068-1 No score

Security update for libredwg

This update for libredwg fixes the following issues:

libredwg was updated to release 0.9.3:

  • Added the -x,--extnames option to dwglayers for r13-r14 DWGs.
  • Fixed some leaks: SORTENTSTABLE, PROXY_ENTITY.ownerhandle for r13.
  • Add DICTIONARY.itemhandles[] for r13 and r14.
  • Fixed some dwglayers null pointer derefs, and flush its output for each layer.
  • Added several overflow checks from fuzzing [CVE-2019-20010, boo#1159825], [CVE-2019-20011, boo#1159826], [CVE-2019-20012, boo#1159827], [CVE-2019-20013, boo#1159828], [CVE-2019-20014, boo#1159831], [CVE-2019-20015, boo#1159832]
  • Disallow illegal SPLINE scenarios [CVE-2019-20009, boo#1159824]

Update to release 0.9.1:

  • Fixed more null pointer dereferences, overflows, hangs and memory leaks for fuzzed (i.e. illegal) DWGs.

Update to release 0.9 [boo#1154080]:

  • Added the DXF importer, using the new dynapi and the r2000 encoder. Only for r2000 DXFs.
  • Added utf8text conversion functions to the dynapi.
  • Added 3DSOLID encoder.
  • Added APIs to find handles for names, searching in tables and dicts.
  • API breaking changes - see NEWS file in package.
  • Fixed null pointer dereferences, and memory leaks (except DXF importer) [boo#1129868, CVE-2019-9779] [boo#1129869, CVE-2019-9778] [boo#1129870, CVE-2019-9777] [boo#1129873, CVE-2019-9776] [boo#1129874, CVE-2019-9773] [boo#1129875, CVE-2019-9772] [boo#1129876, CVE-2019-9771] [boo#1129878, CVE-2019-9775] [boo#1129879, CVE-2019-9774] [boo#1129881, CVE-2019-9770]

Update to 0.8:

  • add a new dynamic API, read and write all header and object fields by name
  • API breaking changes
  • Fix many errors in DXF output
  • Fix JSON output
  • Many more bug fixes to handle specific object types
Record
openSUSE-SU-2020:0068-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:0095-1 No score

Security update for libredwg

This update for libredwg fixes the following issues:

libredwg was updated to release 0.9.3:

  • Added the -x,--extnames option to dwglayers for r13-r14 DWGs.
  • Fixed some leaks: SORTENTSTABLE, PROXY_ENTITY.ownerhandle for r13.
  • Add DICTIONARY.itemhandles[] for r13 and r14.
  • Fixed some dwglayers null pointer derefs, and flush its output for each layer.
  • Added several overflow checks from fuzzing [CVE-2019-20010, boo#1159825], [CVE-2019-20011, boo#1159826], [CVE-2019-20012, boo#1159827], [CVE-2019-20013, boo#1159828], [CVE-2019-20014, boo#1159831], [CVE-2019-20015, boo#1159832]
  • Disallow illegal SPLINE scenarios [CVE-2019-20009, boo#1159824]

Update to release 0.9.1:

  • Fixed more null pointer dereferences, overflows, hangs and memory leaks for fuzzed (i.e. illegal) DWGs.

Update to release 0.9 [boo#1154080]:

  • Added the DXF importer, using the new dynapi and the r2000 encoder. Only for r2000 DXFs.
  • Added utf8text conversion functions to the dynapi.
  • Added 3DSOLID encoder.
  • Added APIs to find handles for names, searching in tables and dicts.
  • API breaking changes - see NEWS file in package.
  • Fixed null pointer dereferences, and memory leaks (except DXF importer) [boo#1129868, CVE-2019-9779] [boo#1129869, CVE-2019-9778] [boo#1129870, CVE-2019-9777] [boo#1129873, CVE-2019-9776] [boo#1129874, CVE-2019-9773] [boo#1129875, CVE-2019-9772] [boo#1129876, CVE-2019-9771] [boo#1129878, CVE-2019-9775] [boo#1129879, CVE-2019-9774] [boo#1129881, CVE-2019-9770]

Update to 0.8:

  • add a new dynamic API, read and write all header and object fields by name
  • API breaking changes
  • Fix many errors in DXF output
  • Fix JSON output
  • Many more bug fixes to handle specific object types

This update was imported from the openSUSE:Leap:15.1:Update update project.

Record
openSUSE-SU-2020:0095-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:10981-1 No score

libredwg-devel-0.11.1-1.6 on GA media

These are all security issues fixed in the libredwg-devel-0.11.1-1.6 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10981-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
libredwg
openSUSE:Leap 15.1
From an advisory covering 17 CVEs
 before 0.9.3-lp151.2.3.1
0.9.3-lp151.2.3.1
libredwg
SUSE:Package Hub 15 SP1
From an advisory covering 17 CVEs
 before 0.9.3-bp151.2.3.1
0.9.3-bp151.2.3.1
libredwg
openSUSE:Tumbleweed
From an advisory covering 20 CVEs
 before 0.11.1-1.6
0.11.1-1.6

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-20012 is a medium vulnerability (CVSS 6.5) in Gnu Libredwg, published December 27, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.36%, the 71st percentile. No source names a fixed version.

References

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