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CVE-2019-20011

An issue was discovered in GNU LibreDWG 0.92. There is a heap-based buffer over-read in...

8.8 High

An issue was discovered in GNU LibreDWG 0.92. There is a heap-based buffer over-read in decode_R13_R2000 in decode.c.

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
High
Integrity
High
Availability
High

Exploit likelihood

1.47%Up 0.4 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

An issue was discovered in GNU LibreDWG 0.92. There is a heap-based buffer over-read in decode_R13_R2000 in decode.c.

Record
CVE-2019-20011
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-125
Updated
2026-11-02
CVE List No score

An issue was discovered in GNU LibreDWG 0.92. There is a heap-based buffer over-read in decode_R13_R2000 in decode.c.

Record
CVE-2019-20011
Updated
2026-11-02
EUVDEUVD-2019-10567 No score

An issue was discovered in GNU LibreDWG 0.92. There is a heap-based buffer over-read in decode_R13_R2000 in decode.c.

Record
EUVD-2019-10567
Updated
2026-11-03
GitHub AdvisoriesGHSA-7658-qf63-85h9 No score

An issue was discovered in GNU LibreDWG 0.92. There is a heap-based buffer over-read in...

An issue was discovered in GNU LibreDWG 0.92. There is a heap-based buffer over-read in decode_R13_R2000 in decode.c.

Record
GHSA-7658-qf63-85h9
Updated
2026-11-02
OSV 8.8

An issue was discovered in GNU LibreDWG 0.92. There is a heap-based buffer over-read in decode_R13_R2000 in decode.c.

Record
CVE-2019-20011
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/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

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

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-2019-20011 is a high vulnerability (CVSS 8.8) 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 1.47%, the 73rd percentile. No source names a fixed version.

References

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